搜索结果: 1-15 共查到“农学 Leaf N content”相关记录16条 . 查询时间(0.103 秒)
Higher leaf nitrogen content is linked to tighter stomatal regulation of transpiration and more efficient water use across dryland trees
arid ecosystems ci/ca ratio leafδ13C leaf δ18O plant isotopic composition
2023/11/28
The least-cost economic theory of photosynthesis shows that water and nitrogen are mutually substitutable resources to achieve a given carbon gain. However, vegetation in the Sahel has to cope with th...
南京农业大学农学院《Remote Sensing of Environment》发表智慧农业团队“Assessing a soil-removed semi-empirical model for estimating leaf chlorophyll content”（图）
智慧农业 光谱监测 作物光合 氮素营养
2023/10/28
2022年10月7日，农学院智慧农业团队在国际顶级遥感期刊《Remote Sensing of Environment》发表了题为“Assessing a soil-removed semi-empirical model for estimating leaf chlorophyll content”的研究论文，报道了他们在冠层尺度叶片叶绿素含量光谱监测普适性模型构建和土壤影响消除方面的重要进展...
Spectroscopic determination of leaf chlorophyll content and color for genetic selection on Sassafras tzumu
Spectroscopic determination leaf chlorophyll genetic selection Sassafras tzumu
2023/6/5
Reflectance spectroscopy, like IR, VIS–NIR, combined with chemometric, has been widely used in plant leaf chemical analysis. But less studies have been made on the application of NIR reflectance spect...
Early tree growth, productivity, fruit quality and leaf nutrients content of sweet cherry grown in a high density planting system
fruit size Prunus avium L. macro- and micronutrients soluble solids yield
2015/3/25
From 2008 to 2013 the phenology, early tree growth, precocity, yield, fruit quality attributes and leaf nutrient status of four sweet cherry cultivars (May Early, Germersdorfer, Sunburst and Celeste) ...
Reduced nitrogen availability during growth improves quality in red oak lettuce leaves by minimizing nitrate content, and increasing antioxidant capacity and leaf mineral content
Lactuca sativa L. Hydroponic Phenolic Content Zinc Manganese Magnesium
2013/3/5
Overuse of N in lettuce production can lead to environmental problems caused by leaching and the accumulation of harmful nitrates in edible tissues. This study investigated the effect of applied nitro...
Growth and Leaf Mineral Content of Some Fruit Species Seedlings as Affected by a Slow Release Nitrogen Fertilizer
Urea-formaldehyde seedlings vegetative growth leaf mineral content soil chemical properties
2010/11/15
Urea-formaldehyde (UF) (38% N) was used as a slow release nitrogen fertilizer on four fruit
seedling species (grape, mango, banana and date palm) comparing with the traditional urea (46% N) to invest...
Leaf phenolic content of some squash rootstocks used on watermelon (Citrullus lanatus (thunb.) Matsum and Nakai) growing and phenolic accumulation on grafted cultivar
Watermelon squash rootstocks grafting phenolic compounds
2011/1/11
In this study, phenolic compounds were identified in the leaves of grafted and non-grafted watermelon (Citrullus lanatus (Thunb.) Matsum and Nakai) plants and squash rootstocks. The watermelon cultiva...
Effects of Canopy Light Distribution Characteristics and Leaf Nitrogen Content on Efficiency of Radiation Use in Dry Matter Accumulation of Soybean Cultivars
Dry matter production Leaf nitrogen content Light extinction coefficient Radiation conversion efficiency SLW Soybean Varietal difference
2009/7/30
The amount of dry matter produced per photosynthetically active radiation (PAR) intercepted by the canopy (EPAR) and factors which might affect EPAR were determined for various soybean cultivars, and ...
Relationship between Leaf Water Content and Temporary Increase in the Net Photosynthetic Rate Caused by Leaf Excision from Leaf Sheath in the Rice Plant
β-Ray transmittance Intercellular CO2 concentration Leaf excision Leaf water content Photosynthesis Rice
2009/7/29
The photosynthetic rate and the water content in the rice leaf of potted plant, cv. Yamabiko, Ochikara and Araki, were measured simultaneously by the assimilation chamber method and by β-ray transmitt...
Effects of Water Table on Physiological Traits and Yield of Soybean:I. Effects of water table and rainfall on leaf chlorophyll content, root growth and yield
Chlorophyll content Root length Soybean Water table Yield
2009/7/28
The objective of this study was to obtain physiological information for the increasing yield of soybeans at drained paddy fields by controlling the water table level. We studied the effects of variou...
Influence of Leaf Nitrogen Content on Grain Weight at Early Ripening Period and Relationship between Root Respiration and Leaf Area per Spikelet of Rice Plant
Ammonium concentration Grain filling Grain weight Leaf area Nitrogen content Rice Root respiration
2009/7/28
The same seedlings of three rice cultivars were transplanted into both paddy fields, experimental fields of Tottori University (Koyama) and skillful farmer's field (Hojo), and given their respective ...
Midday Drop of Leaf Water Content Related to Drought Tolerance in Snap Bean (Phaseolus vulgaris L.)
Drought Leaf water content Snap bean
2009/7/24
Midday Drop of Leaf Water Content Related to Drought Tolerance in Snap Bean (Phaseolus vulgaris L.).
Spatial Distribution of Leaf Area Index and Leaf N Content in Relation to Grain Yield and Nitrogen Uptake in Rice
Grain yield Leaf area index Leaf N content N uptake Spatial distribution
2009/7/23
Exploring approaches to optimizing spatial distributions of leaf area index (LAI) and leaf nitrogen content (LNC) should be useful for increasing grain yield in rice (Oryza sativa). The primary object...
Effect of Nitrogen Fertilizer Application Rates on Tree Growth,Fruit Quality and Leaf Mineral Content of Young Citrus‘Shiranuhi’trees
effect of fertilizer application nitrogen fertilizer
2009/7/7
A study was carried out to determine the most effective nitrogen fertilizer application rate for optimal tree growth, fruit quality, and leaf mineral content of the young citrus ‘Shiranuhi’ [‘Kiyomi’ ...
Effect of Foliar Application with Some Micronutrients on Leaf Mineral Content, Yield and Fruit Quality of "Florida Prince and Desert Red" Peach Trees
Peach trees foliar application micronutrients fruit quality and yield
2010/11/10
The present investigation was conducted during 2004 and 2005 seasons of 7 years old "Florida
Prince and Desert Red" peach trees budded on Nemagrad rootstock grown on sandy soil under drip
irrigation...