Hill pastoral resources and sheep production
نویسندگان
چکیده
منابع مشابه
Multi-trait selection indexes for sustainable UK hill sheep production
Three selection indexes for the UK hill sheep sector are derived to suit the extremes of hill production systems. These are: (i) intensive, where all surplus lambs not required for breeding are finished for slaughter, (ii) extensive, where all surplus ‘store’ lambs are sold to other farmers for finishing, and (iii) semi-intensive, which is intermediate between the two extremes, i.e. farms finis...
متن کاملAssociations of PrP genotype with lamb production traits in three commercial breeds of British hill sheep.
The National Scrapie Plan (NSP) was launched in Great Britain in 2001, with the aim of eventually eradicating scrapie, a small ruminant transmissible spongiform encephalopathy, from the national sheep flock. Specifically, a selective breeding programme, the Ram Genotyping Scheme, was devised enabling pedigree ram breeders to reduce the number of scrapie-susceptible genotypes from their flocks. ...
متن کاملEpidemiological survey of brucellosis in sheep and goats in selected pastoral and agro-pastoral lowlands of Ethiopia.
An epidemiological survey was conducted in pastoral regions of Ethiopia to investigate the distribution of brucellosis in sheep and goats. Between November 2004 and December 2007, a total of 6,201 serum samples were collected from 67 randomly selected peasant associations, 25 districts and eight pastoral zones of Ethiopia. The Rose Bengal plate test (RBPT) and complement fixation test were used...
متن کاملMinerals in the nutrition of hill cattle and sheep.
Doney, J. M. (1963). J. ag~ic. Sci., Camb. 60, 267. Doney, J. M. & Russel, A. J. F. (1968). J. agric. Sci., C a d . 71, 343. Gelineo, M. S. (1934). Ann& Physiol. Phisicochim. bid. 10, 1083. Glaser, E. M. (1966). T?be Physiological Basis of Habituation. London: Oxford University Press. Graham, N. McC. (1960-61). C.S.I.R.O. Anim. Res. Labs. A. Rep, p. 94. Halliday, R., Syles, A. R., Slee, J., Fie...
متن کاملRelationships between energy intake and productivity in hill sheep.
Nutrition of hill cattle and sheep '97 the hill sheep industry the transfer of hill land to other uses or the restriction of sheep farming is frequently advocated. Rarely does this take into account the opportunities for improvement which exist at the biological level or whether modifications to or changes in systems could make sheep production economically viable. Subsequent papers will presen...
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ژورنال
عنوان ژورنال: Proceedings of the Nutrition Society
سال: 1971
ISSN: 0029-6651,1475-2719
DOI: 10.1079/pns19710041