A Quantitative Evaluation of Factors Affecting Alfalfa Yield Reduction Caused by the Potato Leafhopper1 Attack

Author: KOUSKOLEKAS COSTAS   DFCKER GEORGE C.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.61, Iss.4, 1968-08, pp. : 921-927

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