نتایج جستجو برای: and phosphorus onbroiler chickens
تعداد نتایج: 16838584 فیلتر نتایج به سال:
Previous studies from this laboratory have dealt with the protein, calcium, phosphorus, vitamin D, manganese, zinc, riboflavin, niacin and choline requirements of pheasants (Scott, et al., '54, '58a, '59) . The phosphorus requirements of young Bobwhite quail also have been reported (Scott, et al., '58b). Although many studies have been made on the effects of various levels of salt in rations fo...
Two studies were conducted utilizing 270 chickens to evaluate the efficacy of yeast culture (YC) for both broiler and layer ayian types. In the first experiment, three dietary levels (0, 1.25, 2.50 percent) of YC were included in a nutritionally complete ration and fed to 14-day-old broiler chicks for 8 days. Body weight gain, feed consumption (g) and feed efficiency were not influenced by yeas...
Extende Abstract Introduction and Objective: The present research was performed to evaluate the effect of different levels of valine in low protein diets on performance, blood parameters and tibia bone properties of Ross-308 broiler chickens from 8-21 days. Material and Methods: For this purpose, a total of 200 one-day-old male broilers of Ross-308 strain from 8 to 21 days of age in 4 treatm...
The digestive system of young birds is very poor and inefficient in digestion absorption fat due to less lipase production low rate bile formation, which can be overcome by the use exogenous emulsifier. This study aimed evaluate comparative efficacy herbal synthetic emulsifiers on growth performance, nutrients utilization, haemato-biochemical profile, carcass quality broiler chickens fed energy...
تاثیر ویتامین c بر استئوپروزیس، خصوصیات تخم مرغ و برخی از پارامترهای خونی در پیک تولید مرغان تخمگذار
چکیده ندارد.
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید