大白和长白猪大样本群体的繁殖性状遗传参数估计及影响因素分析

表 1 大白和长白品种各繁殖性状记录窝数 Table 1 Recording litter number of reproductive traits in Large White and Landrace pigs

表 2 大白和长白品种繁殖性状分娩胎次因素的方差分析(F值和P值) Table 2 Variance analysis of parity factor in reproductive traits of Large White and Landrace pigs(F value and P value)

表 3 不同分娩胎次大白母猪繁殖性状最小二乘均值(LSM) Table 3 Least square mean (LSM) of reproductive traits of Large White pig for different parities

分娩胎次Parity	1	2	3	4	5	6	7
总仔数Total number of litters	0±0.663^c	0.197±0.663^b	0.799±0.664^a	0.698±0.665^a	0.774±0.666^a	0.353±0.668^b	-0.679±0.671^d
活仔数Number of born alive	0±0.642^d	0.356±0.642^c	0.852±0.642^a	0.652±0.643^b	0.516±0.644^b	0.040±0.646^d	-0.742±0.649^e
健仔数Number of healthy birth	0±0.556^d	0.504±0.556^c	0.803±0.556^a	0.601±0.557^b	0.445±0.558^c	0.075±0.560^d	-0.503±0.562^e
弱仔数Number of weak litters	0±0.299^b	-0.121±0.299^c	0.077±0.299^a	0.056±0.299^a	0.072±0.300^a	-0.006±0.301^b	-0.276±0.302^d
畸形数Number of malformations	0±0.127^a	-0.028±0.127^c	-0.032±0.128^c	-0.022±0.128^bc	-0.002±0.128^ab	-0.013±0.128^abc	0.022±0.129^a
死胎数Number of stillbirths	0±0.328^d	-0.100±0.328^e	-0.030±0.328^d	0.057±0.329^c	0.276±0.329^b	0.390±0.330^a	0.119±0.332^c
木乃伊数Number of mummies	0±0.177^a	-0.120±0.177^c	-0.099±0.177^c	-0.058±0.178^b	-0.031±0.178^ab	-0.078±0.179^bc	-0.006±0.179^ab
出生窝重Weight of the litter	0±0.876^d	1.447±0.876^b	1.963±0.876^a	1.850±0.878^a	1.350±0.879^b	0.735±0.882^c	0.072±0.887^d
各分娩胎次的LSM值以第一胎的LSM值为基准，表中胎次“7”指的是7胎以上(含7胎)，表 4同。同行数据肩标不同字母表示差异显著(P < 0.05)；肩标相同字母表示差异不显著(P>0.05)，下同 The LSM value of each parity is based on the LSM value of the first parity. The “7” in the table refers to more than 7th parity (including 7th parity), the same as table 4. The different letters superscripts in the same line show significant difference (P < 0.05); the same letter superscripts in the same line show no significant difference (P>0.05), the same as below

表 3 不同分娩胎次大白母猪繁殖性状最小二乘均值(LSM) Table 3 Least square mean (LSM) of reproductive traits of Large White pig for different parities

表 4 不同分娩胎次长白母猪繁殖性状最小二乘均值(LSM) Table 4 Least square mean (LSM) of reproductive traits of Landrace pig for different parities

分娩胎次Parity	1	2	3	4	5	6	7
总仔数Total number of litters	0±0.195^b	-0.761±0.198^c	0.017±0.205^b	0.320±0.215^a	0.211±0.232^ab	-0.181±0.257^b	-0.165±0.360^bc
活仔数Number of born alive	0±1.102^b	-0.351±1.103^c	0.341±1.101^a	0.423±1.106^a	0.288±1.109^ab	-0.044±1.114^bc	-0.213±1.142^bc
健仔数Number of healthy birth	0±0.175^b	0.013±0.177^b	0.526±0.184^a	0.492±0.193^a	0.353±0.208^a	-0.024±0.231^b	-0.045±0.324^b
弱仔数Number of weak litters	0±0.061^a	-0.236±0.062^b	-0.171±0.064^b	-0.022±0.067^a	-0.026±0.072^a	-0.003±0.08^a	-0.048±0.112^ab
畸形数Number of malformations	0±0.059^a	-0.150±0.06^c	-0.062±0.062^ab	-0.085±0.065^bc	-0.066±0.07^abc	-0.031±0.077^ab	-0.099±0.108^bc
死胎数Number of stillbirths	0±0.082^a	-0.236±0.083^b	-0.164±0.086^b	0.054±0.09^a	0.020±0.098^a	0.054±0.108^a	0.206±0.151^a
木乃伊数Number of mummies	0±0.057^a	-0.170±0.058^b	-0.206±0.06^b	-0.224±0.063^b	-0.166±0.068^b	-0.182±0.075^b	-0.208±0.105^b
出生窝重Weight of the litter	0±0.256^d	1.310±0.259^bc	2.298±0.269^a	2.040±0.282^a	1.463±0.305^b	0.856±0.337^cd	0.397±0.472^d

表 4 不同分娩胎次长白母猪繁殖性状最小二乘均值(LSM) Table 4 Least square mean (LSM) of reproductive traits of Landrace pig for different parities

表 5 大白和长白品种繁殖性状出生胎次因素的方差分析(F值和P值) Table 5 Variance analysis of birth parity factor in reproductive traits of Large White and Landrace pigs(F value and P value)

表 6 不同出生胎次大白母猪繁殖性状最小二乘均值(LSM) Table 6 Least square mean (LSM) of reproductive traits of Large White pig with different birth parities

出生胎次Birth parity	1	2	3	4	5	6	7
总仔数Total number of litters	0±0.663^bc	0.031±0.664^b	-0.076±0.664^c	-0.115±0.665^c	0.110±0.665^ab	0.190±0.665^a	0.028±0.672^bc
活仔数Number of born alive	0±0.642^a	0.038±0.642^a	-0.027±0.642^a	-0.055±0.643^a	0.037±0.643^a	-0.002±0.644^a	-0.296±0.650^b
健仔数Number of healthy birth	0±0.556^a	0.010±0.556^a	-0.033±0.556^a	-0.032±0.557^a	0.012±0.557^a	0.048±0.557^a	-0.118±0.563^a
弱仔数Number of weak litters	0±0.299^ab	0.012±0.299^ab	-0.019±0.299^b	-0.014±0.299^ab	0.037±0.299^a	-0.010±0.300^ab	-0.125±0.302^c
畸形数Number of malformations	0±0.127^b	0.008±0.127^ab	0.020±0.128^a	0.000±0.128^bc	-0.011±0.128^bc	-0.049±0.128^d	-0.044±0.129^cd
死胎数Number of stillbirths	0±0.328^c	-0.009±0.328^cd	-0.053±0.328^d	-0.073±0.328^d	0.040±0.329^c	0.164±0.329^b	0.297±0.332^a
木乃伊数Number of mummies	0±0.177^b	0.009±0.177^b	0.011±0.177^b	0.003±0.178^b	0.037±0.178^a	0.050±0.178^a	0.084±0.180^a
出生窝重Weight of the litter	0±0.876^a	-0.138±0.876^b	-0.022±0.876^ab	-0.007±0.877^ab	-0.128±0.878^ab	-0.404±0.879^c	-0.790±0.887^d
各出生胎次的LSM值以第一胎的LSM值为基准，表中胎次“7”指的是7胎以上(含7胎)，表 7同 The LSM value of each birth parity is based on the LSM value of the first birth parity. The “7” in the table refers to more than 7th birth parity(including 7th birth parity), the same as table 7

表 6 不同出生胎次大白母猪繁殖性状最小二乘均值(LSM) Table 6 Least square mean (LSM) of reproductive traits of Large White pig with different birth parities

表 7 不同出生胎次长白母猪繁殖性状最小二乘均值(LSM) Table 7 Least square mean (LSM) of reproductive traits of Landrace pig with different birth parities

出生胎次Birth parity	1	2	3	4	5	6	7
总仔数Total number of litters	0±0.152^a	-0.076±0.155^a	-0.066±0.159^a	-0.114±0.166^a	0.113±0.174^a	-0.041±0.287^a	-0.359±0.932^a
活仔数Number of born alive	0±1.096^a	-0.068±1.096^a	-0.089±1.094^a	-0.065±1.097^a	0.176±1.099^a	0.073±1.122^a	-0.279±1.420^a
健仔数Number of healthy birth	0±0.137^a	-0.093±0.139^a	-0.098±0.143^a	-0.094±0.149^a	0.166±0.157^a	-0.107±0.257^a	0.395±0.832^a
弱仔数Number of weak litters	0±0.047^a	0.008±0.048^a	-0.043±0.050^a	-0.030±0.052^a	-0.036±0.054^a	0.067±0.089^a	-0.310±0.290^a
畸形数Number of malformations	0±0.046^a	0.006±0.047^a	0.050±0.048^a	0.059±0.050^a	0.010±0.0530^a	0.057±0.086^a	-0.411±0.280^a
死胎数Number of stillbirths	0±0.064^a	0.050±0.065^a	0.021±0.067^a	-0.027±0.070^a	-0.003±0.073^a	-0.061±0.120^a	-0.250±0.391^a
木乃伊数Number of mummies	0±0.044^a	-0.048±0.045^a	0.029±0.047^a	-0.064±0.048^a	-0.004±0.051^a	-0.035±0.084^a	0.046±0.272^a
出生窝重Weight of the litter	0±0.200^b	-0.240±0.203^bc	-0.289±0.210^c	-0.102±0.217^bc	0.477±0.230^a	-0.251±0.377^bc	0.210±1.217^abc

表 7 不同出生胎次长白母猪繁殖性状最小二乘均值(LSM) Table 7 Least square mean (LSM) of reproductive traits of Landrace pig with different birth parities

表 8 大白和长白猪种繁殖性状情期因素的方差分析(F值和P值) Table 8 Variance analysis of estrus factor in reproductive traits of Large White and Landrace pigs(F value and P value)

表 9 不同情期大白母猪繁殖性状最小二乘均值(LSM) Table 9 Least square mean (LSM) of reproductive traits of Large White pig for different estrus

表 10 不同情期长白母猪繁殖性状最小二乘均值(LSM) Table 10 Least square mean (LSM) of reproductive traits of Landrace pig for different estrus

表 11 大白和长白猪种繁殖性状的遗传力估计 Table 11 Estimation of heritability of reproductive traits in Large White and Landrace pigs

表 12 大白品种繁殖性状的遗传相关和表型相关 Table 12 Genetic correlation and phenotypic correlation among reproductive traits in Large White pig

大白 Large White	总仔数 Totalnumberof litters	活仔数 Numberof bornalive	健仔数 Numberof healthy birth	弱仔数 Numberof weaklitters	畸形数 Numberof malfor-mations	死胎数 Number ofstillbirths	木乃伊数 Numberofmummies	出生窝重 Weightof thelitter
总仔数 Total number of litters		0.896^** (0.009)	0.765^** (0.019)	0.520^** (0.031)	-0.042 (0.058)	0.482^** (0.037)	0.488^** (0.058)	0.450^** (0.028)
活仔数 Number of born alive	0.853^** (0.002)		0.879^** (0.011)	0.470^** (0.035)	0.138^* (0.060)	0.024 (0.048)	0.174^** (0.069)	0.614^** (0.023)
健仔数 Number of healthy birth	0.717^** (0.003)	0.869^** (0.001)		0.015 (0.045)	0.113 (0.060)	-0.042 (0.048)	0.157^* (0.069)	0.738^** (0.018)
弱仔数 Number of weak litters	0.445^** (0.004)	0.446^** (0.004)	0.006 (0.005)		-0.156^** (0.059)	0.199^** (0.045)	0.086 (0.064)	-0.102^** (0.039)
畸形数 Number of malformations	0.116^** (0.005)	0.132^** (0.005)	-0.048^** (0.005)	-0.015^** (0.005)		-0.475^** (0.060)	-0.196^** (0.082)	0.366^** (0.050)
死胎数 Number of stillbirths	0.229^** (0.005)	-0.235^** (0.005)	-0.254^** (0.005)	-0.009 (0.005)	-0.039^** (0.005)		0.640^** (0.053)	-0.242^** (0.038)
木乃伊数 Number of mummies	0.147^** (0.004)	-0.124^** (0.005)	-0.125^** (0.005)	-0.024^** (0.005)	-0.018^** (0.004)	0.076^** (0.004)		-0.016 (0.059)
出生窝重 Weight of the litter	0.611^** (0.005)	0.764^** (0.005)	0.803^** (0.005)	0.088^** (0.005)	0.087^** (0.005)	-0.267^** (0.005)	-0.133^** (0.005)
下三角为表型相关值，上三角为遗传相关值，括号中的值为标准误(SE)。^. P < 0.05；^. P < 0.01。下同 The lower triangle is the phenotypic correlation values, and the upper triangle is the genetic correlation values, the values in brackets are standard error(SE).^.P < 0.05；^**.P < 0.01. The same as below

表 12 大白品种繁殖性状的遗传相关和表型相关 Table 12 Genetic correlation and phenotypic correlation among reproductive traits in Large White pig

表 13 长白品种繁殖性状的遗传相关和表型相关 Table 13 Genetic correlation and phenotypic correlation among reproductive traits in Landrace pig

长白 Landrace	总仔数 Totalnumberof litters	活仔数 Numberof bornalive	健仔数 Numberof healthy birth	弱仔数 Numberof weaklitters	畸形数 Numberof malfor-mations	死胎数 Number ofstillbirths	木乃伊数 Numberofmummies	出生窝重 Weightof thelitter
总仔数 Total number of litters		0.967^** (0.009)	0.895^** (0.024)	0.718^** (0.067)	0.276^** (0.104)	0.362^** (0.135)	0.441^** (0.188)	0.649^** (0.054)
活仔数 Number of born alive	0.887^** (0.005)		0.952^** (0.011)	0.686^** (0.073)	0.218^* (0.108)	0.104 (0.152)	0.238 (0.205)	0.620^** (0.054)
健仔数 Number of healthy birth	0.791^** (0.006)	0.912^** (0.001)		0.522^** (0.099)	-0.019 (0.117)	-0.074 (0.155)	0.145 (0.206)	0.665^** (0.051)
弱仔数 Number of weak litters	0.399^** (0.009)	0.382^** (0.009)	0.115^** (0.012)		0.188 (0.128)	0.421^** (0.153)	0.069 (0.212)	0.054 (0.117)
畸形数 Number of malformations	0.155^** (0.012)	0.138^** (0.012)	-0.143^** (0.012)	-0.032^** (0.012)		0.370^* (0.165)	0.422 (0.229)	0.262^** (0.112)
死胎数 Number of stillbirths	0.179^** (0.011)	-0.209^** (0.012)	-0.231^** (0.013)	0.020 (0.012)	0.001 (0.011)		0.617^** (0.238)	0.071 (0.156)
木乃伊数 Number of mummies	0.087^** (0.011)	-0.189^** (0.012)	-0.199^** (0.012)	-0.036^** (0.011)	0.010 (0.011)	0.073^** (0.011)		0.400 (0.223)
出生窝重 Weight of the litter	0.743^** (0.010)	0.870^** (0.009)	0.869^** (0.010)	0.125^** (0.012)	0.102^** (0.012)	-0.252^** (0.012)	-0.206^** (0.012)

表 13 长白品种繁殖性状的遗传相关和表型相关 Table 13 Genetic correlation and phenotypic correlation among reproductive traits in Landrace pig

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畜牧兽医学报 2019, Vol. 50 Issue (11): 2195-2207. DOI: 10.11843/j.issn.0366-6964.2019.11.003	PDF