Browsing by Author "Butcher, J.W."
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Item Field Comparisons of Endrin, Dieldrin, DDT and Toxaphene for Control of the Forest Tent Caterpillar(St. Paul, Minn. : School of Forestry, University of Minnesota, 1953-04-15) Butcher, J.W.; Hodson, A. C. (Alexander Carlton), 1906-1996Item Preliminary Field Evaluations of Endrin and Dieldrin for Control of the Larch Sawfly(St. Paul, Minn. : School of Forestry, University of Minnesota, 1953-05-15) Butcher, J.W.