Within-Plant Distribution of Soybean Aphid (Hemiptera: Aphididae) and Development of Node-Based Sample Units for Estimating Whole-Plant Densities in Soybean

Author: McCornack B. P.   Costamagna A. C.   Ragsdale D. W.  

Publisher: Entomological Society of America

ISSN: 1938-291X

Source: Journal of Economic Entomology, Vol.101, Iss.4, 2008-08, pp. : 1488-1500

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