Bed planting improves soil fertility and structure and helps reduce erosion, water usage, herbicide use and facilitates mechanical and manual weeding.

垄播改善了土壤肥力和结构，对减少流失、水的利用和除草剂的施用也有帮助，也方便了机械和人工除草。

youdao

Soil fumigation or sterilization before planting a crop frequently improves its zinc-supplying power or zinc availability .

作物种植前的土壤熏蒸或杀菌处理，经常可以增进土壤的锌素供应能力或提高锌的有效性。

youdao

Soil fumigation or sterilization before planting a crop frequently improves its zinc - supplying power or zinc availability.

作物种植前的土壤熏蒸或杀菌处理，经常可以增进土壤的锌素供应能力或提高锌的有效性。

youdao

This improves the growth of roots and increases the movement of water through the soil.

VOA: special.2009.06.30

The mulch also improves the ability of the soil to hold moisture.

VOA: special.2009.06.30

Organic mulch protects but also improves the condition of the soil.

VOA: special.2009.06.30