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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=gVdS_O_DsMkC&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.