Studies of parasites of the cotton boll weevil
Pierce, W. Dwight
Studies of parasites of the cotton boll weevil - Washington 1908 - 1-41 p. - Parasites, Cotton, Weevil United States Department of Agriculture Bureau of Entomology, Bulletin No. 73 .
Studies of parasites of the cotton boll weevil - Washington 1908 - 1-41 p. - Parasites, Cotton, Weevil United States Department of Agriculture Bureau of Entomology, Bulletin No. 73 .