نتایج جستجو برای: lambing rate
تعداد نتایج: 960828 فیلتر نتایج به سال:
This study was designed to investigate the influence of pre-estrus (PE) synchronization and post-mating (PM) vitamins AD3E treatment on reproductive performance Awassi ewes raised at four Iraqi provinces. Seventy six were randomly divided within each province into two groups. The first group (n=15, except for Karbala, n= 11) im injected with five injections (150 IU / dose), biweekly interval. 1...
In Scotland, rates of cryptosporidiosis infection in humans peak during the spring, a peak that is coincident with the peak in rates of infection in farm animals (during lambing and calving time). Here we show that, during the outbreak of foot and mouth disease (FMD) in 2001, there was a significant reduction in human cases of cryptosporidiosis infection in southern Scotland, where FMD was pres...
Partial neutralization of bone morphogenetic protein 15 (BMP15) bioactivity by immunization is known to increase ovulation rate in sheep. However, it remains uncertain whether BMP15 vaccination would be a suitable procedure for increasing lambing rate. The aim of this study was to compare the efficacy of a BMP15 vaccination treatment on lamb production to that of commercially-available androste...
background:abortion is one of the most important factorsreducing lambing rate and consequently profitability of sheepfarms. in addition to financial losses, it is also important from azoonotic point of view. objectives: the aim of this study wasto investigate bacterial abortifacient agents in an outbreak ofabortion occurring in afshari sheep in the northwest of zanjanprovince. methods:vaginal s...
The present study was designed to estimate the effect of carrots supplementation on reproductive performance in ewes. Thirty Awassi Ewes were randomly divided into three equal groups, distributed as 10 ewes for each group. First group consider control, second feed 400 g carrot/animal daily, third 800 daily. Each synchronized with intra vaginal sponges and injected IU eCG at time sponge withdraw...
بررسی ارزش غذایی تاغ و عمل آوری آن با سود و آهک در مراحل مختلف رشدبا استفاده از روش کیسه های نایلونی
abstract this study is carried out to determine the chemical composition in the three vegetative stages of the haloxylon sp., degradation parameters, with adding naoh and ca(oh2 ). for this purpose, in may and october and january 2010 enough some haloxylon sp. of the ammary area was prepared. crude protein and ash percentage are decrease, neutral detergent fiber percentage with pragress stage ...
Context The winter feed gap is a common problem for livestock grazing systems worldwide, and changes to climate have made these deficits more unpredictable extreme. Dual-purpose crops are an important tool in many southern Australian mixed crop–livestock help fill the gap. Providing reliable over can remove constraints allow earlier lambing autumn with potential whole-farm system benefits. Aims...
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