The Shipley Collection of Scientific Papers, Том 1641833 |
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... mites of California , even though they are not insects . As pointed out in the general classification , mites usually have eight legs and have the head and thorax united . Some ISSIG FIG . 5. Mite eggs deposited around a bud . Greatly ...
... mites of California , even though they are not insects . As pointed out in the general classification , mites usually have eight legs and have the head and thorax united . Some ISSIG FIG . 5. Mite eggs deposited around a bud . Greatly ...
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... mite , Eri- affected , the mites attacking the foliage as well as ophyes pyri Pgst . ( U. S. Dept. Agrel ) the stems of the leaves and fruit . On the foliage of the pear the galls are made along the sides of the midribs of the leaves ...
... mite , Eri- affected , the mites attacking the foliage as well as ophyes pyri Pgst . ( U. S. Dept. Agrel ) the stems of the leaves and fruit . On the foliage of the pear the galls are made along the sides of the midribs of the leaves ...
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... mites in the beds , and the compost destroyed upon their first appearance , as it is impossible to secure good results with mushrooms when in- fested by these mites . All applications of suffi- cient strength to destroy the mites are ...
... mites in the beds , and the compost destroyed upon their first appearance , as it is impossible to secure good results with mushrooms when in- fested by these mites . All applications of suffi- cient strength to destroy the mites are ...
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