Aerial Application of Bacillus thuringiensis Against Larvae of the Elm Spanworm and Gypsy Moth and Effects on Parasitoids of the
The Morgan Library & Museum - Jack Whitten (1939-2018), Dispersal 'A' #2 , 1971. Dry pigment and Rhoplex AC-33 on paper. The Morgan Library & Museum, 2018.30; Gift of the Modern &
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