保护性耕作在黄土高原的应用和发展
孔维萍,成自勇,张芮,何钊全,何正乾,张晓霞,刘静霞,高阳
Application and Development of Conservation Tillage Techniques in the Loess Plateau
干旱区研究 . 2015, (2): 240 -250 .