Index of plant virus diseases plant pests of importance to North American agriculture Plant pests of importance to North American agriculture Thornberry, Halbert Houston 1902- creator text bibliography dcu Washington, D.C Agricultural Research Service, U.S. Dept. of Agriculture 1966 monographic eng
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vi, 446 p. ; 26 cm. [by H.H. Thornberry]. Complements U.S. Agricultural Research Service. Crops Research Division. Index of plant diseases in the United States, issued as Agriculture handbook no. 165. Bibliography: p. vi. n------ Virus diseases of plants North America Indexes Plant viruses North America Indexes SB736 .T5 Index of plant diseases in the United States United States. Agricultural Research Service. Crops Research Division. Agriculture handbook (United States. Department of Agriculture) ; no. 307 agr66000173 U.S. Nat'l Agr. Libr. 730913 20260227111024.0 agr66000173