(29) Hicks i Lawrence E. "• £^-» Ji 



The controlled hunting areas and the pheasant refuge-management 

 system in northwestern Ohio. Biol. Surv, Wildlife Leaflet 93, 

 10 pu., illus. 1937. (Processed.) Free. 



(30) Horn, E. S. :: v 



Factors in nesting losses of the California valley quail. Biol. 

 Surv. Wildlife Leaflet 124, 7 pp. 1939. (Processed.) Free. 



(31) Judd, Sylvester D. 



The bobwhite and other quails of the United States in their 

 economic relations. U. S. Dept . Agr., Biol. Surv. Bull. 21, 

 66pp., illus. (color plate) . 1905. (Out of print; available 

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(32) 



The grouse and wild turkeys of the United States, and their economic 

 value. U. S. Dept. Agr., Biol. Surv. Bull. 24, 55 pp., illus. 

 (color plate). 1905. (Out of print; available only in libraries.) 



(33) Kalmbacb, E. H. 



♦Western duck sickness — a form of botulism. U. S. Dept. Agr. Tech. 

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(34) 



(35) 



(36) 



Protecting grain crops from damage by wild fowl. Biol. Surv. 

 Wildlife Leaflet 13, 7 "pj>. 1935. (Processed.) Free. 



♦Crow-waterfowl relationships: based on preliminary studies on 

 Canadian breeding grounds. U. S. Dept. Agr. Circ. 433, 35 pp., 

 illus. 1937. 100. 



Botulism, a recurring hazard to waterfowl; with notes on recent 

 outbreaks in the United States, Canada, and Australia. Biol. 

 Surv. Wildlife Leaflet 120, 8 pp. 1938. (Processed.) Free. 



(37) Kelso, Leon H. 



Winter food of ruffed grouse in Hew York. Biol. Surv. Wildlife 

 Leaflet 1, 3 pp., illus. 1935. (Processed.) Free. 



(38) 



Food of the scaled quail (preliminary report). Biol. Surv. 

 Wildlife Leaflet 84, 9 pp., illus. 1937. (Processed.) Free. 



(39) Lee, Alfred R. 



♦The guinea fowl. U. S. Dept. Agr. Farmers' Bull. 1391, 12pp., 

 illus. 1940. 5^. 



(40) Mabbott, Douglas C. 



Food habits of seven species of American shoal -water ducks. U. S. 

 Dept. Agr. Bull. 862, 67 pp., illus. 1920. (Out of print; 

 available only in libraries.) '- 



