1.
Effects of N and P Fertilizer Applying Amount on the Yield in Hybrid Rice;
氮肥与磷肥的施用量对杂交水稻大田产量的作用和影响
2.
Application of phosphorus fertilizer to no tillage cropping systems appears to be complicated by the fact that it cannot be incorporated.
免耕耕作制下磷肥的施用似乎很复杂，因为此时无法将磷肥和土壤掺混。
3.
(2) It was foundation of improving the soil PK nutrient to applying the PK fertilizer.
(2)施用磷肥和钾肥是提高土壤磷钾养分的基础。
4.
Studies on Effects of Fertilizer Application in Tobacco Soils with Different Levels of Available Phosphorus
不同速效磷水平植烟土壤磷肥施用效应的研究
5.
The effects of N,P and K fertilizer applied in plantation of Lycoris radiata
石蒜鳞茎栽培中施用氮磷钾肥的效应
6.
Two other low-input ways to improve the soil involve using manure or nitrogen and phosphorus as fertilizer.
还有两种低成本的方法可以改善土壤，包括施用粪肥或者氮肥、磷肥。
7.
Annuals, as a general rule, are very responsive to phosphorus fertilization.
通常说来，对一年生植物施用磷肥是相当有效的。
8.
Impact of Long-term Chemical Fertilizer Application on Nitrogen, Phosphorus and Enzyme Activities of Black Soil;
长期施用化肥对黑土氮、磷及酶活性的影响
9.
Fertilizer Effects of Nitrogen, Phosphate and Potash Fertilizer on Kale in Changsha City Suburb
长沙市郊区芥兰施用氮磷钾肥的效应研究
10.
Effects of Different Phosphate Fertilizer Application Amount on the Yield and Economic Effect of Rape
不同磷肥施用量对油菜产量及经济效应的影响
11.
Effects of Phosphorus Fertilization on the Bioavailability of Arsenic in Soils
磷肥施用对土壤中砷生物有效性的影响
12.
Effect of Different Proportion Nitrogen,Phosphorus and Potassium Fertilizers on Chewing Cane Yield and Quality
氮磷钾肥平衡施用对果蔗产质量的影响
13.
Effects of Different Application Amount of N,P and K on Rape Yield under Different Soil Fertility
不同地力条件油菜施用氮、磷、钾肥的效应
14.
Effect of yield response and intaking nutritions of Chinese cabbage to excessive applying N,P and organic fertilizer
过量施用氮磷和有机肥对大白菜产量和氮磷吸收的影响
15.
Effects of Different Phosphate Fertilizers Application on Phosphorus Leaching in Vegetable Soils
不同种类磷肥施用对蔬菜地磷素淋失的影响研究
16.
Effects of Chicken Manure and Chemical Fertilizer Application on Soil Fertility and Transfer of Soil N and P in Rice-wheat Rotation Systems
施用鸡粪和化肥对稻麦轮作农田土壤肥力和氮磷迁移的影响
17.
Phosphorus use efficiency of wheat on three typical farmland soils under long-term fertilization
长期施肥下三类典型农田土壤小麦磷肥利用效率的差异
18.
Study on the Application Effects of N,P and K Fertilizers on Rice and the Recommended Fertilizer Amount in Eastern Hubei
鄂东水稻氮磷钾肥施用效果及推荐施肥量研究