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Soft brown scale on citrus: Abnormal increase of scale population in groves treated with parathion investigated in survey
Authors
H. S. ElmerW. H. Ewart
G. E. Carman
Authors Affiliations
H. S. Elmer is Assistant Specialist in Entomology, University of California College o/ Agriculture, Riverside; W. H. Ewart is Assistant Entomologist, University of California College of Agriculture, Riverside; G. E. Carman is Associate Entomologist, University of California College of Agriculture, Riverside.Publication Information
Hilgardia 6(1):10-13. DOI:10.3733/ca.v006n01p10. January 1952.
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Abstract
Not all commercial groves treated with parathion develop abnormally high populations of soft brown scale but where populations do increase they usually are extensive and have definite characteristics in comparison to populations found in groves not treated with parathion.
Elmer H, Ewart W, Carman G. 1952. Soft brown scale on citrus: Abnormal increase of scale population in groves treated with parathion investigated in survey. Hilgardia 6(1):10-13. DOI:10.3733/ca.v006n01p10
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