this study investigated the effects of the dietary supplementation of zizyphus mauritianaleaf meal (zlm) on the performance of yankasa lambs. twenty five lambs aged between 6 and 8 months were randomly divided into five groups of five animals each in a completely randomized design to receive supplementary diets containing 0, 10, 20, 30 and 40% zlm as replacement for cotton seed cake in concentr...

twenty four primiparous and multiparous holstein cows on early lactation, beginning five weeks postpartum, were used for four weeks to investigate the effects of supplemention of rumen-protected choline (rpc) or vitamin e on milk yield, milk composition, dry matter intake, body condition score and body weight. the cows were randomly assigned to one of the following treatments: i)no supplement (...

The aim of the present study was to analyze the live weight, body length, and chest perimeter in Blackhead Pleven lambs at an early age with a view to their future use as prognostic indicators of growth performance. The study was conducted with 46 lambs. It found out that at birth and weaning the singletons had higher live weight and higher average daily weight gain in comparison with the twins (P

the present study investigates the gap between the daily milk production potential and the effective milk yields in six herds. these two parameters and their changes were observed in the gharb irrigation scheme (northwest of morocco), during a five months study period. they were analyzed in relation to the changes in the rations of the cows and in their live weights. results reveal that under c...

the experiment was designed to study the changes in production performance and egg quality of old laying hens after injection of different doses of growth hormone (gh) and testosterone (ts). a total of 160 old laying hens (hyline w-36) at 73 wks of age were randomly assigned to four treatments with four replicates and 10 birds in each replicate in a completely randomized design. treatment group...