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Investigations on the Occurrence of Deseases [sic] and Insect Pests of North American Trees in the Regions of Different Degrees of Air Pollution Caused by the Industry

Jan Dominik

其他書名	Final Report on Investigations Covering the Period of August 1, 1973 - June 30, 1978
出版	Agricultural University, Institute of Forest and Wood Protection, 1978
URL	http://books.google.com.hk/books?id=a60VqatirUMC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN