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Oviposition by summer and winter forms of pear psylla psylla pyricola homoptera psyllidae on dormant pear budwood



Oviposition by summer and winter forms of pear psylla psylla pyricola homoptera psyllidae on dormant pear budwood



Environmental Entomology 15(5): 1109-1110



The winter form of pear psylla, Psylla pyricola Foerster, readily oviposited on pear budsticks and leaves; the summer form had a strong preference for leaves and was reluctant to oviposit on budsticks.

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Accession: 006051696

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