免耕和传统耕作制相比，土壤中镁的含量没有实质的变化。

Typically, magnesium levels in soils under no tillage do not change materially from those under conventional tillage .

youdao

免耕和传统耕作制相比，土壤中镁的含量没有实质的变化。

Typically, magnesium levels in soils under no tillage do not change materially from those under conventional tillage .

youdao