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Natural reforestation reclaims a watershed
W P. Lima
J H. Patric
N. Holowaychuk
其他書名
a case history from West Virginia
出版
Department of Agriculture, Forest Service, Northeastern Forest Experiment Station
, 1978
URL
http://books.google.com.hk/books?id=VFWG6K4LQ44C&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN