نتایج جستجو برای: weaning period further

تعداد نتایج: 1276774  

Journal: :Journal of animal science 2011
J J J van Leeuwen M R T M Martens J Jourquin M A Driancourt B Kemp N M Soede

In a previous study, we showed that follicle size at weaning affects the response of a sow to a short-term altrenogest treatment after weaning. In this study, an attempt was made to prevent the growth of follicles into larger size categories before weaning by using different altrenogest treatments before weaning to improve reproductive performance after postweaning altrenogest treatments. Sows ...

Journal: :Journal of animal science 1999
R Blank R Mosenthin W C Sauer S Huang

Experiments were conducted to determine the effect of fumaric acid supplementation and buffering capacity of the diet on ileal and fecal digestibilities of CP, GE, and amino acids in early-weaned pigs. In two experiments, 12 pigs each were weaned at 14 d of age and fitted with a simple T-cannula at the distal ileum between 15 and 17 d of age. In both experiments, the pigs were fed four diets, b...

Background: Continuous positive airway pressure (CPAP) is used as respiratory support in preterm neonates; however, the best weaning method has not yet been determined. In this study, we compared sudden complete and gradual weaning from nasal CPAP (NCPAP) in preterm newborns. Methods: This randomized controlled trial was conducted on 62 prete...

2017
William Squire

on Poisons", published in 1702, calls attention to the long period of latency in rabies. In " A Discourse on the Plague"" (London, 1720), he shows that sudden seizures should be attributed not to fright but to infection, and says " contagion is a real poison"; the whole argument as to contagion is as fully stated as in any recent discussions on cholera or typhus. He is among the first to remark...

Journal: :Journal of animal science 2006
J P Banta D L Lalman F N Owens C R Krehbiel R P Wettemann

This experiment was conducted to determine the effects of interval feeding of whole sunflower seeds on the performance of beef cows and their progeny. During mid to late gestation, 144 multiparous, spring-calving beef cows (588 kg of initial BW; 5.6 initial BCS; 4 to 13 yr old) were individually fed 1 of 3 supplements 4 d/wk for a 76-d period. Supplements (DM basis) included: 1) 0.68 kg of soyb...

Journal: :Animal : an international journal of animal bioscience 2013
F Bovera A Lestingi G Piccolo F Iannaccone Y A Attia A Tateo

The study investigates the effects of a post-weaning water restriction on performance, nutrient digestibility, carcass traits and meat quality of 84-day-old rabbits. A total of 1388 weaned rabbits (35 days) were randomly divided into two groups on the basis of BW and sex. The two groups were fed the same diets ad libitum both in the post-weaning (35 to 60 days) and fattening (61 to 84 days) per...

Journal: :تولیدات دامی 0
محمد حیدریان دانشجوی کارشناسی ارشد، گروه علوم دامی، دانشکده کشاورزی، دانشگاه گنبد کاووس، گنبد کاووس - ایران جواد بیات کوهسار استادیار، گروه علوم دامی، دانشکده کشاورزی، دانشگاه گنبد کاووس، گنبد کاووس - ایران یوسف مصطفی لو استادیار، گروه علوم دامی، دانشکده کشاورزی، دانشگاه گنبد کاووس، گنبد کاووس - ایران. بلال صادقی استادیار، گروه بهداشت و مواد غذایی، دانشکده دامپزشکی، دانشگاه شهید باهنر کرمان، کرمان - ایران فرید مسلمی پور استادیار، گروه علوم دامی، دانشکده کشاورزی، دانشگاه گنبد کاووس، گنبد کاووس - ایران

in order to compare the effects of different weaning strategies on feed intake, structural growth measurement and health, blood metabolites and economic efficiency of young dairy calves, twenty four female holstein calves were used. calves after birth were randomly assigned into one of three weaning strategy as follow: 1) weaning based on feed intake, 2) weaning based on weight gain (30 kg weig...

Journal: :Journal of Dairy Science 2021

The objectives of this study were to investigate the shifts in rumen and colon mucosa-associated microbiota dairy calves fed a high milk replacer feeding rate before after weaning determine whether such are associated with tissue physiological measures. Longitudinal biopsy was performed collect mucosal tissues 4 ruminally cannulated Holstein bull (weaned at 6 wk age) end 5 (before weaning), 7 (...

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