نتایج جستجو برای: conception rate and reproductive disorders dystocia
تعداد نتایج: 16934078 فیلتر نتایج به سال:
پژوهش حاضر به بررسی تحلیل استنادی 103 پایان نامه دکتری روانشناسی عمومی دانشگاه های علامه طباطبایی و تربیت مدرس می پردازد. هدف پژوهش حاضر تحلیل تطبیقی استنادهای پایان نامه های دکتری روانشناسی عمومی دانشگاه-های علامه طباطبایی و تربیت مدرس می باشد. روش پژوهش حاضر از نوع توصیفی- تحلیلی است و جامع? مورد مطالعه شامل تمامی منابع مندرج در فهرست منابع و مآخذ پایان نامه های دکتری روانشناسی عمومی دانشگاه ...
The objective of this study was to evaluate the relationships between several health disorders: milk fever (MF; hypocalcaemia and parturient paresis), retained placenta (RP; retained foetal membranes), metritis (ME; endometritis and pyometra), ovarian cysts (OC; follicular and luteal cysts), clinical mastitis (CM), and lameness (LS; foot and leg problems) as affecting the reproductive performan...
Up to 10% of all pregnancies in the US are complicated by diabetes. Among them, 0.2 0.5 % individuals had type 1 diabetes (T1DM). Preterm birth, preeclampsia, macrosomia, shoulder dystocia, intrauterine fetal death, growth restriction, cardiac and renal abnormalities, as well uncommon neural disorders including sacral agenesis, heightened risks for affected T1DM. It has been demonstrated that p...
the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...
in the previous studies, the rate of primary infertility was reported differently. it seems the main reasons are related to the different methods of data collection and information analysis. therefore, introducing a precise method to determine the infertile couples and the population exposed to the risk of infertility is an important issue to study primary infertility.the proposed methodology f...
Th e aim of this study was to establish the prevalence of repeat breeder syndrome (RBS) in diff erent breeds and reproductive ages of cattle in central Croatia and to assess the eff ectiveness of hormone therapy as a treatment option. A total of 1088 dairy cows were observed, 218 heifers and 870 multiparous cows. Aft er the third unsuccessful artifi cial insemination (n = 164) and a thorough cl...
Reproductive behavior is a complex related to system of actions and attitudes taken by man woman regarding the process conception, bearing giving birth children, including planning practices, as well methods control. Currently, there downward trend in rate, with percentage infertile couples being increased, despite development reproductive medicine demographic policy. National programs are aime...
Due primarily to a lack of phenotypic data, little research has been undertaken on the genetics of reproductive performance in beef cattle. The objective of this study was to quantify, using data from the Irish national cattle herd, the contribution of additive genetics to phenotypic differences in reproductive performance in beef cattle and to investigate whether routinely available early pred...
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