contour ploughing
常見例句
- Reasonable agronomic management practices can conserve black soils from erosion and regain black soil fertility, including contour ploughing and conservation tillage.
合理的農(nóng)業(yè)管理措施，如等高耕作和保護(hù)性耕作可以在很大程度上控制黑土侵蝕，保持和恢復(fù)黑土肥力。 返回 contour ploughing