The Shipley Collection of Scientific Papers, Том 1641833 |
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Страница 30
... worker . The ovaries are , if anything , more feebly developed than in the ordinary workers . The mesonotum is hunched , disproportionately large compared with the pro- and epinotum , and is usually relatively higher than in the female ...
... worker . The ovaries are , if anything , more feebly developed than in the ordinary workers . The mesonotum is hunched , disproportionately large compared with the pro- and epinotum , and is usually relatively higher than in the female ...
Страница 60
... workers [ soldiers ] from the inferior workers , or the workers from the queens . But no matter how a pregnant Scotch greyhound is fed , or her pups after they are born , they cannot be changed into English greyhounds : the different ...
... workers [ soldiers ] from the inferior workers , or the workers from the queens . But no matter how a pregnant Scotch greyhound is fed , or her pups after they are born , they cannot be changed into English greyhounds : the different ...
Страница 80
... workers may lay eggs , and that these may produce male offspring capable of fertilizing females , he nevertheless insists that this is altogether too infrequent to influence the germ - plasm of the species . I venture to maintain , on ...
... workers may lay eggs , and that these may produce male offspring capable of fertilizing females , he nevertheless insists that this is altogether too infrequent to influence the germ - plasm of the species . I venture to maintain , on ...
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