. Bulletin. Agriculture -- New Hampshire. Fig. 18.—Elm leaf curled by aphis. (From Weed.) PlG. 19.—Eggs of Rusty Tussock Moth. the 29th of April being given as about the last of their appearance. At Durham, N. H., the largest number of caterpillars emerged on May 6, 1905, April 29, 1906, and May 1, 1907, the whole time of emergence lasting for from a week before to a week or so after these dates. Usually about 400 caterpillars emerge from a nest, though many of the smaller nests contain only 200 and a few nests on oak trees will contain 900 to 1,000. These large nests have usually been formed
. Bulletin. Agriculture -- New Hampshire. Fig. 18.—Elm leaf curled by aphis. (From Weed.) PlG. 19.—Eggs of Rusty Tussock Moth. the 29th of April being given as about the last of their appearance. At Durham, N. H., the largest number of caterpillars emerged on May 6, 1905, April 29, 1906, and May 1, 1907, the whole time of emergence lasting for from a week before to a week or so after these dates. Usually about 400 caterpillars emerge from a nest, though many of the smaller nests contain only 200 and a few nests on oak trees will contain 900 to 1,000. These large nests have usually been formed by the caterpillars hatching from several egg masses forming a common Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New Hampshire Agricultural Experiment Station. [Hanover, N. H. ] : New Hampshire Agricultural Experiment Station
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