Fertilization plan and predicted economic benefit are recommended according to soil parameters and planned yield.
二是根据土壤参数、计划产量、推荐施肥方案及预估经济效益而建的。
2
The importance of modern fertilization techniques is explained, depending on enormously economic, social and environmental benefits.
说明现代施肥技术的重要性，这将带来巨大的经济效益、社会效益和环境效益。
3
The rational fertilization areas in different precipitation years were put forward, and analysis on the fertilization plan for the maximum yield and optimum economic effect was made.