. Manual of fruit insects. Fiu. 90. The lime-tree span-worm,male moth. Fu (i7. — Kggri of the lime-tree Enlarged. APPLE INSECTS— BUDS AND FOLIAGE 91. Fig. 98. — Three views of the lime-tree span-worm caterpillar (X 12)- Early in June the caterpillars are quite restless, and finallygo into the ground an inch or more, where they transform tobrown pupae (Fig. 99) in simple, earthen cells. Some of thempupate in May. There is but a single generation annually,the pupa stage continuing until November. 92 FRUIT INSECTS Fig. 99. —Pupa of thelime-trefe span-worm. En-larged. Birds, especially
. Manual of fruit insects. Fiu. 90. The lime-tree span-worm,male moth. Fu (i7. — Kggri of the lime-tree Enlarged. APPLE INSECTS— BUDS AND FOLIAGE 91. Fig. 98. — Three views of the lime-tree span-worm caterpillar (X 12)- Early in June the caterpillars are quite restless, and finallygo into the ground an inch or more, where they transform tobrown pupae (Fig. 99) in simple, earthen cells. Some of thempupate in May. There is but a single generation annually,the pupa stage continuing until November. 92 FRUIT INSECTS Fig. 99. —Pupa of thelime-trefe span-worm. En-larged. Birds, especially the bluejay, get many of thecaterpillars. The fiery and rummaging ground-beetles {Calosoma calidum and scrutator) alsoclimb the infested trees and capture them. Remedial treatment. As its habits and life history are similar tothose of the fall canker-worm, this lime-treemeasuring-worm can be controlled by the samebarrier and spraying methods. About a weekbefore they go into the ground to transform,these large caterpillars are very restless and ofteneither drop or are blown from the trees to theground. In their wanderings and attempts toget on to the
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbenefic, bookyear1915
