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nitrogen fertilizer type 氮肥类型
What is the cost of using nitrogen fertilizer on a rice crop? 水稻使用氮肥的成本是什么?
Should nitrogen fertilizer be applied after injected swine manure? 如何树立种猪引入的科学理念?
Utilization efficiency of nitrogen fertilizer and Kalium were enhanced. 促进番茄对氮和钾的吸收。
Anhua County Nitrogenous Fertilizer Fact. 安化县氮肥厂。
Mechanisms of Nitrogen Fertilizer Suppressing Atmospheric Methane Oxidation by Methanotrophs in Soils. 氮肥对土壤氧化大气甲烷影响的机制。
Effect of nitrogen fertilizer on yield and nitrate content in Brassica oleracea L. Var. Capitata L. 氮肥对结球甘蓝产量与硝酸盐含量的影响。
The effect of potassium increased with increasing yield and nitrogen fertilizer. 钾肥效应随着产量和施氮量提高而增大。
The total phosphorus requirement is relative to the potential of soil phosphorus and nitrogen fertilizer application. 总磷需求量与土壤磷潜力和施用氮肥有关。
Rice RVA profiles (PKV, HPV and CPV) decreased with Panicle nitrogen fertilizer rates. 各品种稻米的黏滞谱曲线随着氮肥的增加均呈整体下降趋势；
The effects of coated controlled-release nitrogen fertilizer (CRNF) on corn yield increase are studied. 采用包膜控释氮肥在玉米上进行肥效试验研究。
The priming effect of nitrogen fertilizer on soil nitrogen was studied by using waterlogged incubation method. 摘要应用淹水培养方法，研究了铵态氮肥对土壤氮素的激发效应。
The growth rate and moving biomass of Kentucky bluegrass turf were affected by the quantity of nitrogen fertilizer. 氮肥用量是提高草地早熟禾草坪生长速率和修剪量的主要因素。
Effects of the amount of nitrogen fertilizer on the growth and yield in peanut[J].Pean.Sci.Tech.,2000,(2):14-18. N肥用量对花生生育及产量的影响[J].;花生科技;2000;(2):14-18
The nitrogen fertilizer treatments had significantly effect on the fresh and dry weights of the caryopses. (2)增加穗肥施氮量能增加颖果鲜重和干重，提高颖果和颖壳叶绿素含量。
This paper analyzed the yield performance by applying different quantity DCD and nitrogen fertilizer in water field and dry field. 分析了水田和旱田应用双氰胺(不同用量+氮素)的增产效益。
Whether placement of nitrogen fertilizer below the layer of crop residue will reduce nitrogen immobilization is not clear. 对于把氮肥施在植物残体覆盖层以下是否会减少氮的固定，这个问题目前尚不清楚。
Nitrogen fertilizer sources subject to ammonia volatilization losses are urea, urea-ammonium nitrate solutions, and anhydrous ammonia. 容易形成氨挥发损失的氮肥品种有：尿素、尿素-硝酸铵溶液和液氨。
The nitrogen fertilizer losses in paddy field involve nitrification-denitrification, ammonia volatilization,nitrate leaching and runoff. 稻田中氮素损失途径主要有氨挥发、硝化-反硝化、淋洗和径流,其中氨挥发是氮素损失的主要途径。
Used in wav industry and in inaking explosure material for ciril use and medicament .it`s alse a kind of high-effective nitrogen fertilizer. 主要用于军工、民爆、医药等生产，也是一种高效氮肥。