美国农业保护性耕作技术的启示

为了学习与引进先进的保护性耕作技术,阐述了美国保护性耕作的起源,说明了传统耕作给农业生产带来的毁灭性的打击,并通过以免耕为主的保护性耕作的论述,进一步说明了黑龙江省耕作制度改革的必要性。同时通过美国先进耕作制度的论述,提出了黑龙江省发展保护性耕作制度的必要性和具体措施。

Enlightenment Agriculture Conservation Tillage of America

In order to study and introduce advanced conservation tillage technology ,the origin of the conserva‐tion tillage was expounded ,the devastaing blow from traditional farming for agricultural production was illus‐trated ,and through the disscussion of lest tillage ,the necessity of farming system reforming for Heilongjiang province was showed .Through the advanced farming system ,the necessity of developing conservation tillage system and concrete measures were put forward for Heilongjiang province .