An expert on farmland irrigation says that underground irrigation is the best way to water crops. It puts water where it is most needed at the roots.

 
  • 一位灌溉专家说,地下灌溉是给作物供水的最佳方法,因为它把水灌到最需要的地方。即根系近旁。
今日热词
目录 附录 查词历史