Browsing Dairy Day, 1991 by Subject "Fly parasites"

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Browsing Dairy Day, 1991 by Subject "Fly parasites"

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  • Greene, G. L. (Kansas Agricultural Experiment Station, 1991)
    After release of fly parasites in Kansas dairies during 1991, parasitism increased from May to late June then dropped in July. The parasite released was Spalangea nigroaenea of Kansas origin to assure its adaption to ...