搜索结果: 1-5 共查到“家畜繁殖学 parity”相关记录5条 . 查询时间(0.046 秒)
Genetic correlations between first parity and accumulated second to last parity reproduction traits as selection aids to improve sow lifetime productivity
Breeding Swine Genetic Parameters Reproduction Traits Subsequent Reproductive Performance
2017/3/9
The objective of this research was to estimate genetic correlations between number of piglets born alive in the first parity (NBA1), litter birth weight in the first parity (LTBW1), number of piglets ...
Genetic parameters for female fertility and milk production traits in first-parity Czech Holstein cows
dairy cattle reproduction production
2015/6/23
The aim of this study was to estimate genetic parameters for female fertility and production
traits in first-parity Czech Holstein cows and to quantify the effect of using this information on the ac...
Prolificacy and Its Relationship with Age, Body Weight, Parity, Previous Litter Size and Body Linear Type Traits in Meat-type Goats
Goat, Black Bengal Prolificacy Linear Type Traits Litter Size Pregnancy
2016/5/16
Data on age and body weight at breeding, parity, previous litter size, days open and some descriptive body linear traits from 389 meat-type, prolific Black Bengal goats in Tripura State of India, were...
Influence of Rabbit Sire Genetic Origin, Season of Birth and Parity Order on Doe and Litter Performance in an Organic Production System
Rabbit Organic Production System Reproduction Genetic Origin
2016/5/11
The aim of this study was to compare both the performance of litters derived from two sire genetic origins (SGO), Vienna Blue (VB) and Burgundy Fawn (BF), along successive seasons of birth (SB; winter...
Effect of Season, Parity and Lactation on Reproductive Performance of Sows in a Tropical Humid Climate
Reproductive Performance Sow Parity Tropical Climate
2016/4/21
The aim of this study was to analyze post-weaning reproductive performance of Large White sows in relation to season, parity and their lactation performance under tropical conditions in Guadeloupe (Fr...