نتایج جستجو برای: psyllidae
تعداد نتایج: 451 فیلتر نتایج به سال:
The endemic Chinese psyllid genus Cornopsylla Li is reviewed with a revised generic diagnosis. Cornopsylla zanthoxylae Li and C. trichotoma Li are redescribed, and Cornopsylla magna sp. nov. and C. rotundiconis sp. nov. are described. Keys to adults and nymphs of this genus are given, and the systematic position of Cornopsylla is reviewed. The potential of Cornopsylla spp. as major pests on cul...
The abundance and spatial dispersion of Diaphorina citri Kuwayama (Hemiptera: Psyllidae) were studied in 34 grapefruit (Citrus paradisi Macfad.) and six sweet orange [Citrus sinensis (L.) Osbeck] orchards from March to August 2006 when the pest is more abundant in southern Texas. Although flush shoot infestation levels did not vary with host plant species, densities of D. citri eggs, nymphs, an...
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