1.
Study on the State of Phosphorus Nutrition of Flue-cured Tobacco and the Techniques of Fertilization in Tobacco Farming Regions of Nanpping
南平烟区磷素营养状况及磷肥施用技术研究
2.
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
3.
Establishing Phosphorus Fertilization Recommendation Index Based on the "fertilizer rate" Field Experiments in Jilin Province
应用“肥料量级”试验建立吉林省春玉米磷肥施用指标体系
4.
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
5.
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
6.
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
7.
(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。
8.
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
9.
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。
10.
Dressing adequately P and K? fertilizer? is of benefit to improving the quality.
适当施用磷钾肥有利于改善柑桔品质。
11.
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
12.
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。
13.
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
14.
Study on NPK Fertilization Effect and Optimum Application Rate for Rapeseed in Hubei Province
湖北省油菜氮磷钾肥施用效果及肥料推荐用量研究
15.
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。
16.
Study on Nitrogen and Phosphorus Losses from Field Used Manure in Dianchi Watershed by Simulated Rainfall Method;
滇池流域施用有机肥农田氮磷流失模拟研究
17.
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
18.
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