. Annual report of the Board of Control of the New York Agricultural Experiment Station. e sides of the furrows as near perpendicular as possi-ble, and, where the soil will permit, to slant them back, especi-ally the side opposite the infested section. Holes should be dugin the furrows at intervals of from ten to fifteen feet. The cater-l)lllars which fall into the furrows, not being able to get out,will crawl along the sides, finally falling into the holes, wherethey may be easily killed by crushing or by the application ofkerosene oil. The caterpillars in the furrows may also be killedby sca
. Annual report of the Board of Control of the New York Agricultural Experiment Station. e sides of the furrows as near perpendicular as possi-ble, and, where the soil will permit, to slant them back, especi-ally the side opposite the infested section. Holes should be dugin the furrows at intervals of from ten to fifteen feet. The cater-l)lllars which fall into the furrows, not being able to get out,will crawl along the sides, finally falling into the holes, wherethey may be easily killed by crushing or by the application ofkerosene oil. The caterpillars in the furrows may also be killedby scattering straw over them and burning it, or they may becrushed by a log drawn back and forth through the L is from a photograph of a field of corn in which theadvancing aimy of caterpillars was successfully checked by fur-rows plowed between the rows of corn. In this case the soil waslight and stony and it w^ould have been a difficult matter to makethe sides remain perpendicular. The soil being very loose, how-ever, gave way with the weight of the caterpillars as they at-.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectagriculture, bookyear
