密集耕作

词组短语

intensive agriculture

与密集耕作相关的网络例句 [注：此内容来源于网络，仅供参考]

By high density sampling and farming household investigation,total N content,microbial biomass N content,total N and MB-N relationship,and N cycle characteristics and N balance of plowable soil layer under different land-use types were studied in Dongting Lake region.

通过对洞庭湖典型地区的密集采样分析和农户调查，研究了4种利用方式耕作土壤全N、微生物生物量氮含量、两者关系和N素循环特征。