Insect Predators for Controlling Aphids1 on Potatoes. 7. A Pilot Test of Spraying Eggs of Predators on Potatoes in Plots Separated by Bare Fallow Land2

Author： SHANDS W. A.   SIMPSON GEDDES W.  

Publisher： Entomological Society of America

ISSN： 1938-291X

Source： Journal of Economic Entomology, Vol.65, Iss.5, 1972-10, pp. : 1383-1387

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