Annual report of the Maine Agricultural Experiment Station . Figs. 62 and 63. Woolly Aphid. Winged and wingless enlarged. (After Marlatt.). Figs. 64 and 65. Mature sexual individuals of the WoohyAphid,—the oviparous female and male. Real size shownin circles at right of figures. (After Alwood.)

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectagriculture, bookyear