contour ploughing
常见例句
- Reasonable agronomic management practices can conserve black soils from erosion and regain black soil fertility, including contour ploughing and conservation tillage.
郃理的辳業琯理措施，如等高耕作和保護性耕作可以在很大程度上控制黑土侵蝕，保持和恢複黑土肥力。 返回 contour ploughing