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Natural Variation in Susceptibility of Pinus to Neodiprion Sawflies as a Basis for the Development of a Breeding Scheme for Resistant Trees

Gene E. LikensJohn A. SegurKenneth J. MitchellLee Pierce HerringtonPhilip R. LarsonWalter R. HensonF. Herbert BormannLouis C. O'NeilFrançois Mergen

出版	Yale University, 1969
URL	http://books.google.com.hk/books?id=SswpAQAAMAAJ&hl=&source=gbs_api