the effects of l-arginine on growth, small intestine, and immune system of broilers in starter period
نویسندگان
چکیده
the objective of the present study was to investigate the effects of high dietary levels of l-arginine during starter period on growth, intestine morphology and immune system of female ross broiler chicks. in this experiment, 192 day old female ross broiler chicks were fed with 4 dietary treatments in a completely randomized design, in which each dietary treatment included 4 replications. dietary treatments included 100%, 153%, 168% and 183% of digestible arginine, based on the ross recommendation, and were fed from day 1 to 10. on d 10 of the experiment, chicks were weighed and feed consumption was recorded. then, three chicks per replication were slaughtered in order to survey intestinal histology and immune system. the results showed that high dietary levels of arginine had an increasing effect (p
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عنوان ژورنال:
علوم دامی ایرانجلد ۴۵، شماره ۳، صفحات ۲۲۳-۲۳۳
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