. Elements of agriculture, southern and western. Agriculture; Agriculture. INSECT FRIENDS AND ENEMIES 129 The weevils begin to come out and hunt for food in i*"it^t)k^^ Fig. 43.— Different Life Sizes of Adult Weevils April, and often continue to come out until late in June. The cotton plant furnishes their only food. Those that emerge early feed on the leaves and buds of the young plant until squares begin to form. After this they live by puncturing the squares with their long bills and sucking the juice. The fe- males also punc- ture the squares in order to de- posit their eggs. little g
. Elements of agriculture, southern and western. Agriculture; Agriculture. INSECT FRIENDS AND ENEMIES 129 The weevils begin to come out and hunt for food in i*"it^t)k^^ Fig. 43.— Different Life Sizes of Adult Weevils April, and often continue to come out until late in June. The cotton plant furnishes their only food. Those that emerge early feed on the leaves and buds of the young plant until squares begin to form. After this they live by puncturing the squares with their long bills and sucking the juice. The fe- males also punc- ture the squares in order to de- posit their eggs. little grub (Fig. Fi( 44. — Pi \< TTTRBD Square containing Young Weevils The egg soon hatches and produces a 44), which eats the inside of the little square and causes it to fall to the ground. In about eighteen or twenty days from the time the egg is laid in the square, the new weevil is old enough to begin laying eggs. This gives a new generation of weevils at least every twenty days. As each female weevil lays. 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 Welborn, W. C; Ness, H; Sanborn, Charles Emerson, 1877-; Marstellar, R. P. New York, The Macmillan company
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Keywords: ., bookcentury1900, bookdecade1900, bookpubl, booksubjectagriculture
