1.
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。
2.
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
3.
Effect of nitrogen topdressing on yield and quality of in medium-gluten wheat Xiaoyan 22
追施氮肥对中筋小麦小偃22产量和品质的影响
4.
Preliminary Study on the Impact of Nitrogen Fertilizer Application at the Growth Stage on Ammonia Volatilization of Maize-Soil System
追施氮肥对土壤氨挥发影响的初步研究
5.
Effects of nitrogen application on grain yield and quality of Wanmai 48
追施氮肥对皖麦48产量及主要品质性状的影响
6.
Studies on the Dynamic Change of Nitrogen of Soybean Plant and the Effect of Additional Nitrogenous Fertilizer on It;
大豆植株氮素动态变化及追施氮肥对其影响的研究
7.
Starch Gelatinization and Retrogradation Properties under Different Basic Fertilizer Regimes and Nitrogen Topdressing at Jointing Stage of Waxy Maize
基肥配比和拔节期追施氮肥对糯玉米淀粉胶凝和回生特性的影响
8.
Variance of Dry Matter Digestibility among Lines and Its Response to Nitrogen Application in Italian Ryegrass;
多花黑麦草干物质消化率的品系间差异及对追施氮肥的响应
9.
Research on Using SPAD Value as Diagnostic Index for N Application in Wheat;
SPAD值用于小麦氮肥追施诊断的研究
10.
Wheat fertilization mainly in basal, all organic manure, P and K and half of N fertilizers are applied at plowing, the rest N fertilizer dressed in jointing stage along with irrigation.
小麦施肥主要为基肥，全部有机肥、、和一半氮肥翻地时施入，其余氮肥在拔节期随灌水追施。
11.
Effects of Different Nitrogen Fertilizer Topdressing on Growth Characteristics and Nitrogen Use Efficiencies of Spring Maize
追施不同氮肥对春玉米生长特性和氮肥利用效率的影响
12.
Study on Effects of Nitrogen Management on Nutritive Peculiarity, Yield and Quality of Potato
施氮量和追肥比例对马铃薯营养特性及产量、品质的影响
13.
Different Period of Applied Nitrogen or Potassium Effect on the Yield and Quality of Rapeseed (Brassica Napus L.)
不同时期追施氮、钾肥对油菜产量及品质的影响研究
14.
Effect of Nitrogen Level and Top Dressing Proportion on Growing Stages and Dry Matter Accumulation in Winter Potato
施氮量及追肥比例对冬马铃薯生育期及干物质积累的影响
15.
Effect of Different N Supplying Dates on Yield and Content of Protein in Japonica Rice
氮肥不同追施时期对粳稻产量和蛋白质含量的影响
16.
Effects of the Ratio of Base Fertilizer and Topdressing and the Ratio of Ammonium Nitrogen and Nitric Nitrogen in Topdressing on Flue-cured Tobacco;
不同氮钾肥基追比及追肥铵硝比对烤烟的影响
17.
Effect of Topdressing Time and Ratio Between Basic Manuring and after Manuring of Nitrogenous Fertilizers on yield of Wheat
氮肥基追比和追肥时期对小麦产量的影响
18.
Effects of Different Ratios of Base N to Dress N Fertilizer on Nitrate Content in Chinese Cabbage and the N Use Efficiency
氮肥不同基肥、追肥比例对小白菜硝酸盐含量及氮肥利用率的影响