. Injurious insects and the use of insecticides [microform] : a new descriptive manual on noxious insects, with methods for their repression . Fig. 152.—The Winged Form of the Grain Louse,Enlarged. {Garman.) VEGETABLES. Ill CRANE-FLIES. Ceane flies are also known as Gallinippers and cut-worm eggs are deposited in low, damp grain, grass or clover land, andthe larvae feed upon the roots, occasionally appearing above the surfacein damp, wet weather. Remedies.—For clover or grass fields no remedy is yet Fig. 153.—Thick-nosed Crane-fly (Pachyrrhina Sp.). Adult Female. In wheat lan
. Injurious insects and the use of insecticides [microform] : a new descriptive manual on noxious insects, with methods for their repression . Fig. 152.—The Winged Form of the Grain Louse,Enlarged. {Garman.) VEGETABLES. Ill CRANE-FLIES. Ceane flies are also known as Gallinippers and cut-worm eggs are deposited in low, damp grain, grass or clover land, andthe larvae feed upon the roots, occasionally appearing above the surfacein damp, wet weather. Remedies.—For clover or grass fields no remedy is yet Fig. 153.—Thick-nosed Crane-fly (Pachyrrhina Sp.). Adult Female. In wheat lands the injuries of the pest may be prevented by plowingearly in autumn. The insects of this family, of which several speciesare known to be destructive to grains and grasses, are believed tohave many natural enemies both among birds and 178 INJURIOUS INSECTS. THE CLOVER-EOOT BORER. {Hylastes Irifolii.) This is a foreign species introduced from Europe about fifteen yearsago. The adult is a small brownish-black beetle that early in spring deposits small whitish, elliptical eggswithin the crowns of the clover plant. From four to six eggs are laid ineach crown and the eggs soon hatchinto small whitish worms. Whenfull-growu the grub has a whitishbody and yellow head, and is aboutone-eighth of an inch long. The grubs burrow downward, tun-neling the branches of the roots andfilling the ca^dties thus formed withbrownish castings. The larval stage is completed latein summer, and the insects pupatein burro
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbenefic, bookyear1894
