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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||United States. Agricultural Research Service. Animal Disease and Parasite Research Division.; United States. Agricultural Research Service. Crops Research Division.|
|Notes:||Rev. June 1963.|
|Description:||49 pages : illustrations (some color), maps ; 23 cm.|
|Series Title:||Farmers' bulletin (United States. Department of Agriculture), no. 2106.|
|Responsibility:||prepared by the Animal Disease and Parasite Research Division and the Crops Research Division, Agricultural Research Service.|