The Shipley Collection of Scientific Papers, Том 1641833 |
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Страница 57
... pupa breaks out of its cocoon , and forces its way to the surface of the ground , the front part of its body projecting into the air . There are three ( sometimes four ) broods during the summer months , the latest appearing in ...
... pupa breaks out of its cocoon , and forces its way to the surface of the ground , the front part of its body projecting into the air . There are three ( sometimes four ) broods during the summer months , the latest appearing in ...
Страница 78
... pupae of Alencis pictaria and Sphinx ligustri ; other observers have described them as being bred from Lepidopterous larvae . I can find no mention of the eggs , what they are like , or when and where deposited . 3. THE PUPA . The Pupa ...
... pupae of Alencis pictaria and Sphinx ligustri ; other observers have described them as being bred from Lepidopterous larvae . I can find no mention of the eggs , what they are like , or when and where deposited . 3. THE PUPA . The Pupa ...
Страница 93
... Pupa of female Pseudochalcura gibbosa Prov . , from northern Michigan . Kapala floridana Ashmead . Female , from ... pupæ ; e , male pupæ and semipupæ ; o , soldier pupæ ; c , worker larvæ and pupæ ; r , pupæ of desmergates ; m , O ...
... Pupa of female Pseudochalcura gibbosa Prov . , from northern Michigan . Kapala floridana Ashmead . Female , from ... pupæ ; e , male pupæ and semipupæ ; o , soldier pupæ ; c , worker larvæ and pupæ ; r , pupæ of desmergates ; m , O ...
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