Nitrogen application and photosynthesis Taranaki
Effects of nitrogen application and elevated atmospheric CO2 15-02-2012В В· Read "Effect of thinning, pruning and nitrogen fertiliser application on transpiration, photosynthesis and water-use efficiency in a young Eucalyptus nitens plantation, Forest Ecology and Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
The Response Analysis of Photosynthetic Rate of Winter Wheat to
Effects of Nitrogen Application on Chlorophyll Fluorescence. : Understanding the interaction between salinity and nitrogen (N) nutrition is of great economic importance to improve plant growth and grain yield for oat plants. The objective of this study was to investigate whether N application could alleviate the negative effect of salinity (NaCl) stress on oat physiological parameters and yield performance. Two oat genotypes with contrasting salt tolerance …, This study investigated the effects of salinity (0, 100 or 150 mM NaCl) and nitrogen form (sole NO 3 − or NH 4 +, or combined NO 3 −:NH 4 + at 25:75 or 50:50) on growth, photosynthesis, and water and ion status of a commercial variety of maize (Zea mays SY Sincero). In the absence of NaCl, the media containing ammonium only or both nitrogen.
There was an interaction between the application date and nitrogen concentrations; a greater increase occurred in leaf photosynthesis when using 0.3% nitrogen on June 17 and 0.6% nitrogen on July 18 (11.52 and 11.46 μmol m-2 s-1, respectively) . The leaf chlorophyll content was increased significantly by application of nitrogen . the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants,
These results suggest that N application during RP was more effective in increasing yield in the semidwarf indiea type varieties than in the japonica type variety. Key Words: dry matter production, flag leaf photosynthesis and SPAD value, nitrogen dressing during ripening period, semidwarf indiea type variety. 17-08-2018 · Abstract. In order to study the response of the rice photosynthetic-fluorescence characteristics to the application of different nitrogen forms with water-saving irrigation, by using LI-6400XT-type photosynthetic apparatus and other equipment, the fluorescence parameters, stomatal resistance and photosynthetic-CO 2 response curves of rice were measured at the critical stages …
The effects of the different levels of nitrogen application on leaf characteristics including starch accumulation and photosynthesis were determined in two-year-old peach trees (Prunus persica (L.) Batsch. cv. Ohkubo). The nitrogen content on dry weight basis in the leaves was the lowest in the zero 08-02-2012В В· Background. Soil water and nitrogen (N) are considered to be the main environmental factors limiting plant growth and photosynthetic capacity. However, less is known about the interactive effects of soil water and N on tree growth and photosynthetic response in the temperate ecosystem.
The effects of the different levels of nitrogen application on leaf characteristics including starch accumulation and photosynthesis were determined in two-year-old peach trees (Prunus persica (L.) Batsch. cv. Ohkubo). The nitrogen content on dry weight basis in the leaves was the lowest in the zero NITROGEN APPLICATION EFFECT ON LEAF PHOTOSYNTHESIS, NONSTRUCTURAL CARBOHYDRATE CONCENTRATIONS AND YIELD OF FIELD-GROWN COTTON Duli Zhao and Derrick M. Oosterhuis1 RESEARCH PROBLEM The indeterminate growth habit of cotton (Gossypium hirsutum L.) plants makes them very responsive to changes in the environment and management.
10-03-2016В В· Nutrition in Plants - Photosynthesis, Saprotrophs, Symbiosis, Parasites, Macronutrients - Micronutrients in Plants, Nitrogen Cycle, Nitrogen Fixation. 12-01-2018В В· In this study, we quantified the lodging-induced yield losses, changes in fatty acid composition, and oil quality in rapeseed under different nitrogen application rates and planting densities
the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants, Nitrogen (N) availability is a critical factor affecting photosynthetic acclimation of C3 plants under elevated atmospheric CO2 concentration ([CO2]e). However, current understanding of N effects on photosynthetic electron transport rate and partitioning, as well as its impact on photosynthesis under [CO2]e, is inadequate. Using controlled
The Response Analysis of Photosynthetic Rate of Winter Wheat to Nitrogen Application Rate and Light Intensity: ZHANG Liyan 1,2,3,4, GU Xiaohe 2,3,4, PEI Liang 1, YANG Guijun 2,3,4, WANG Lizhi 2,3,4, WANG Xiaoning 5, LI Zhenhai 2,3,4, LI Weiguo 2,3,4: 1. College of Surveying and Mapping and Geographical Science, Liaoning Technical University, Fuxin 123000, China; 12-01-2018В В· In this study, we quantified the lodging-induced yield losses, changes in fatty acid composition, and oil quality in rapeseed under different nitrogen application rates and planting densities
Elevated carbon dioxide and nitrogen supply affect photosynthesis and nitrogen partitioning of two wheat varieties Article in Journal of Plant Nutrition 42(1) В· May 2019 with 48 Reads Nitrogen (N) availability is a critical factor affecting photosynthetic acclimation of C3 plants under elevated atmospheric CO2 concentration ([CO2]e). However, current understanding of N effects on photosynthetic electron transport rate and partitioning, as well as its impact on photosynthesis under [CO2]e, is inadequate. Using controlled
The Response Analysis of Photosynthetic Rate of Winter Wheat to Nitrogen Application Rate and Light Intensity: ZHANG Liyan 1,2,3,4, GU Xiaohe 2,3,4, PEI Liang 1, YANG Guijun 2,3,4, WANG Lizhi 2,3,4, WANG Xiaoning 5, LI Zhenhai 2,3,4, LI Weiguo 2,3,4: 1. College of Surveying and Mapping and Geographical Science, Liaoning Technical University, Fuxin 123000, China; 11-09-2019В В· Yet, at 200 mg N L-1, the canopy became too demanding and plants had to restrain transpiration, reduce photosynthesis, decrease carbohydrates, and finally lower yields. We concluded that the phases of cassava response to nitrogen are: 1) growth that does not support yields at low N, 2) productive N application, and 3) excessive use of N. Yet
the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants, 18-01-2018 · Nitrogen (N) application and irrigation to winter wheat may decrease leaf temperature and enhance photosynthesis: as a result, more photosynthates will be allocated to the grains, resulting in higher grain yields.
Nitrogen fixation, calculated from C 2 H 2 ‐reduction and H 2 ‐evolution data, was inhibited more by NH 4 + than by NO 3 − application. Inhibition was counteracted by increasing PPFD. Percentage nitrogen decreased with increasing PPFD in plants treated with combined nitrogen and increased in the plants dependent on N 2 fixation. 10-07-2019 · Nitrogen (N) and potassium (K) are two important mineral nutrients in regulating leaf photosynthesis. Studying the interactive effects of N and K on regulating N allocation and photosynthesis (Pn) of rice leaves will be of great significance for further increasing leaf Pn, photosynthetic N use efficiency (PNUE) and grain yield. We measured the gas exchange of rice leaves in a field experiment …
Nitrogen application effect on leaf photosynthesis nonstructural
Frontiers Biomass Accumulation Photosynthetic Traits and Root. Get an answer for 'How does photosynthesis affect the nitrogen cycle' and find homework help for other Science questions at eNotes, The effects of nitrogen fertilization on foliage nitrogen concentration, rates of photosynthesis, and stem diameter growth were studied for Douglas-fir (Pseudotsugamenziesii (Mirb.) Franco) trees, with a range of fertilizer applications from 0 to 896 kg N/ha. Ammonium nitrate (AN) and urea were.
Cyanobacteria Wikipedia
Frontiers High Nitrogen Availability Limits Photosynthesis and. 23-10-2018В В· The process of photosynthesis requires a system that is comprised of many proteins, and which accounts for the majority of nitrogen in any plant. It is this large nitrogen requirement to construct a photosynthetic system that results in the need for nitrogenous fertilizer by highly productive crops. https://en.wikipedia.org/wiki/Nitrogen_fixation 18-01-2018В В· Nitrogen (N) application and irrigation to winter wheat may decrease leaf temperature and enhance photosynthesis: as a result, more photosynthates will be allocated to the grains, resulting in higher grain yields..
15-02-2012В В· Read "Effect of thinning, pruning and nitrogen fertiliser application on transpiration, photosynthesis and water-use efficiency in a young Eucalyptus nitens plantation, Forest Ecology and Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The effects of nitrogen fertilization on foliage nitrogen concentration, rates of photosynthesis, and stem diameter growth were studied for Douglas-fir (Pseudotsugamenziesii (Mirb.) Franco) trees, with a range of fertilizer applications from 0 to 896 kg N/ha. Ammonium nitrate (AN) and urea were
Effect of nitrogen application on growth and photosynthetic nitrogen use efficiency in two ecotypes of wild strawberry, Fragaria chiloensis Physiologia Plantarum 1990 80:4 Genotypic variation in the uptake, partitioning and remobilisation of nitrogen during grain-filling in wheat Field Crops Research 2014 156 The effects of nitrogen fertilization on foliage nitrogen concentration, rates of photosynthesis, and stem diameter growth were studied for Douglas-fir (Pseudotsugamenziesii (Mirb.) Franco) trees, with a range of fertilizer applications from 0 to 896 kg N/ha. Ammonium nitrate (AN) and urea were
15-02-2012В В· Read "Effect of thinning, pruning and nitrogen fertiliser application on transpiration, photosynthesis and water-use efficiency in a young Eucalyptus nitens plantation, Forest Ecology and Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. of nitrogen and phophorus and leaf photosynthetic capacity (Amax) (Field and Mooney 1986) irrespective of plant species or growth conditions. Although the importance of N and P to plant growth and photosynthesis is widely documented, its worthy to note that plants require these elements in adequate amounts. As reported by (Ingestad and Lund
Nitrogen application effect on leaf photosynthesis, nonstructural carbohydrate concentrations and yield of field-grown cotton. Author(s) : Zhao DuLi; Oosterhuis, D. M. Author Affiliation : Crop, Soil, and Environmental Sciences Department, Arkansas Agricultural Experiment Station, Fayetteville, USA 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications (PMA) Shanghai, China 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications IEEE , (2012).978-1-4673-0070-4 978-1-4673-0067-4 978-1-4673-0069-8 Qingfeng Song and Xin-Guang Zhu A model of canopy photosynthesis in rice that …
15-02-2012 · Read "Effect of thinning, pruning and nitrogen fertiliser application on transpiration, photosynthesis and water-use efficiency in a young Eucalyptus nitens plantation, Forest Ecology and Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities. This chemical energy is stored in carbohydrate molecules, such as sugars, which are synthesized from carbon dioxide and water – hence the name photosynthesis, from the Greek φῶς, phōs, "light", and σύνθεσις, synthesis, "putting together". …
Nitrogen (N) availability is a critical factor affecting photosynthetic acclimation of C3 plants under elevated atmospheric CO2 concentration ([CO2]e). However, current understanding of N effects on photosynthetic electron transport rate and partitioning, as well as its impact on photosynthesis under [CO2]e, is inadequate. Using controlled Naked oat (Avena nuda L.) was originated from China, where soil nitrogen (N) is low availability. The responses of chlorophyll (Chl.) fluorescence parameters and leaf gas exchange to N application
Photosynthetica 2010, 48(2):208-218 DOI: 10.1007/s11099-010-0026-3. Effect of fertilizer application on photosynthesis and oil yield of Jatropha curcas L. J. W. H. Yong 1,*, Y. F. Ng 2, S. N. Tan 1, A. Y. L. Chew 3 1 Natural Sciences and Science Education Academic Group, Nanyang Technological University, Singapore, Singapore 2 Institute of Environmental Science and Engineering, Nanyang Technological … Elevated carbon dioxide and nitrogen supply affect photosynthesis and nitrogen partitioning of two wheat varieties Article in Journal of Plant Nutrition 42(1) · May 2019 with 48 Reads
This activity introduces the chemicals of the nitrogen cycle and the concept or biogeochemical cycles. Some simple revision flashcards cards can be printed or practised online and there are two interesting examples of the nitrogen cycle, in carnivorous plants and in a home aquarium. The activity is completed using some IB style questions covering eutrophication and agriculture.Which of the following … Application of nitrogen proved to be whereas the minimum rates of photosynthesis very effective in alleviating the effect of salinity on the (26.52 µmol CO2/(m2 s) in Pioneer 32B33) and transpiration rate. However, there was no significant dif- (25.62 μmol CO2/(m2 s) in Dekalb 979) were recorded ference when nitrogen was applied at supra-optimum in N0 (without application) at 10 dS/m salinity level. (275 …
18-01-2018В В· Nitrogen (N) application and irrigation to winter wheat may decrease leaf temperature and enhance photosynthesis: as a result, more photosynthates will be allocated to the grains, resulting in higher grain yields. Effects of Waterlogging on Nitrogen Fixation and Photosynthesis in Supernodulating Soybean Cultivar Kanto 100 Gunho Jung, Toshinori Matsunami, Yukihiko Oki and Makie Kokubun (Graduate School of Agricultural Science, Tohoku University, Sendai 981-8555, Japan)
Get an answer for 'How does photosynthesis affect the nitrogen cycle' and find homework help for other Science questions at eNotes 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications (PMA) Shanghai, China 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications IEEE , (2012).978-1-4673-0070-4 978-1-4673-0067-4 978-1-4673-0069-8 Qingfeng Song and Xin-Guang Zhu A model of canopy photosynthesis in rice that …
Naked oat (Avena nuda L.) was originated from China, where soil nitrogen (N) is low availability. The responses of chlorophyll (Chl.) fluorescence parameters and leaf gas exchange to N application 08-02-2012В В· Background. Soil water and nitrogen (N) are considered to be the main environmental factors limiting plant growth and photosynthetic capacity. However, less is known about the interactive effects of soil water and N on tree growth and photosynthetic response in the temperate ecosystem.
Effect of thinning pruning and nitrogen fertiliser application on
Interactions between Symbiotic Nitrogen Fixation Combined‐N. the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants,, Nitrogen fixation, calculated from C 2 H 2 ‐reduction and H 2 ‐evolution data, was inhibited more by NH 4 + than by NO 3 − application. Inhibition was counteracted by increasing PPFD. Percentage nitrogen decreased with increasing PPFD in plants treated with combined nitrogen and increased in the plants dependent on N 2 fixation..
Interactions between Symbiotic Nitrogen Fixation Combined‐N
Effect of thinning pruning and nitrogen fertiliser application on. CORRELATION BETWEEN NITROGEN AND CHLOROPHYLL CONTENT 2009) ABSTRACT: Physiological investigations of nitrogen content and relation between nitrogen and chlorophyll content at some wheat cultivars were carried out at the outset of the flowering phase. Dependence of nitrogen content from mineral elements in the soil was established at the same time. Investigations were guided on …, Cyanobacteria / s aɪ ˌ æ n oʊ b æ k ˈ t ɪər i ə /, also known as Cyanophyta, are a phylum consisting of free-living bacteria and the endosymbiotic plastids, a sister group to Gloeomargarita, that are present in some eukaryotes. They commonly obtain their energy through oxygenic photosynthesis. The oxygen gas in the atmosphere of earth is produced by cyanobacteria of this phylum, either as free-living bacteria or as ….
various times after 23 April to givetotal nitrogen applications of 0, 0.042, 0.25,0.29, and 0.84 g N pot:'. On 7 to 9 May, leaflet CER were measured under saturating photosynthetically active radiation (greater than 1000 umole m" s') by briefly enclosing individual leaflets in a 0.25-Lportable chamber system Effects of Waterlogging on Nitrogen Fixation and Photosynthesis in Supernodulating Soybean Cultivar Kanto 100 Gunho Jung, Toshinori Matsunami, Yukihiko Oki and Makie Kokubun (Graduate School of Agricultural Science, Tohoku University, Sendai 981-8555, Japan)
The relationship between photosynthesis and leaf nitrogen is one of the most important benefit functions, because photosynthesis provides the energy and structural substrates necessary for reproduction, growth, or foraging for additional nitrogen. Here we shall explore aspects of this benefit function, examining the generality, the mechanism The effects of nitrogen fertilization on foliage nitrogen concentration, rates of photosynthesis, and stem diameter growth were studied for Douglas-fir (Pseudotsugamenziesii (Mirb.) Franco) trees, with a range of fertilizer applications from 0 to 896 kg N/ha. Ammonium nitrate (AN) and urea were
: Understanding the interaction between salinity and nitrogen (N) nutrition is of great economic importance to improve plant growth and grain yield for oat plants. The objective of this study was to investigate whether N application could alleviate the negative effect of salinity (NaCl) stress on oat physiological parameters and yield performance. Two oat genotypes with contrasting salt tolerance … This activity introduces the chemicals of the nitrogen cycle and the concept or biogeochemical cycles. Some simple revision flashcards cards can be printed or practised online and there are two interesting examples of the nitrogen cycle, in carnivorous plants and in a home aquarium. The activity is completed using some IB style questions covering eutrophication and agriculture.Which of the following …
the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants, 11-09-2019 · Yet, at 200 mg N L-1, the canopy became too demanding and plants had to restrain transpiration, reduce photosynthesis, decrease carbohydrates, and finally lower yields. We concluded that the phases of cassava response to nitrogen are: 1) growth that does not support yields at low N, 2) productive N application, and 3) excessive use of N. Yet
various times after 23 April to givetotal nitrogen applications of 0, 0.042, 0.25,0.29, and 0.84 g N pot:'. On 7 to 9 May, leaflet CER were measured under saturating photosynthetically active radiation (greater than 1000 umole m" s') by briefly enclosing individual leaflets in a 0.25-Lportable chamber system 10-03-2016В В· Nutrition in Plants - Photosynthesis, Saprotrophs, Symbiosis, Parasites, Macronutrients - Micronutrients in Plants, Nitrogen Cycle, Nitrogen Fixation.
Cyanobacteria / s aɪ ˌ æ n oʊ b æ k ˈ t ɪər i ə /, also known as Cyanophyta, are a phylum consisting of free-living bacteria and the endosymbiotic plastids, a sister group to Gloeomargarita, that are present in some eukaryotes. They commonly obtain their energy through oxygenic photosynthesis. The oxygen gas in the atmosphere of earth is produced by cyanobacteria of this phylum, either as free-living bacteria or as … This activity introduces the chemicals of the nitrogen cycle and the concept or biogeochemical cycles. Some simple revision flashcards cards can be printed or practised online and there are two interesting examples of the nitrogen cycle, in carnivorous plants and in a home aquarium. The activity is completed using some IB style questions covering eutrophication and agriculture.Which of the following …
01-01-2011 · When light-saturated photosynthesis in air is plotted against leaf N content (both expressed per unit of leaf area), however, a great deal of variation exists among C 3 species. Evans (1989) found that rice and wheat show the highest rates of photosynthesis per unit of leaf N content, up to 10 times higher than some evergreen trees . This CORRELATION BETWEEN NITROGEN AND CHLOROPHYLL CONTENT 2009) ABSTRACT: Physiological investigations of nitrogen content and relation between nitrogen and chlorophyll content at some wheat cultivars were carried out at the outset of the flowering phase. Dependence of nitrogen content from mineral elements in the soil was established at the same time. Investigations were guided on …
11-09-2019 · Yet, at 200 mg N L-1, the canopy became too demanding and plants had to restrain transpiration, reduce photosynthesis, decrease carbohydrates, and finally lower yields. We concluded that the phases of cassava response to nitrogen are: 1) growth that does not support yields at low N, 2) productive N application, and 3) excessive use of N. Yet Photosynthetica 2010, 48(2):208-218 DOI: 10.1007/s11099-010-0026-3. Effect of fertilizer application on photosynthesis and oil yield of Jatropha curcas L. J. W. H. Yong 1,*, Y. F. Ng 2, S. N. Tan 1, A. Y. L. Chew 3 1 Natural Sciences and Science Education Academic Group, Nanyang Technological University, Singapore, Singapore 2 Institute of Environmental Science and Engineering, Nanyang Technological …
CORRELATION BETWEEN NITROGEN AND CHLOROPHYLL CONTENT 2009) ABSTRACT: Physiological investigations of nitrogen content and relation between nitrogen and chlorophyll content at some wheat cultivars were carried out at the outset of the flowering phase. Dependence of nitrogen content from mineral elements in the soil was established at the same time. Investigations were guided on … the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants,
Why Biotechnology Nitrogen Fixation and Photosynthesis? In this section you can learn and practice Biotechnology Questions based on "Nitrogen Fixation and Photosynthesis" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence. Naked oat (Avena nuda L.) was originated from China, where soil nitrogen (N) is low availability. The responses of chlorophyll (Chl.) fluorescence parameters and leaf gas exchange to N application
Nitrogen application effect on leaf photosynthesis nonstructural
Photosynthetica Effect of nitrogen application and elevated CO2. NITROGEN APPLICATION EFFECT ON LEAF PHOTOSYNTHESIS, NONSTRUCTURAL CARBOHYDRATE CONCENTRATIONS AND YIELD OF FIELD-GROWN COTTON Duli Zhao and Derrick M. Oosterhuis1 RESEARCH PROBLEM The indeterminate growth habit of cotton (Gossypium hirsutum L.) plants makes them very responsive to changes in the environment and management., 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications (PMA) Shanghai, China 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications IEEE , (2012).978-1-4673-0070-4 978-1-4673-0067-4 978-1-4673-0069-8 Qingfeng Song and Xin-Guang Zhu A model of canopy photosynthesis in rice that ….
Effects of nitrogen application and supplemental irrigation on. NITROGEN APPLICATION EFFECT ON LEAF PHOTOSYNTHESIS, NONSTRUCTURAL CARBOHYDRATE CONCENTRATIONS AND YIELD OF FIELD-GROWN COTTON Duli Zhao and Derrick M. Oosterhuis1 RESEARCH PROBLEM The indeterminate growth habit of cotton (Gossypium hirsutum L.) plants makes them very responsive to changes in the environment and management., 10-03-2016В В· Nutrition in Plants - Photosynthesis, Saprotrophs, Symbiosis, Parasites, Macronutrients - Micronutrients in Plants, Nitrogen Cycle, Nitrogen Fixation..
Crop Science Abstract Leaf Nitrogen Photosynthesis and Crop
Effect of Nitrogen Application on Active Oxygen Species. This activity introduces the chemicals of the nitrogen cycle and the concept or biogeochemical cycles. Some simple revision flashcards cards can be printed or practised online and there are two interesting examples of the nitrogen cycle, in carnivorous plants and in a home aquarium. The activity is completed using some IB style questions covering eutrophication and agriculture.Which of the following … https://en.wikipedia.org/wiki/Nitrogen_fixation : Understanding the interaction between salinity and nitrogen (N) nutrition is of great economic importance to improve plant growth and grain yield for oat plants. The objective of this study was to investigate whether N application could alleviate the negative effect of salinity (NaCl) stress on oat physiological parameters and yield performance. Two oat genotypes with contrasting salt tolerance ….
The effects of nitrogen availability on growth and photosynthesis were followed in plants of sunflower (Helianthus annuus L., var. CATISSOL-01) grown in the greenhouse under natural photoperiod.The sunflower plants were grown in vermiculite under two contrasting nitrogen supply, with nitrogen supplied as ammonium nitrate. 01-01-2011В В· When light-saturated photosynthesis in air is plotted against leaf N content (both expressed per unit of leaf area), however, a great deal of variation exists among C 3 species. Evans (1989) found that rice and wheat show the highest rates of photosynthesis per unit of leaf N content, up to 10 times higher than some evergreen trees . This
various times after 23 April to givetotal nitrogen applications of 0, 0.042, 0.25,0.29, and 0.84 g N pot:'. On 7 to 9 May, leaflet CER were measured under saturating photosynthetically active radiation (greater than 1000 umole m" s') by briefly enclosing individual leaflets in a 0.25-Lportable chamber system The effects of nitrogen fertilization on foliage nitrogen concentration, rates of photosynthesis, and stem diameter growth were studied for Douglas-fir (Pseudotsugamenziesii (Mirb.) Franco) trees, with a range of fertilizer applications from 0 to 896 kg N/ha. Ammonium nitrate (AN) and urea were
the non-nitrogen treatment. Our experimental results showed that an increase of N supply can alleviate the negative effects induced by salinity stress and improved plant growth and yield by maintaining the integrity of the photosynthesis and chlorophyll fluorescence processes of oat plants, Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities. This chemical energy is stored in carbohydrate molecules, such as sugars, which are synthesized from carbon dioxide and water – hence the name photosynthesis, from the Greek φῶς, phōs, "light", and σύνθεσις, synthesis, "putting together". …
These results suggest that N application during RP was more effective in increasing yield in the semidwarf indiea type varieties than in the japonica type variety. Key Words: dry matter production, flag leaf photosynthesis and SPAD value, nitrogen dressing during ripening period, semidwarf indiea type variety. 29-08-2009 · Nitrogen Fixation(Application of redox reaction) Nitrogen Fixation Nitrogen is the most abundant element in our atmosphere. It is a vital element as many classes of compounds essential to living systems are nitrogen-containing compounds. Nitrogen is a primary nutrient for all green plants, but it must be modified before it can be readily utilized by most living systems. Nitrogen fixation is one …
[Effects of postponing nitrogen application on photosynthetic characteristics and grain yield of winter wheat subjected to water stress after heading stage]. [Article in Chinese] Yang MD, Ma SC, Yang SJ, Zhang SY, Guan XK, Li XM, Wang TC, Li CX. Effect of nitrogen application on growth and photosynthetic nitrogen use efficiency in two ecotypes of wild strawberry, Fragaria chiloensis Physiologia Plantarum 1990 80:4 Genotypic variation in the uptake, partitioning and remobilisation of nitrogen during grain-filling in wheat Field Crops Research 2014 156
Nitrogen fixation, calculated from C 2 H 2 ‐reduction and H 2 ‐evolution data, was inhibited more by NH 4 + than by NO 3 − application. Inhibition was counteracted by increasing PPFD. Percentage nitrogen decreased with increasing PPFD in plants treated with combined nitrogen and increased in the plants dependent on N 2 fixation. Limitations of soil water and nitrogen (N) are factors which cause a substantial reduction in cotton (Gossypium hirsutum L.) yield, especially in an arid environment. Suitable management decisions like irrigation method and nitrogen fertilization are the key yield improvement technologies in cotton production systems. Therefore, we hypothesized that optimal water-N supply can increase cotton plant …
2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications (PMA) Shanghai, China 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications IEEE , (2012).978-1-4673-0070-4 978-1-4673-0067-4 978-1-4673-0069-8 Qingfeng Song and Xin-Guang Zhu A model of canopy photosynthesis in rice that … 08-02-2012 · Background. Soil water and nitrogen (N) are considered to be the main environmental factors limiting plant growth and photosynthetic capacity. However, less is known about the interactive effects of soil water and N on tree growth and photosynthetic response in the temperate ecosystem.
of nitrogen and phophorus and leaf photosynthetic capacity (Amax) (Field and Mooney 1986) irrespective of plant species or growth conditions. Although the importance of N and P to plant growth and photosynthesis is widely documented, its worthy to note that plants require these elements in adequate amounts. As reported by (Ingestad and Lund 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications (PMA) Shanghai, China 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications IEEE , (2012).978-1-4673-0070-4 978-1-4673-0067-4 978-1-4673-0069-8 Qingfeng Song and Xin-Guang Zhu A model of canopy photosynthesis in rice that …
Limitations of soil water and nitrogen (N) are factors which cause a substantial reduction in cotton (Gossypium hirsutum L.) yield, especially in an arid environment. Suitable management decisions like irrigation method and nitrogen fertilization are the key yield improvement technologies in cotton production systems. Therefore, we hypothesized that optimal water-N supply can increase cotton plant … application on yield, quality and some quantitative parameters of flue-cured tobacco cv. K326 were reported that, nitrogen application had a significant effect on dry leaf yield, fresh leaf yield, stalk diameter, leaf length, leaf width, stalk dry weight, biomass and sugar percentage. But, effect of potassium fertilizer usage only was
There was an interaction between the application date and nitrogen concentrations; a greater increase occurred in leaf photosynthesis when using 0.3% nitrogen on June 17 and 0.6% nitrogen on July 18 (11.52 and 11.46 Ојmol m-2 s-1, respectively) . The leaf chlorophyll content was increased significantly by application of nitrogen . These results suggest that N application during RP was more effective in increasing yield in the semidwarf indiea type varieties than in the japonica type variety. Key Words: dry matter production, flag leaf photosynthesis and SPAD value, nitrogen dressing during ripening period, semidwarf indiea type variety.
29-08-2009 · Nitrogen Fixation(Application of redox reaction) Nitrogen Fixation Nitrogen is the most abundant element in our atmosphere. It is a vital element as many classes of compounds essential to living systems are nitrogen-containing compounds. Nitrogen is a primary nutrient for all green plants, but it must be modified before it can be readily utilized by most living systems. Nitrogen fixation is one … Photosynthetica 2010, 48(2):208-218 DOI: 10.1007/s11099-010-0026-3. Effect of fertilizer application on photosynthesis and oil yield of Jatropha curcas L. J. W. H. Yong 1,*, Y. F. Ng 2, S. N. Tan 1, A. Y. L. Chew 3 1 Natural Sciences and Science Education Academic Group, Nanyang Technological University, Singapore, Singapore 2 Institute of Environmental Science and Engineering, Nanyang Technological …
