. Manual of vegetable-garden insects. 348 MANUAL OF VEGETABLE-GARDEN INSECTS. Fig. 218. — A potato infestedwith wheat wireworms. six years. The wireworms reach maturity early in are then from ^ to 1^ inches in length, depending on the species. They transform todelicate whitish pupse in earthencells within six inches of thesurface of the ground. Trans-formation to the beetle takes^V place in three weeks to a month,?%5 the beetles remaining within^ the earthen cell until the follow-ing spring. There are manyspecies of wireworms that mayattack vegetables but only themost important can b
. Manual of vegetable-garden insects. 348 MANUAL OF VEGETABLE-GARDEN INSECTS. Fig. 218. — A potato infestedwith wheat wireworms. six years. The wireworms reach maturity early in are then from ^ to 1^ inches in length, depending on the species. They transform todelicate whitish pupse in earthencells within six inches of thesurface of the ground. Trans-formation to the beetle takes^V place in three weeks to a month,?%5 the beetles remaining within^ the earthen cell until the follow-ing spring. There are manyspecies of wireworms that mayattack vegetables but only themost important can be treatedhere. The wheat wireworm, Agriotesmaiwus Say, is about an inch in length when full-grown, paleyellow in color, cylindrical in form and may be recognized bythe two dark spots at the base of thelast segment of the body. This speciesfeeds normally on the roots of grasses /but when the sod is broken up will seriously injure corn, \twheat, potato, car- srot, turnip, bean,cucumber and cab-bage. Injured po-tatoes are shown inFigs. 218 to 220. The adult of the wheat w
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1918
