略论草业在综合治理各类退化土地中的主导作用

李毓堂

A BRIEF DISCUSSION ON THE MAJOR EFFECTS OF PRACTACULTURE ON THE MULTIPLE IMPROVEMENT FOR THE TYPES OF DETERIORATED LANDS IN CHINA

Li Yutang

. 1991, (1): 20 -27 . DOI: 10.11733/j.issn.1007-0435.1991.01.003