Pierre-Yves Mulon,André Desrochers
Pierre-Yves Mulon
Long bone fractures are relatively common in cattle, whether they result from a self-inflicted trauma or from external actors (herd mate or farm machinery). Various advanced orthopedic techniques have been described to stabilize and treat f...
Johann Kofler,Urs Geissbühler,Adrian Steiner
Johann Kofler
Although a radiographic unit is not standard equipment for bovine practitioners in hospital or field situations, ultrasound machines with 7.5-MHz linear transducers have been used in bovine reproduction for many years, and are eminently sui...
Guy St Jean,David E Anderson
Guy St Jean
Bovine fractures are common and each bovine patient is unique, presents innumerable challenges, and requires careful judgment. In cattle the fracture repair usually should be of acceptable quality to not cause a decrease in milk or meat pro...
David J Patterson,Michael F Smith
David J Patterson
Incorporating reproductive management of beef heifers into a veterinary practice [0.03%]
母牛繁殖管理在兽医实践中的应用
Scott E Poock,Craig A Payne
Scott E Poock
Veterinarians play an important role in reproductive management of dairy herds across the United States; however, in many cases, their involvement in reproductive management of beef herds has been limited. The reasons for this vary; however...
Management strategies for adding value to replacement beef heifers: a working model [0.03%]
beef他ifer增值管理策略：一个工作模型
David J Patterson,D Scott Brown,W Justin Sexten et al.
David J Patterson et al.
This article provides an overview of the Missouri Show-Me-Select Replacement Heifer Program, and is included to provide an example of a working model for the collective considerations that relate to beef heifer development presented in this...
Harlan Hughes
Harlan Hughes
This article lays out the recommended procedure for determining the economic cost of developing a proposed set of replacement heifers. In particular, a 6-step process that calculates the economic cost of developing a raised pregnant replace...
Sandy K Johnson,Richard N Funston
Sandy K Johnson
Rebreeding performance of the first-calf heifer has major economic consequences for cow-calf producers. Management systems that allow heifers to cost-effectively achieve a body condition score of 5 to 6 at calving and maintain this through ...
Application of sex-selected semen in heifer development and breeding programs [0.03%]
性别控制精液在家畜培育和育种中的应用研究进展
George E Seidel Jr
George E Seidel Jr
The only practicable method for sexing mammalian sperm is by measuring DNA content with a flow cytometer/cell sorter. Although many other methods have been tried and patented, they either are inaccurate, damage sperm severely, or otherwise ...
David J Patterson,Jordan M Thomas,Neal T Martin et al.
David J Patterson et al.
Expanded use of artificial insemination (AI) and/or adoption of emerging reproductive technologies for beef heifers and cows require precise methods of estrous-cycle control. New protocols for inducing and synchronizing a fertile estrus in ...