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Fertilizing Coastal Douglas-fir Forests

其他書名	A Guide for Nonindustrial Private Forest Landowners in Western Washington
出版	Cooperative Extension, Washington State University, 1995
URL	http://books.google.com.hk/books?id=eP1NAQAAMAAJ&hl=&source=gbs_api

註釋Describes the benefits of well nourished trees to forest ecosystems. Results assist landowners to decide what is appropriate for their forest.