Observations and experiments on the enemies of Aphids, that are harmful for apple growing in Nova Scotia, in relation to the modified spray program of Dr. A.D. Pickett : report of investigations during a stay at the research station, Canada Dept. of Agriculture, Kentville, Nova Scotia, Canada, from July 3rd to October 16th 1959

H.H. Evenhuis

    Research output: Book/ReportReportProfessional

    Original languageEnglish
    Place of PublicationWageningen
    PublisherInstituut voor Plantenziektenkundig Onderzoek
    Number of pages20
    Publication statusPublished - 1960

    Publication series

    No.no. 7


    • aphididae
    • natural enemies
    • pest control
    • apples
    • spraying
    • canada

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