Some Causes Of Unthrifetness In Egyptian Lambs And Their Combat

In tinis investigation , un1JhriI”v-iness ill I~ve groups 01’lambs ill three da.trer-errt governarates was s cucri eu • These~ncluded lambs reared on governmental farms and of personalwe rtar-e • ’l’he cause uf 1Jh~s hazzard was explored. j:’J.:OIil Cl~n-rear and bf.o chenu.ca.L appr-oach or bluod ana.ty sa s • Treatmentand sv-udy of tne causes were deGer~ned anJ prognos~ic eval-uation or the condi tn.on was stated under each condition .’rhecorrelav-ion between ewe’s health and. the proQuceu lambs wasalso studied •The included causes of unthrift~ness in Egyp1lian lambs canbe summarized as ro.i.Lows :1 •. Zinc de1’iciency :In this strudy 55 lambs and 48 ewes were included • ~heseanimals were showing clinicaL macdz’e anauaou OI zinc derLc.i.ency •The biochemical anaLysis OJ:’ the diet used for feeding of.»>lactating ewes showed a lower zinc content( 15 and 25 ppmof Zn, for the first and second rations , respectively) •The calcium and fat contents of the first and. second rationswere also 1.205 and 0.920 mg ~ 1’or calcium and 3.0 and 5.0Treatment 01’ lactating ewes with zinc sulphate therapy(12.94 mg / head ’/ day, for three weeks) and correction ofdiet ( the second. ration was only used for feeding ) gaveapositive influence on the body weight of SUCkling unv-hri1’-as the a.aily gain or la.nibs hau been increased