Mealworms
Cotton, R. T.
Mealworms [By R.T. Cotton ... - Washington, U.S. Govt. print. off., 1940] - 5 p. illus. 23 cm. - U.S. Dept. of agriculture. Leaflet no. 195 . - Leaflet (United States. Department of Agriculture) ; no. 195. .
Contribution from Bureau of entomology and plant quarantine.
agr40000132
SB945.M42 / C6
Mealworms [By R.T. Cotton ... - Washington, U.S. Govt. print. off., 1940] - 5 p. illus. 23 cm. - U.S. Dept. of agriculture. Leaflet no. 195 . - Leaflet (United States. Department of Agriculture) ; no. 195. .
Contribution from Bureau of entomology and plant quarantine.
agr40000132
SB945.M42 / C6