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1.如何认识科学施肥科学施肥不仅是农户的经济问题,还关系到国家的粮食生产与环境安全。中国农民最了不起的成就,是用世界上7%的耕地生产粮食,养活了世界上22%的人口。当然也付出很大的代
1. How to Understand Science and Fertilization Science Fertilization is not only an economic issue for peasants, but also relates to the country’s food production and environmental security. The most remarkable achievement of Chinese peasants is the production of food from 7% of the cultivated land in the world and the feeding of 22% of the world’s population. Of course, also pay a big generation