The relation of birds to the cotton boll weevil Howell, Arthur H. (Arthur Holmes), 1872-1940 creator text book Washington U.S. Dept. of Agriculture, Biological Survey 1907 1907
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ENG Biological control Birds Boll weevil Food Bulletin (United States. Bureau of Biological Survey), no. 29 https://www.biodiversitylibrary.org/bibliography/62941 9423471901020 07002232 10.5962/bhl.title.62941 DLC