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Google圖書搜尋
Do Small Mammals and Birds Affect Reproduction of Spruce and Fir?
Arthur C. Hart
Herschel George Abbott
Edward R. Ladd
出版
Northeastern Forest Experiment Station, Forest Service, U.S. Department of Agriculture
, 1968
URL
http://books.google.com.hk/books?id=szEzJJLUW8EC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
S2To determine the influence of small mammals and ground-feeding birds on spruce-fir regeneration under more natural conditions, we began a new study on the Penobscot Experimental Forest in 1961.S3.
