00944cam a2200229 4500 agr66000196 DLC 20260227111025.0 690623s1966 dcua 000 0 eng c agr66000196 U.S. Nat'l. Agr. Libr. DLC DLC SB608.M2 U39 1966 Ag84Ah no.199 1966 Ullstrup, A. J. (Arnold John), 1907- Corn diseases in the United States and their control [by A. J. Ullstrup. Rev. Washington] Agricultural Research Service, U.S. Dept. of Agriculture; [for sale by the Superintendent of Documents, U.S. Govt. Print. Off., 1966] iv, 44 p. illus. (part col.) 24 cm. United States. Dept. of Agriculture. Agriculture handbook ; no. 199 Corn Diseases and pests United States. Agriculture handbook (United States. Department of Agriculture) ; no. 199. 12085 12085