Peripheral Blood and Milk Leukocytes Subsets of Lactating Sarda Ewes

Sarda Dairy Ewes

effect of bataine and sulphate supplement on wool and milk characteristics and lambs performance in naine ewes

تعداد 20 رأس میش نژاد نائینی 6+-24 ماهه، با میانگین وزن 2/3-+40 کیلوگرم، همراه با 20 رأس بره های آنها در قالب طرح کاملا تصادفی اثر بتائین و مکمل سولفات بر خصوصیات شیر و پشم و عملکرد بره ها بررسی شد. میش ها بطور تصادفی در چهار تیمار قرار گرفتند. تیمارها عبارت بودند از: 1-گروه شاهد 2-بتائین (05/0 درصد ماده خشک) 3-سولفات (24/0 سولفور درصد ماده خشک 4-بتائین هرماه با سولفات. جیره غذائی طبق nrc با مح...

The pharmacokinetics and milk residual behaviour of tylosin in lactating Najdi ewes

The objective of this study was to evaluate kinetics and the residual decline of tylosin in milk and plasma of lactating Najdi ewes following single intramuscular injection of tylosin at the dose of 10 mg/kg. Blood and milk samples were collected from the ewes before and at different time intervals after treatment. Tylosin concentrations were determined by microbiological agar plate assay using...

Progesterone plus PMSG Priming in seasonally anovulatory lactating Sarda ewes exposed to the ram effect.

The aim of this trial was to evaluate the effectiveness (fertility and lambing) of priming with a single injection of progesterone plus PMSG in anovulatory lactating Sarda ewes subjected to the ram effect (RE) in spring. Thirty ewes (P4 group) were i.m. injected with 30 mg progesterone and 500 IU PMSG 36 h before ram introduction (d 0). This treatment was compared to a 12-day treatment with flu...

Effect of two levels of urea on milk production and coposition of milk,blood and rumen fluid in lactating cows