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min le xian bao hu xing geng zuo ji shu de tui guang yu shi jian
Author(s): 
Pages: 122-124
Year: Issue:  7
Journal: Farm Machinery

Keyword:  保护性耕作技术 免耕少耕 探索与实践;
Abstract: 保护性耕作技术是对农田实行免耕、少耕,尽可能减少土壤耕作(只要能保证种子发芽即可),并用作物秸秆、残茬覆盖地表,用化学药物来控制杂草和病虫害,从而减少土壤风蚀、水蚀,提高土壤肥力和抗旱能力的一项先进农业耕作技术。
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