Caractéristiques morphologiques des brebis Méthodologie l

duction traits The effect of this locus on variances of production traits in Dutch Landrace pigs and correlations among those traits has been described in the present paper It was con-cluded that the Hal-locus is a " major-locus " for meat quality, backfat thickness and ham per cent, accounting for about 60, 2o and 25 p

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cons”quences zootechniques et ”conomiques (Fabiyi 1987) En effet, leur pr”valence est pratiquement ”gale ‹ 100 , m’me dans des milieux tr‘s secs comme les r”gions soudano-sah”liennes (Vassiliades 1984), d‘s que des conditions dÕhumidit” permettent lÕach‘ve-ment de la partie externe de leur cycle

INRA Prod Anim, LÕhormone de croissance recombinante : int

Cet article dresse un bilan des r”sultats zootechniques quÕon peut duction laiti‘re de 2 ‹ 6 kg/j, de fa“on variable selon lÕ›ge des vaches, leur stade de lac- cons”quences

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duction and will ultimately provide more data in the produc-tion efficiency scenario Small ruminants: the poor man’scow Small ruminants, mainly sheep and goats, are key species in the tropics and the subtropics Indeed, they are found all over thesevastregions Typically,theyarenotonlyassociatedwith

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duction and increased risk for acidosis Owens et al (1998) described both acute and sub-acute acidosis as conditions that can occur in cattle fed high-con-centrate diets Acute acidosis is an overt illness that occurs in conjunction with consumption of an excessive quantity of readily fermented carbohydrate, which increases the total

A dynamic model to analyse the bio-technical and socio

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1 la seconde communication nationale du tchad sur les changements climatiques juin 2012 pnud ccnucc republique du tchad unite-travail-progres ministere de l’hydraulique