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为明确保护性耕作对蚕豆根际土壤酶活性、微生物的影响,本研究采用传统耕作(Traditional tillage,T)、垄作(Ridge tillage,R)、传统耕作+半量秸秆覆盖(Traditional tillage+Half amount of straw mulching,TS1)、垄作+半量秸秆覆盖(Ridge tillage+Half amount of straw mulching,RS1)、传统耕作+全量秸秆覆盖(Traditional tillage+Whole amount of st