1.
Influence of nitrogen rates with split application on N use efficiency and its eco-economic suitable amount analysis in rice
分次施氮对单季稻氮素利用率及生态经济适宜施氮量的影响
2.
Study on the Effect of N Fertilizer with Split Application on Variation Characteristics of N in Surface and Leakage Water of the Paddv-field;
稻田分次施氮对田面水和渗漏水中氮素变化特征的影响
3.
Study on the Effect of Nitrogen Fertilizer with Split Application on Variation of Nitrogen in the Surface and Leakage Water of the Paddy Field;
分次施氮对稻田水层及渗漏水氮素影响动态变化研究
4.
Ecological Effect of Rice Rhizosphere Microbes under Water Regime and Nitrogen Fertilizer with Split Application in Paddy Field;
不同水分模式分次施氮对水稻根际土壤微生物生态效应的影响
5.
This seems to be its main advantage for irrigated wheat over applying all the N before planting.
这似乎是灌溉田小麦分施氮肥比播种前一次施用所具有的优点。
6.
Effects of the Final and Different Stage of Nitrogen Application on the Nitrogen Distribution and Using Efficiency of Sugarcane;
不同施氮时期和施氮终止期对甘蔗氮素吸收分布影响的研究
7.
Effects of Topdressed N-Fertilizer on Translocation and Distribution in Soybean Plants
追施氮肥对大豆体内氮素运转与分配的影响
8.
Effect of Different Nitrogen Fertilizer Levels on Vertical Distribution of NH_4~+-N and NO_3~--N in Rubber Plantation Soil
施氮量对橡胶园土壤铵态氮和硝态氮垂直分布的影响
9.
Responses of roots distribution and nitrogen content of summer maize to nitrogen fertilization types and amounts
夏播玉米根系分布与含氮量对氮肥类型与施氮量的响应
10.
Effect and QTL analysis of nutrient traits of maize kernel under N-input and no N-input conditions
施氮和不施氮对玉米子粒品质性状的影响及QTL分析
11.
The nitrogen atom in ammonia, for example, vibrates 24 billion times a second.
例如，氨分子中的氮每秒钟振动240亿次。
12.
REASONS FOR VAPORIZATION OF LIQUID N_2 PUMP AND PREVENTIVE MEASURES
液氮泵汽化事故原因分析及预防措施
13.
Effect of Nitrogen Fertilizer Rate and Soil Moisture on Carbon and Nitrogen Metabolism and Grain Yield and Quality Formation in Wheat;
施氮量和土壤水分对小麦碳氮代谢和产量与品质形成的影响
14.
Effects of Irrigation and Nitrogen Fertilizer on Water and N Use of Wheat under Straw Mulching;
秸秆覆盖下灌水和施氮对旱地冬小麦水分和氮素利用的影响
15.
Effects of Water Deficit at Different Growing Stages and Nitrogen Nutrition on Growth and Water-Nitrogen Utilization of Winter Wheat
不同生育期水分亏缺和施氮对冬小麦生长和水氮利用的影响
16.
Effects of water deficit and nitrogen fertilization on winter wheat growth and nitrogen uptake
水分亏缺和施氮对冬小麦生长及氮素吸收的影响
17.
Effects of nitrogen fertilization application and faba bean/maize intercropping on the spatial and temporal distribution of soil inorganic nitrogen
施氮量和蚕豆/玉米间作对土壤无机氮时空分布的影响
18.
Effects and Its Mechanism of Light and Nitrogen Level on the Exchanges of NO_x (NO and NO_2) in Rice Phyllosphere at the Tillering Stage
光照和施氮量对分蘖期水稻叶际氮氧化物(NO和NO_2)交换的调控机制