نتایج جستجو برای: beef

تعداد نتایج: 18362  

2013
John B. Hall Nancy M. Cummings Benton Glaze

Gender selected or sexed semen has been commercially available to the dairy industry for almost a decade. However, sexed semen from beef bulls became commercially available only recently. The availability of sexed semen from beef bulls along with concerns about success of the technology at the ranch level has limited the use of sexed semen in purebred and commercial beef operations. Recent chan...

2017

 Salmonella spp. can be highly infectious and cause incapacitating but not usually life threatening illness. Sequelae can occur but are rare.  There is strong evidence that Salmonella spp. has caused foodborne illness associated with beef and beef products.  The method of producing fresh raw (chilled and/or frozen) beef introduces contamination into the food and does not contain a pathogen e...

Journal: :Applied and environmental microbiology 1988
G Berg G Sullivan

This study demonstrates that elution of enteroviruses from a mixture of primary- and activated-sludge solids with beef extract at pH 9.2 +/- 0.2 may be less efficient than elution with beef extract at pH 7.2 +/- 0.2 and that elution of enteroviruses from extended-aeration-sludge solids with beef extract is at best no more efficient at pH 9.2 +/- 0.2 than at pH 7.2 +/- 0.2. Thus, the common prac...

2006
Gary C. Smith

“In truth, it is the value of our product to our consumers that determines what beef is worth— and our profitability. The National Beef Quality Audit provides valuable information to industry stakeholders regarding the monetary consequences of not truly delivering the quality and value to our consumers” (Terry Stokes, NCBA). “The forces shaping the beef industry in the 21 century (Daryl Tatum, ...

Journal: :Applied and environmental microbiology 2009
S Reinstein J T Fox X Shi M J Alam D G Renter T G Nagaraja

We determined the prevalence of Escherichia coli O157:H7 in organically and naturally raised beef cattle at slaughter and compared antibiotic susceptibility profiles of the isolates to those of isolates from conventionally raised beef cattle. The prevalences of E. coli O157:H7 were 14.8 and 14.2% for organically and naturally raised cattle, respectively. No major difference in antibiotic suscep...

سیدحسن لامع, , فرخ اکبری ‌نخجوانی, , شعله درویشی, , فرخ درویش, ,

The effects of growth of two strains of lactic acid bacteria on microbial flora of ground beef after packaging in air permeable packs were studied under workshop conditions. The strains isolated from dairy products were added to ground beef at a density of 104 CFU/g after identification and antibiosis test against indicator bacteria (Escherichia coli and Staphylococcus aureus). The two strains ...

2005
Daniel M. Schaefer

Beef derived from Holstein steers is a significant source of the U.S. beef supply. The nation’s 9.1 million dairy cows in 2003 were 22% of the U.S. cow herd (NASS, 2005). Given the typical breed distribution of dairy cows, calving interval, full-term pregnancy rate, peri-natal calf death loss (NAHMS, 2002), gender distribution, dairy beef placement (80%) and survival to market (94%), it can be ...

2016
R.E. Oman R.N. Streeter E.J. Reppert C.Z. Chako

BACKGROUND Little is known about the occurrence rate, underlying etiology or treatment of left displacement of the abomasum in beef calves. OBJECTIVE Describe the clinical presentation, diagnosis and treatment of left displacement of the abomasum in 4 beef calves. ANIMALS Four client-owned beef breed calves with left displaced abomasum (LDA). METHODS Retrospective case series. Hospital me...

1998
Ted C. Schroeder James Mintert Gary W. Brester

Gary W. Brester Associate Professor Dramatic changes in productivity, product developments, and meat product promotion have influenced consumer demand for meat. Although the beef industry has experienced increases in production efficiency, primary competing sectors (i.e., pork and poultry) have experienced even larger productivity gains. In addition, the pork sector appears well positioned for ...

Journal: :Journal of food science 2009
B Min D U Ahn

The fractions of meat homogenates were analyzed to find the factors that determine the susceptibility of raw chicken breast and beef loin to lipid oxidation. The fractions used in this study were meat homogenate, precipitate, and supernatant of homogenate after centrifugation, and high and low molecular weight fractions from the supernatant. Chicken breast showed greater oxidative stability tha...

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