The Shipley Collection of Scientific Papers, Том 1641833 |
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Страница 350
... host plants of Aleyrodes citri and Aleyrodes nubifera as follows : Allamanda ( Allamanda neriifolia ) Banana shrub ( Magnolia fuscata ) Boston ivy ( Ampelopsis tricuspidata ) Citrus ( Orange , lemon , citron , grapefruit , kumquat ...
... host plants of Aleyrodes citri and Aleyrodes nubifera as follows : Allamanda ( Allamanda neriifolia ) Banana shrub ( Magnolia fuscata ) Boston ivy ( Ampelopsis tricuspidata ) Citrus ( Orange , lemon , citron , grapefruit , kumquat ...
Страница 30
... host larva in a leech - like manner and for a day or two they did not appear to leave the place of original attachment but they moved their positions later . The larva continues to feed externally with its head buried in the side of its ...
... host larva in a leech - like manner and for a day or two they did not appear to leave the place of original attachment but they moved their positions later . The larva continues to feed externally with its head buried in the side of its ...
Страница 31
... host . The evidence afforded by the study of the parasite and by the history of the pre- valence of its host in certain localities would indicate that C. nematicida is a factor of great value in the natural control of N. erichsonii ...
... host . The evidence afforded by the study of the parasite and by the history of the pre- valence of its host in certain localities would indicate that C. nematicida is a factor of great value in the natural control of N. erichsonii ...
Чести термини и фразе
abdomen abdominal segment adult antennæ ants aphid Aphis Appearance apple arsenic attacked body breeding brood buds California caterpillars cells cent citrus cocoons colonies color Commissioner cornicles cyanide damage deposited destructive Distribution dorsal early eggs Entomologist erichsonii Essig Family feed femora flies foliage Food Plants fruit fumigation gallons genus green hatch head hibernate History horticultural host inch long infested instabilis ladybird beetle larch Larch Sawfly large numbers larva larvæ lateral leaves legs Linn louse maggots male mealy bug mermithergates mites mosquitoes moth muscles Natural Enemies nest numbers observations Orasema orchards ovipositor P. C. Jr parasites Paris green pest Pheidole plant lice Plate Polyederkrankheit pound pseudogynes pupa pupæ pupal pupate quarantine Raupen sawfly scale insects southern species specimens spiracles spray spring stage summer surface thorax thrips Throughout the entire trees usually ventral winged female winter workers yellow young