Influence of soil texture,tillage practices and stubble on water storage content before wheat sowing was studied by using the method of contrast in Linfen and Xiangfen,Shanxi province.

  • 在山西临汾、襄汾采用大区对比法研究了土壤质地、耕作方式及茬口对小麦播前土壤贮水量的影响。
目录 查词历史