land improvement

例句：

1. 1.To improve the quality of our agricultural land, we need to adopt more sustainable farming practices.
   为了提高我们农业用地的质量，我们需要采用更可持续的农业实践。
2. 2.The government has launched a program to improve the infrastructure of the country's rural areas.
   政府已经启动了一个项目来改善该国农村地区的基础设施。
3. 3.Land improvement can significantly increase crop yields and reduce environmental pollution.
   土地改良可以显著增加作物产量并减少环境污染。