- Bid to reduce stress in piglets checks growth. Buss, Jessica // Farmers Weekly;4/19/2002, Vol. 136 Issue 16, p46
Reveals that leaving piglets in the farrowing house after weaning in an attempt to reduce stress results in lower feed intakes and a growth check. Reason for negative result of leaving piglets in the farrowing house after weaning; Consequence of early socialization of piglets with other litters.
- Optimizing Reproductive Efficiency. See, M. Todd // National Hog Farmer;4/15/2005, Vol. 50 Issue 4, p12
Focuses on the measures in optimizing reproductive efficiency for pork production in the U.S. Requirements in maintaining optimal reproduction and throughput of pigs; Need to focus on sow feeding programs when reducing non-productive days; Importance of achieving maximum feed intake during...
- Microeconomics of Technical Change: What's a Better Animal Worth? // American Journal of Agricultural Economics;May78, Vol. 60 Issue 2, p236
Reports on the interdisciplinary effort by economists and animal breeders to develop measures that animal breeders can use to guide future work in livestock improvement. Method for selecting breeds and traits for breed improvement programs; Linear programming model for measuring economic value;...
- Good heavens, how pigs have changed! // Countryside & Small Stock Journal;Jul/Aug95, Vol. 79 Issue 4, p45
Reports on the selection indexes in swine breeding. Changes in swine characteristics according to demand.
- Age, Parity Impact Breeding Traits. Belstra, Brad; See, Todd // National Hog Farmer;4/15/2004, Vol. 49 Issue 4, p12
Highlights the differences in reproductive physiology and performance between gilts, first-parity sows and second-parity or greater sows in an attempt to identify areas where parity-specific management might help increase reproductive efficiency. Age versus parity; Wean-to-estrus interval;...
- Commercial-driven evaluation Selecting pigs for improved performance. Fix, Justin; Schinckel, Allan // National Hog Farmer;4/15/2011 Gene Link, Vol. 6, p8
The article focuses on the pyramid breeding structure, which has been common and significant to swine producing countries including the U.S. It claims that the primary concerns of the industry have revolved around the genetic lag or the time it takes for the nucleus level genetic improvement to...
- Producing Repeatable, Efficient Growth. Hollis, William L. // National Hog Farmer;4/15/2005, Vol. 50 Issue 4, p21
Provides information on producing repeatable, efficient growth of pigs. Strategies adopted by pork producers for a quality pork production; Benefits of increased lactation length for the overall production of the entire system; Requirements for growing pig facilities.
- Solutions To Control Variation. Deen, John // National Hog Farmer;4/15/2005, Vol. 50 Issue 4, p30
Provides solutions in controlling variation in pig production in the U.S. Documentation of common failures in swine raising; Factors that affects the physical aspects of pigs; Causes of variations in swine reproduction.
- Different genomic relationship matrices for single-step analysis using phenotypic, pedigree and genomic information. Forni, Selma; Aguilar, Ignacio; Misztal, Ignacy // Genetics Selection Evolution;Jan2011, Vol. 43 Issue 1, p1
Background: The incorporation of genomic coefficients into the numerator relationship matrix allows estimation of breeding values using all phenotypic, pedigree and genomic information simultaneously. In such a single-step procedure, genomic and pedigree-based relationships have to be...