. Elementary entomology . which has defoliated and thus destroyed large areas of larch in New England and Canada. FIG. 387. Pear-slug, illustrating method of ovi- position and emergence of larva. (Enlarged) a, cutting of cell beneath epidermis of leaf, showing the tip of the ovipositor: 6, the cell after the egg has been deposited; c, same after the escape of the larva. (After Marlatt, United States Department of Agriculture)

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Keywords: ., bookpublisherbostonnewyorketcginnandcompany, booksubjectinsects