The Evaluation of Resistance of Seedling Alfalfa Varieties and Strains to the Spotted Alfalfa Aphid, Therioaphis maculata1

Author: KLEMENT WILFRED J.   RANDOLPH N. M.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.53, Iss.4, 1960-08, pp. : 667-669

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