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Conopomorpha cramerella (cocoa pod borer) C. cramerella has become the most important insect pest of cocoa in many parts of South-East Asia over the past 150 years. C. cramerella causes...
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Clover yellow vein virus (CYVV) Most of the concern about the impact of ClYVV has focussed on clovers, particularly white clover (Trifolium repens), which are mostly grown as...
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Phytoplasma fraxini (ash yellows) 'Ca. Phytoplasma fraxini' apparently inhabits a large proportion of Fraxinus pennsylvanica in central North America and a large proportion of F....
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Phytoplasma australiense (Australian grapevine yellows) AGY disease has been shown to be epidemic in the warmer irrigated districts of Sunraysia, New South Wales and Victoria, the Riverina, New South...
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Cercospora apii (early blight: celery) This is a true species of Cercospora s. str. (Crous and Braun, 2003). C. apii was described from leaf lesions on celery, i.e., C. apii s. str. is...
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Erwinia rhapontici (rhubarb crown rot) The full impact of E. rhapontici on dry pea production in southern Alberta, Canada, remains unknown, but the presence of pink seeds...
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Tetranychus cinnabarinus (carmine spider mite) T. cinnabarinus has been shown to cause reductions in yields of cotton (Botha, 1984; Gao et al., 1990) and strawberry (Yang et al., 1990), and was...
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Myzus persicae (green peach aphid) M. persicae is the most important aphid virus vector. It has been shown to transmit well over 100 plant virus diseases, in about 30 different...
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Orius insidiosus Many thrips, including Frankliniella occidentalis (Pergande), Sericothrips variabilis (Beach) and Thrips tabaci Lindeman, but will also consume a...
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Trichodorus viruliferus (stubby root nematode) T. viruliferus has an extremely large host range (CABI/EPPO,...
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