Protective effects of the egg stalk of Paratrioza sinica (Hemiptera: Psyllidae) at various angles and spacings against three predaceous coccinellids, Harmonia axyridis, Coccinella septempunctata and Hippodamia variegata (Coleoptera: Coccinellidae)

Publisher: John Wiley & Sons Inc

E-ISSN: 1526-4998|74|2|356-365

ISSN: 1526-498x

Source: PEST MANAGEMENT SCIENCE, Vol.74, Iss.2, 2018-02, pp. : 356-365

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Abstract