Báo cáo sinh học: " Prediction of selection response for Poisson distributed traits" potx

... with an example of sire selection based on progeny test performance. discrete variable / Poisson distribution / prediction / selection response / asymmetry of response Résumé ... 1993) Summary - This paper presents a formula to predict expected response to one generation of truncation selection for a Poisson distributed trait under po...

Ngày tải lên: 14/08/2014, 19:22

... (1975) The effect of different selection intensities on selection response in egg-laying of Tribolium castanuem. Genet Res 36, 117-131 Smith C (1969) Optimum selection procedures ... well as on predictions of response to selection. Of all the variables an animal breeder can manipulate, population size is the one that has the widest range...

Ngày tải lên: 14/08/2014, 20:20

... information regarding breeding techniques and advances is lacking. No concentrated effort in selection to improve the efficiency of production (in terms of the number of ... personal communication). Our F2 performance data can therefore be treated as providing estimates of purebred parameters. There were 144 pairs of breeders. Each pair of...

Ngày tải lên: 14/08/2014, 20:20

... breeding values distributed about true family means, say pF of phenotypes and AF of breeding values (A F is the mean breeding value of the parents, or of the sire for a half-sib ... by Dempfle (1975) for selection within families. For both SDM and SWF, the regression of breeding value on selection criterion, termed ’heritability of...

Ngày tải lên: 09/08/2014, 18:22

... added to the denominator. The response to selection can be written as: Original article Prediction of the response to a selection for canalisation of a continuous trait in animal ... simpler selection criterion, as follows.

Ngày tải lên: 09/08/2014, 18:21

... matrix:

Ngày tải lên: 09/08/2014, 18:22

... of laying duck in Taiwan. A selection for the four traits of egg weight and body weight at 40 weeks of age (EW40 and BW40), number of eggs laid up to 52 weeks of ... predicted genetic response per generation of + 0.935 eggs for the number of eggs laid up to 52 weeks of age. It is the only trait for which the genetic re...

Ngày tải lên: 09/08/2014, 18:22

... sequences of rRNA. In the case of the negative dataset consisting of only miRNA genes, the prediction performance was decreased. One of the reasons for th is low performance might be the length of miRNA ... standard for evaluating p romoter prediction software , and ide ntified four highly performing software programs; although each of these programs works on different pri...

Ngày tải lên: 12/08/2014, 17:20

... deviation. Open Access Available online http://ccforum.com/content/11/6/R121 Page 1 of 7 (page number not for citation purposes) Vol 11 No 6 Research Prediction of volume response under open-chest conditions ... al. Page 4 of 7 (page number not for citation purposes) of major clinical interest since the vast majority of anesthesiol- ogists still use filling pressures as a st...

Ngày tải lên: 13/08/2014, 10:20

... Vereijken ALJ, Veerkamp RF: Effects of the number of markers per haplotype and clustering of haplotypes on the accuracy of QTL mapping and prediction of genomic breeding values. Genet Sel ... 1.026 Regression 1 of true on estimated breeding values for QTL-EBV, polygenic EBV and total EBV for genotyped males and ungenotyped females for different values of heritability...

Ngày tải lên: 14/08/2014, 13:21