Výsledky vyhledávání - "Rossi, Johnny"

Dissertation/ Thesis

Effects of dietary crude protein and energy concentration on performance, carcass characteristics, and carcass chemical composition in Feedlot Cattle fed to achieve step-wise increases in rate of gain

Autor: Rossi, Johnny E.

Externí odkaz: http://rave.ohiolink.edu/etdc/view?acc_num=osu1488202678773968

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Improving reproductive efficiency through the use of reproductive tract scoring in a group of beef replacement heifers

Autor: Pence, Mel, Ensley, Doug, Berghaus, Roy, Rossi, Johnny, Wilson, Tim, Cannon, Patsie T.

This study investigated the potential improvement in reproductive efficiency through reproductive tract scoring (RTS) of heifers 30-60 days prior to breeding. Between 2000 and 2004, the RTS of 1986 heifers (mean age of 395 days) were determined in tw

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ca6fbacd13affe0757a6480ce445c433

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Economic Value of Beef Heifer Reproductive Tract Scoring

Autor: Pence, Mel, Baker, Jerry, Wilson, Tim, Rossi, Johnny, Vann, Rhonda

Reproductive tract scoring (RTS) is a method of estimating the pubertal status of a heifer and the genetic ability of a heifer to breed early in the breeding season and conceive at an acceptable rate.2 RTS is determined by rectal palpation of the ute

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::29ebfb8cea1ceb6d06cdb42701e55049

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