. Biology and human life. Biology. Fig. 239. The horse botfly (Gastrophilus eqiii). (Somewhat enlarged) The egg, a, is laid on the hair of the horse and is swallowed, together with the larva, b, in the saliva. In the stomach the larvae attach themselves, often causing serious irri- tations and incapacitating the animal for work. The larvae escape from the host with the excrement, and then pupate in the ground, c, pupa; d, adult Spraying of orchard trees, shade trees, and crop plants with various kinds of poisonous mixtures is one of the common means used by farmers to control the damage result
. Biology and human life. Biology. Fig. 239. The horse botfly (Gastrophilus eqiii). (Somewhat enlarged) The egg, a, is laid on the hair of the horse and is swallowed, together with the larva, b, in the saliva. In the stomach the larvae attach themselves, often causing serious irri- tations and incapacitating the animal for work. The larvae escape from the host with the excrement, and then pupate in the ground, c, pupa; d, adult Spraying of orchard trees, shade trees, and crop plants with various kinds of poisonous mixtures is one of the common means used by farmers to control the damage resulting from insect 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 Gruenberg, Benjamin C. (Benjamin Charles), 1875-1965. Boston, New York [etc. ] Ginn and Company
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishe, booksubjectbiology
