The nematode gallworm on potatoes and other crop plants in Nevada
Circular (United States. Bureau of Plant Industry) ; no. 91.
Scofield, Carl S.
United States. Bureau of Plant Industry.
Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Plant Industry,1912.
"Issued February 20, 1912."
NAL: 1 P69C no. 91 1912
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