1.
Studies on Nitrogen Requirement and Nitrogen Utilization Efficiency of Hybrid Rice in Nanchang
南昌杂交稻需氮量与氮利用率的研究
2.
Study on the Utilization of Water and Nitrogen and the N-Fertilizer Balance under Water Saving Irrigation;
节水灌溉水稻水氮利用与肥料氮量平衡研究
3.
Effects of irrigation and nitrogen interaction on soil NO_3~- -N transport,nitrogen use efficiency and water use efficiency in wheat
水氮互作对小麦土壤硝态氮运移及水、氮利用效率的影响
4.
Effects of Nitrogen Application Time on Carbon Assimilate and Nitrogen Translocation and Nitrogen Use Efficiency of Summer Maize
施氮时期对夏玉米碳氮运转及氮肥利用的影响
5.
Relationship between soil nitrate,nitrogen balance and utilization in rainfed land
旱地土壤硝态氮与氮素平衡、氮肥利用的关系
6.
Effects of the Amount of Basic and Tillering Nitrogen Applied on Absorption and Utilization of Nitrogen in Rice
氮素基、蘖肥用量对水稻氮素吸收与利用的影响
7.
The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.
随著施氮量增加，追施氮肥的利用率明显下降。
8.
Efficiency Use of Nitrogen Fertilizer in Summer Maize and Annual Soil-Plant N Balance under Wheat-Maize System;
夏玉米氮肥高效利用机制研究及周年氮素分析
9.
Study on Water and Nitrogen Use Characteristics of Aerobic Rice under Different Water and Nitrogen Conditions;
不同水氮条件下旱稻水分与氮素利用特征研究
10.
Eco-physiology and Regulation of Nitrogen Use Efficiency in Wheat;
小麦氮素利用效率的生理生态与氮肥调控研究
11.
Research on the Effect of Nitrogen Form on Growth Physiology and Nitrogen Absorption-utilization in Four Tea Varieties (Camellia Sinensis L.)
氮素形态对茶树生长及氮素吸收利用的影响
12.
Effects of Different Controlled-Release Fertilizers and Nitrogen Level on N,P,K Use Efficiency
控释肥类型及氮素水平对氮磷钾利用率的影响
13.
Effect of controlled-release nitrogen fertilizer on growth and fertilizer nitrogen use efficiency of double rice in southern China
控释氮肥对双季水稻生长及氮肥利用率的影响
14.
Characteristics of nitrogen utilization under different nitrogen strategies of potato
不同施氮量对马铃薯氮素利用特性的影响
15.
Relationship between Microbial Biomass Nitrogen and Nitrogen Utilization of Maize
土壤微生物量氮与玉米氮素养分利用关系研究
16.
Effect of nitrogen levels on absorption and utilization of nitrogen and yield of soybean
施氮水平对大豆吸收利用氮素及产量的影响
17.
Molecular Regulation for Uptake and Utilization of Ammonium and Nitrate in Plant
植物吸收利用铵态氮和硝态氮的分子调控
18.
Studies on Nitrogen Uptake Characteristics, Nitrogen Use Efficiency, Real Time Nitrogen Management, and Site Specific Nutrient Management of Irrigated Rice;
水稻氮素营养特性、氮肥利用率与实时实地氮肥管理的研究