搜索结果: 1-15 共查到“作物学 Nitrogen”相关记录230条 . 查询时间(0.125 秒)
南京农业大学农学院《New Phytologist》发表耕作制度与农田生态课题组“Temporal complementarity be tween roots and mycorrhizal fungi drives wheat nitrogen use efficiency”（图）
耕作制度 农田生态
2022/3/23
2022年8月28日，南京农业大学耕作制度与农田生态课题组的最新研究成果“Temporal complementarity be tween roots and mycorrhizal fungi drives wheat nitrogen use efficiency”在New Phytologist上发表。该成果揭示了氮高效小麦品种在花前依赖根系吸收氮素而花后依赖丛枝菌根真菌(AMF)促进花前...
南京农业大学农学院《New Phytologist》发表耕作制度与农田生态课题组“Temporal complementarity be tween roots and mycorrhizal fungi drives wheat nitrogen use efficiency”.（图）
耕作制度 农田生态 籽粒生物
2023/10/28
2022年8月28日，南京农业大学耕作制度与农田生态课题组的最新研究成果“Temporal complementarity be tween roots and mycorrhizal fungi drives wheat nitrogen use efficiency”在New Phytologist上发表。该成果揭示了氮高效小麦品种在花前依赖根系吸收氮素而花后依赖丛枝菌根真菌(AMF)促进花前...
白建江（2021）SLAF-Based linkage map construction and QTL mapping of nitrogen use efficiency in rice (Oryza sativa L.) （图）
氮素 水稻 Nipponbare OM052 氮肥利用率
2023/2/27
氮素是植物生长发育所需的大量元素之一，水稻是我国的主要粮食作物，水稻生产对氮的需求仅次于水，是构成水稻生长成本的主要部分。目前，水稻氮肥表观利用率只有39%，即施氮肥量的50%以上残留在环境中。因此，在保证产量不减的基础上如何提高氮肥的利用效率，减少氮肥的使用量是我国农业可持续发展亟待解决的重要问题。
Optimized nitrogen management enhances lodging resistance of rice and its morpho-anatomical, mechanical, and molecular mechanisms
氮素管理 水稻 抗倒伏性 OPT
2023/4/21
Increasing evidence shows that improved nitrogen management can enhance lodging resistance and lower internodes play a key role in the lodging resistance of rice. However, little is known about ...
QTLs identification for nitrogen and phosphorus uptake-related traits using ultra-high density SNP linkage
QTL F2 populations QTL mapping Nitrogen Phosphorus Rice
2023/4/21
To understand the genetic basis of nitrogen and phosphorus uptake in the cultivated rice, quantitative trait loci (QTL) analysis for 7 nitrogen and phosphorus uptake-related traits including above-gro...
Reducing nitrogen surplus and environmental losses by optimized nitrogen and water management in double rice cropping system of South China
Nitrogen use efficiency N management Water management N surplus Environmental N losses
2023/4/21
Optimized agronomic management improves nitrogen (N) use efficiency in crop production. However, limited information exists about the effect of improved agronomic practices on the N surplus in double ...
Effects of Nitrogen Application Rate on the Yields, Nutritive Value and Silage Fermentation Quality of Whole-crop Wheat
Nitrogen Application Nutritive Value Silage Whole-crop Wheat Yield
2016/11/10
Whole-crop wheat (Triticum aestivum L.) as forage has been extensively used in the world. In this study, the effects of N application rates on the yields, nutritive value and silage quality were inves...
Study finds that maize roots have evolved to be more nitrogen efficient
maize roots more nitrogen efficient
2015/4/29
Selective breeding of maize over the last century to create hybrids with desirable shoot characteristics and increased yield may have contributed indirectly to the evolution of root systems that are m...
Yield and uptake of bahiagrass under flooded environment as affected by nitrogen fertilization
Bahiagrass Flooding Nitrogen Uptake Dry Matter Yield Nitrogen
2013/2/28
Bahiagrass (Paspalum notatum) is one of the most important forage grasses in subtropical region of USA and other tropical regions of the world. Although tolerant to short term flooding, bahiagrass is ...
Relationship of late-season ear leaf nitrogen with early- to mid-season plant height of corn
Corn Ear Leaf N Plant Height Relationship Models Cropping Systems
2013/2/28
Nitrogen concentration in the ear leaf is a good indicator of corn (Zea mays L.) N nutrition status during late growing season. This study was done to examine the relationship of late-season ear leaf ...
Effects of nitrogen and harvesting time on chemical composition of biomass of Sudan grass, fodder sorghum, and their hybrid
Chemical composition fodder sorghum harvest period
2011/6/29
The subject of this study is 2-year variability research (2007 and 2008) of the chemical composition of naturally dried biomass samples of 3 different sorghum species, which are widely used in the sou...
The effects of different autumn-seeded cover crops on subsequent irrigated corn response to nitrogen fertilizer
Corn Cover Crop Nitrogen Fertilizer
2013/3/5
A common crop rotation in the west Iran is wheat-fallow-corn. The fallow period after wheat harvest (during fall and winter) can lead to soil erosion, nutrient losses (e.g. nitrate leaching) and offsi...
Utilization of steam-processed oil palm (Elaeis guineensis) frond by ruminants in Malaysia: Investigations for nitrogen supplementation
Degradability nitrogen oil palm frond ruminant steam treatment supplementation
2011/1/12
Two experiments were undertaken using lambs and cows fed steam-treated oil palm frond (SOPF). In the first experiment, 8 lambs received SOPF supplemented with 4 levels of urea: 0 (U0), 8 (U8), 16 (U16...
Response of grain and protein yields of triticale varieties at different levels of applied nitrogen fertilizer
Nitrogen fertilizer triticale protein yield grain yield
2011/1/12
The grain yield and grain protein content of winter triticale in dry farming can be significantly affected by environmental conditions and different nitrogen (N) levels. Two year field trials with six...
ROW METHOD OF SUGAR BEET (BETA VULGARIS L.) FERTILIZATION WITH MULTICOMPONENT FERTILIZER BASED ON UREA-AMMONIUM NITRATE SOLUTION AS A WAY TO INCREASE NITROGEN EFFICIENCY
multicomponent liquid fertilizer based on UAN sugar beet P and K rates
2010/12/9
Sugar beet is the main crop commonly cultivated for sugar production in temperate regions of the World. Actual yields in main Central Europe producing countries are much lower, due to many limiting fa...