applicating rate per mu

例句：

1. 1.The farmers are applying the fertilizer at a rate of 50 pounds per mu.
   农民们正在以每亩50磅的速率施用肥料。
2. 2.The government is promoting sustainable agriculture practices to increase the applicating rate per mu.
   政府正推广可持续农业实践，以提高每亩应用率。
3. 3. The research team found that increasing the water usage per mu could significantly improve the applicating rate.
   研究团队发现，增加每亩用水量可以显著提高应用率。