. Bulletin of the Department of Agriculture. Agriculture; Agriculture. II â ⢠'i the I orer turn ndividual pi i â â : ibject to considers .ill\ the nearh reral inches throu i rail} lengl h the planl I i tunnels of ; i re found to a. ii tassel, showing Injury caused by larvae of the European com borer length. (See Table H.) The tunnels made by fully grown larvae, when tunneling in green and ^icculenl cornstalks, average inch in diameter. In some instanc< - the tunnel is more or less winding, and occasionally small cells are excavated along its course. There '- :| tendency for the
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. II â ⢠'i the I orer turn ndividual pi i â â : ibject to considers .ill\ the nearh reral inches throu i rail} lengl h the planl I i tunnels of ; i re found to a. ii tassel, showing Injury caused by larvae of the European com borer length. (See Table H.) The tunnels made by fully grown larvae, when tunneling in green and ^icculenl cornstalks, average inch in diameter. In some instanc< - the tunnel is more or less winding, and occasionally small cells are excavated along its course. There '- :| tendency for the larva to work in the internodes of the stalk, when necessary ii commonly pierces and apparently feeds upon tl"' nodes. All parts of the stalk may be tunneled down to and in-. 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 United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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