Beef Cows
The effects of restricted suckling and prepartum nutritional level on reproductive performance of primiparous crossbred beef cows : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University
... The objective of this experiment was to study the effect of suckling restriction by fitting nose plates to calves on the reproductive performance of first calving crossbred beef cows man[r] ...
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The periovulatory endocrine milieu affects the uterine redox environment in beef cows
... The redox environment is a reflection of the state of different redox couples (oxidized/reduced molecules) that are in balance between the products of the reduc- tion potential and reducing capacity where these couples ...
10
Udder health in beef cows and its association with calf growth
... investigated beef cows. A somewhat higher proportion of cows was affected by subclinical mastitis than by IMI, but the proportions of affected cows varied markedly between ...of beef ...
8
The effects of restricted suckling and prepartum nutritional level on reproductive performance of primiparous crossbred beef cows : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University
... The objective of this experiment was to study the effect of suckling restriction by fitting nose plates to calves on the reproductive performance of first calving crossbred beef cows man[r] ...
15
Impact of hormonal modulation at proestrus on ovarian responses and uterine gene expression of suckled anestrous beef cows
... suckled beef cows [1, 5, 29, ...eCG-treated cows presented greater final follicular growth, follicular diameter at TAI, ovulation rate and plasma P4 concentration on subsequent diestrus [5, 26, 29, ...
14
Cool-season annual pastures with clovers to supplement wintering beef cows nursing calves
... 87 beef cows with nursing calves (594 ± ...among cows between February and ...WRG. Cows grazing winter-annual pastures containing clovers tended to wean more calf body weight per cow exposed ...
6
Influence of early weaning beef cows on the performance of male progeny and the need for winter protein supplementation
... cies in the Kansas Flint Hills region; forage quality of the pastures was described by [14]. Two winter supplemen- tation levels were randomly assigned to the feeding groups. The four treatments utilizing a common ...
8
AGREEMENT AMONG BACTERIOLOGICAL FINDINGS, VAGINAL DISCHARGES, AND ENDOMETRIAL CYTOLOGY FOR ENDOMETRITIS DETECTION IN POSTPARTUM BEEF COWS.
... 82 beef cows, aged 3 years to 7 years and at 20–30 days post-calving, were enrolled in this ...the cows were checked by transrectal palpation, ultrasound, and vaginal secretions ...82 beef ...
8
Foraging behaviour and occupation pattern of beef cows on a heterogeneous pasture in the Swiss Alps
... ABSTRACT: In the Alps, many summer pastures are under-used due to the decreasing number of livestock. Optimizing the grazing management of heterogeneous pastures implies a better understanding of foraging habits of ...
12
Influence of organic versus inorganic dietary selenium supplementation on the concentration of selenium in colostrum, milk and blood of beef cows
... studies. Beef cat- tle have been studied to a lesser extent than dairy cattle although beef calves are generally more dependent on the dams' milk than calves from dairy farms, which often receive milk ...
6
Global endometrial transcriptomic profiling: transient immune activation precedes tissue proliferation and repair in healthy beef cows
... Five candidate genes involved in this temporal tran- scriptomic change ( SAA1/2, IGF1, GATA2 , SERPINA14 and SHC2 ), were found to be significantly differentially expressed 30 DPP. The elevation of SAA1/2 expression 30 ...
13
Separation Behavior for Parturition of Red Angus Beef Cows
... of cows 24 h after parturition and found that cows vary in their level of vigilance towards their ...that cows with- out a facial hair whorl are 20% more likely to lose their calf compared to ...
8
Evidence of endometrial amino acid metabolism and transport modulation by peri-ovulatory endocrine profiles driving uterine receptivity
... A profitable beef cattle production system requires high reproductive efficiency. Acceptable female fertility rates depend on an in-depth understanding of endocrine, cel- lular and molecular mechanisms regulating ...
14
Effect of Changes in Body Weight, Body Condition and Back Fat During Last Month of Pregnancy on the Reproductive Efficiency of Bos indicus Cows in the Tropics of Costa Rica
... that cows should be managed to calve during moderate BCS and to maintain body weight (BW) after parturition to decrease the inter- val to first ...when beef cows are in thin to moderate body condi- ...
7
Statistical interaction modeling of bovine herd behaviors
... of beef cows tracked in open fields over several days at a time are utilized to learn a model that focuses on the interactions within the herd as well as its overall ...
10
Drylot Wintering of Range Cows-Adaptation to the Ranching Operation.
... This study was designed to de- termine whether pregnant beef cows could be wintered success- fully on limited all-concentrate rations and whether they could readj[r] ...
6
Postpartum anoestrum in the pasture grazed New Zealand dairy cow : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy, Department of Veterinary Clinical Sciences, Massey University
... Anovulatory cows that had a milk P 4 concentration >2 ng/ml or which were detected as having ovulated by ultrasound (a large follicle was not detectable on consecutive daily examinations) were removed from the ...
247
Modelling the effect of diet composition on enteric methane emissions across sheep, beef cattle and dairy cows
... entered the metabolism stalls, they were, on average, 110 ± 12 (mean ± SD, Period 1), 270 ± 12 (Period 2), 450 ± 14 (Period 3) and 560 ± 12 (Period 4) days in milk. During energy metabolism measurements the live weight ...
16
KUPILU – VARIOUS SHODHANA PROCEDURES WITH HPLC ANALYSIS
... were cows milk, cows dung, cows urine, cows ghee and ...the cows milk shodhita sample followed by cows urine +cows milk +cows ghee sample showing remarkable ...
5
CAP 2000 - situation and outlook - beef sector. Commission Working Paper. SEC (97) 819 final, 16 May 1997
... Of the 1.9 million cattle holdings at EU-12level, 47% specialised in beef For the EU-12 the average number of other ie mainly suckler cows per holding amounted to 14 compared to 21 dairy[r] ...
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