Research on alpine grassland degradation in the Three-river Headwaters Area based on TWINSPAN classification-基于TWINSPAN分类的三江æº...
Publication Year
2010
Language
Zh
Journal Number
v.45(6) p.139-143
Collection
Journal Name
Journal of Gansu Agricultural University
Keywords
alpine grasslands
degradation
classification
degradation
classification
Rangeland-related documents from the Food and Agriculture Organization (FAO) of the United Nations, including articles, books, meeting reports, proceedings and studies published by FAO, or prepared in collaboration with FAO.