Sheep husbandry; with an account of different breeds, and general directions in regard to summer and winter management, breeding and the treatment of diseases . rey on him, and it is not wonderful that he should speedily sink. Some ofthe male acari were placed on the sound skin of a sheep, and they too burrowed their wayaud disappeared for a while, and the pustule in due time arose ; but the itching and tlM•cab soon disappeared without the employment of any remedy. The figures on the next page are copied from M. Walzs work :The female acarus brings forth from eight to fifteen young at a litter
Sheep husbandry; with an account of different breeds, and general directions in regard to summer and winter management, breeding and the treatment of diseases . rey on him, and it is not wonderful that he should speedily sink. Some ofthe male acari were placed on the sound skin of a sheep, and they too burrowed their wayaud disappeared for a while, and the pustule in due time arose ; but the itching and tlM•cab soon disappeared without the employment of any remedy. The figures on the next page are copied from M. Walzs work :The female acarus brings forth from eight to fifteen young at a scab is often produced spontaneously in England by mismanag©-uiont of various kinds, such as bad keep, starvation, hasty driving,dogging, and exposure afterward to cold and wet; and it spreads rapidly SHEEP HUSBANDRY IN THE SOUTH. 259 by It is very prevalent there, and annually causes an immenseIcxss r. the wool and flesh of the British flocks. In the United States it iscouiparatively little known, and so far as I am able to learn, never origin-ates spontaneously. It i a singular fact that short-wooled sheep, like the Fig. 68. Fig. THE ACARUS WHICH CAUSES SCAB. Fig. 67.—The acari of their natural size on a dark ground. Fig. 66.—The fetnale of 366 times the natural size, larger than the male, of an oval form, and piOTideCrith^eitht feet, four before and four behind. a.—The sucker. A I/, b h.—The four anterior feet, with their trumpet-like appendices. r. e.—The two interior hind feet d. d.—The two outward feet, the extremities of which are piovided with some long hairs, aod on thaother parts of the legs are shorter hairs. To these hairs the young ones adhere, when the> Erst £«cap«from the pustule. e.—The tail, containing the anus and vulva, garnished with some short hairs. Fig. 68.—The male on its back, and seen by the same magnifying power. fl.—The sucker. 6 6. b. b.—The fore-legs with their trumpet-like appendices, as seen in th
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Keywords: ., bookauthorrand, bookcentury1800, bookdecade1880, booksubjectsheep
