近几年我国在水稻、小麦等大田作物上施用控释肥增产效应研究多有报道，但在棉花上的应用研究报道较少。
In recent years, many studies reported the effects of CRFs on rice, wheat and other field crops, but less reports about the application on the cotton were issued.
然而基于不同粮食作物，来定量研究现行粮食补贴政策增产效应的文献还比较有限。
However, the literature, based on different grain crops to research the yield effect of current grain subsidies policy by quantitative methods, is rare.
本文研究了腐植酸复合肥对草莓增产作用的几种生理效应。
This thesis studied Several physiological effect of humic acid compound circuit in strawberry.
以已进行18年的微量元素肥料定位试验为背景，研究了长期施用微肥条件下小麦的增产效应。
Based on a long term located experiment of applying micronutrients fertilizer for 18 years, it was investigated on effects of long term applying micronutrients fertilizer on wheat yield.
试验研究了花生田使用渗水地膜后的保水、增温效应，以及它的增产效果。
The paper studied the effects on increasing soil temperature, soil moisture content and peanut yield by the way of covering water-osmosis plastic membrane.
针对深施肥或休闲期深施肥沟播技术，对冬小麦生育的影响，增产效应及产量结构等进行了研究。
In the paper, the technique of deep application of fertilizer or deep application of fertilizer in leisure stage and furrow sowing were adopted on dryland winter wheat.
针对深施肥或休闲期深施肥沟播技术，对冬小麦生育的影响，增产效应及产量结构等进行了研究。
In the paper, the technique of deep application of fertilizer or deep application of fertilizer in leisure stage and furrow sowing were adopted on dryland winter wheat.
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