Sheep husbandry; with an account of different breeds, and general directions in regard to summer and winter management, breeding and the treatment of . rey on him, and it is not wonderiul that he shotdd speedily sink. Some ofthe male acari were placed on the sound skin of a sheep, and they too burrowed their wayand disappeared for a while, and the pustule in due time arose ; but the itching and tho•calj soon disappeiu^ed without the employment of any The figures on the next page are copied from M. Walzs work :The female acarus brings forth from eight to fifteen young at a l
Sheep husbandry; with an account of different breeds, and general directions in regard to summer and winter management, breeding and the treatment of . rey on him, and it is not wonderiul that he shotdd speedily sink. Some ofthe male acari were placed on the sound skin of a sheep, and they too burrowed their wayand disappeared for a while, and the pustule in due time arose ; but the itching and tho•calj soon disappeiu^ed without the employment of any 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 mismanage-ment 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 contagion. It is very prevalent there, and annually causes an immenseloss in the wool and flesh of the British flocks. In the United States it iscomparatively little known, and so far as I am able to learn, never origin-ates spontaneously. It is a singular fact that short-wooled sheep, like the Fig. 67. Fig. THE ACARUS WHICH CAUSES SCAB. Fig. B7.—The acari of their natural size on a dark ground. Fig. 66.—The female of 366 times the natural size, larger than the male, of an oval form, and provideiipith eight feet, four before and four —The h. h. h.—The four anterior feet, with their trampet-like appendices. c. c.—The two interior hind feet. d. d.—The two outward feet, the extremities of which are provided with some long hairs, and on thapither parts of the legs are shorter hairs. To these hairs the young ones adhere, when they first escap«k om 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. a.—The sucker. 6. b. b. b.—The fore-legs with their trumpet-like appendices, as seen in the
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Keywords: ., bookauthorrand, bookcentury1800, bookdecade1880, booksubjectsheep
