. Bulletin of the Department of Agriculture. Agriculture; Agriculture. ROUNDHEADED APPLE-TREE BORER. 23 The third year (1916) 38 eggs were distributed among 10 of the orchard trees, all evidently having been laid by females that flew into the orchard over the 300-foot Fig. 3, B.—Saperda Candida. Plat of Page orchard illustrating distance of flight of female beetles during oviposition. Circles represent locations of infested trees and the figures within show number of borers found. Orchard surrounded by 30O-foot strip cleaned of borers. Plat 2: Number of borers found in second exam
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. ROUNDHEADED APPLE-TREE BORER. 23 The third year (1916) 38 eggs were distributed among 10 of the orchard trees, all evidently having been laid by females that flew into the orchard over the 300-foot Fig. 3, B.—Saperda Candida. Plat of Page orchard illustrating distance of flight of female beetles during oviposition. Circles represent locations of infested trees and the figures within show number of borers found. Orchard surrounded by 30O-foot strip cleaned of borers. Plat 2: Number of borers found in second examination (1915). Fifty-five borers present from eggs of current season. Crosses indicate where two female beetles issued that had been overlooked as borers during the previous annual 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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