Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Lauren L. Christian"'
Publikováno v:
Journal of Animal Sciences and Livestock Production.
Title: Use of different types and amounts of dietary fats to redesign pork. Background: Using high energy fat-supplemented diets in pork production can offer several economic advantages to producers when fat sources are cost effectively priced. Becau
Publikováno v:
Animal Blood Groups and Biochemical Genetics. 14:251-255
Summary Lymphocytes from 90 mature pigs and 548 growing pigs from 6.5 litters were screened with cytotoxic antibodies against swine lymphocyte antigens. Pigs included in the survey were from the Chester White, Duroc, Hampshire, Landrace and Yorkshire
Autor:
John W. Mabry, Rodger K. Johnson, Michael D. Tokach, J. P. Cassady, R. N. Goodwin, O. W. Robison, Lauren L. Christian, R.K. Miller
Publikováno v:
Journal of Animal Science. 82:3482-3485
The objective of this study was to compare growth and carcass traits of 1,252 progeny of six commercially available dam lines included in the National Pork Producers Council Maternal Line Evaluation Project. Lines compared included one maternal line
Autor:
Thomas J. Baas, Rodger K. Johnson, K. Clark, Michael D. Tokach, R. N. Goodwin, P.J. Berger, John W. Mabry, Steven C. Henry, O. W. Robison, Lauren L. Christian
Publikováno v:
Journal of Animal Science. 81:2409-2418
The purpose of this article is to describe a program for evaluation of seedstock populations in the swine industry. Differences among seedstock populations for economically important traits must be identified in order for pork producers to efficientl
Publikováno v:
Journal of Animal Breeding and Genetics. 115:199-209
Summary Reproductive genetic parameter estimates from American Landrace sows were evaluated when two different methods of accounting for various environmental effects (parity, number after transfer, etc.) were used to pre-adjust data prior to analyse
Publikováno v:
Journal of Animal Breeding and Genetics. 115:191-198
Summary Reproductive data was collected on 61 porcine stress syndrome (PSS) normal (NN), 140 PSS carrier (Nn), and 132 PSS positive (nn) composite line females farrowing 145, 358, and 362 litters, respectively. Data were adjusted for parity, number a
Publikováno v:
Journal of Animal Science. 70:3066-3070
Forty-eight pigs of three known stress classifications were injected daily with porcine somatotropin (pST; 4 mg/d) or placebo. The effects of pST and stress classification on the sensory, physical and chemical characteristics of loin chops were obser
Publikováno v:
Journal of Animal Science. 70:99-105
Twelve different mating types among the Hampshire and Landrace breeds were used to determine direct, maternal, heterosis, and recombination effects for performance and carcass traits. Mating types used were two purebred, two F1, two F2, two F3, and f
Publikováno v:
Journal of Animal Science. 70:89-98
Hampshire and Landrace sows and crossbreds of the two breeds were used to determine heterosis and recombination effects for milk production, milk composition, and litter traits at birth and d 21. Twelve mating types were represented in this study: tw
Publikováno v:
Journal of Animal Breeding and Genetics. 108:139-146