They found many ways to improve the soil.

他们找到了很多改良土壤的办法。

youdao

It was also effective to improve the soil condition and increase its usable phosphor content.

能改善土壤性状，增加土壤有效磷的含量。

youdao

All last, all organic cultural technology are established to improve the soil condition and the quality of products.

研究开发了改善土壤环境和提高蔬菜品质的有机营养技术，使产品营养品质和风味品质得到了提高。

youdao

If possible, in the year before you plant potatoes, plant a cover crop to improve the soil and the potato production.

VOA: special.2009.03.10

To improve clay soils, mix in garden waste or other organic matter and turn the soil deeply in the fall.

VOA: special.2009.03.10

Corn harvests remain small. The researchers say farming methods in Sub-Saharan Africa need to improve or else poor quality soil will increase rural poverty.

VOA: special.2009.07.28

The scheme is an agri-environment scheme, which provides funding for farmers to manage their land in a way designed to benefit biodiversity and landscape features and improve the quality of water and soil.

BBC: Environment and Sustainability Committee