. Manual of fruit insects. crushed. After defoliating a piece of wood-land the caterpillars frequently migrate to near-by orchardsin countless numbers. Banding the trunks with tree tangle footor loose cotton bands will prevent the ascent of these wanderinglarvae. The egg-rings are easily seen while pruning, especiallyon small trees. They should be removed and burned, for ifthrown on the ground the young larvae may be able to crawl tothe tree and so survive. ReferencesN. Y. (Geneva) Agr. Exp. Sta. Bull. 159. 1899. The Yellow-necked Apple CaterpillarDatana ministra Drury In the Northern states a
. Manual of fruit insects. crushed. After defoliating a piece of wood-land the caterpillars frequently migrate to near-by orchardsin countless numbers. Banding the trunks with tree tangle footor loose cotton bands will prevent the ascent of these wanderinglarvae. The egg-rings are easily seen while pruning, especiallyon small trees. They should be removed and burned, for ifthrown on the ground the young larvae may be able to crawl tothe tree and so survive. ReferencesN. Y. (Geneva) Agr. Exp. Sta. Bull. 159. 1899. The Yellow-necked Apple CaterpillarDatana ministra Drury In the Northern states and Canada apple branches are oftendefoliated in late summer by colonies of black and yellow stripedcaterpillars about two inchesin length when mature; thehead is black and the nextsegment is yellow, whence thecommon name. While a fewcolonies are found every yearthey are only occasionalljabundant enough to do seriousdamage. Besides the apple,this caterpillar also attackspear, cherry and quince, as well as many forest trees. Fig. 134. — Moth of the yellow-neckedapple caterpillar. Nat. size. 124 FBVIT INSECTS
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbenefic, bookyear1915
