Kumar, R Cyolane and cytrolane performance against pea aphids on alfalfa in two climatically different localities. [electronic resource] - Journal of economic entomology Feb 1973 - 181-2 p. digital Publication Type: Journal Article ISSN: 0022-0493 Standard No.: 10.1093/jee/66.1.181 doi Subjects--Topical Terms: AnimalsAphidsClimateInsect ControlInsecticidesMedicago sativaOrganothiophosphorus CompoundsWyoming