To culture new breeds of Guizhou Heima goat, establishing open nucleus br^ding system in farm was adopted to develop comprehensive selection index and establish BLUP model to estimate breeding value, so as to guide as...To culture new breeds of Guizhou Heima goat, establishing open nucleus br^ding system in farm was adopted to develop comprehensive selection index and establish BLUP model to estimate breeding value, so as to guide assortative mating and selection improvement. The results showed that the body weights of yearling ram and ewe in nucleus herd were (29.77± 5.51 ) kg and (25.18 ± 5.67 ) kg, while those of adult ram and adult ewe were (40.08 ± 7.73 ) kg and ( 34.90 ±6.56) kg, respectively; the body weights of yearling ram and ewe in basic herd were (26.59 ±3.68) kg and (24.139 ±4.60) kg, while those of adult ram and adult ewe were (35.33 ± 4.09) kg and (32.16 ± 6.83 ) kg, respectively; the lambing rate was 152.33 % ; the slaughter rate was 48.50%, and the net meat rate was 38.94%. New breeds of Guizhou Heima goat had significantly improved production performance and breed uniformity, with stable genetic performance.展开更多
Guizhou black goat is the second-largest breed of goat in Guizhou, an important part of ecosystem of karst region. Constructing cladogTam of black goat and Guizhou local goat with molecular biological technique, we fo...Guizhou black goat is the second-largest breed of goat in Guizhou, an important part of ecosystem of karst region. Constructing cladogTam of black goat and Guizhou local goat with molecular biological technique, we found some functional genes related to reproduction and growth of black goat, such as FSHR, LHβ, GDF9, MSTN, POU1F1, GFI1B, etc. In view of the genetic relations between Guizhou black goat and other local goats, we reviewed the research status and progress of gene polymorphism of FSHR, LHβ,GDF9, MSTN, POU1F1, GFI1B, and prospected the research field of molecular properties of the breed resource.展开更多
基金Supported by Fund for National Agricultural Science and Technology Achievement Transformation(2012GB2F200408)Agricultural Key Science and Technology Project Program of Guizhou Province in 2011(QKH NY[2011]3064)+4 种基金Special Fund Projects for Research Condition Improvement of Highlevel Personnel in Guizhou Province(TZJF-2010-034)Agriculture Animal and Plant Breeding Special of Guizhou Province(QNYZ[2009]019)Agricultural Key Science and Technology Project of Bijie City(BKH[2012]23)Science and Technology Cooperation Project of Science and Technology Department of Guizhou Province,Government of Bijie City and Kunming Branch of Chinese Academy of Science(SDYH 2010-05)Team Building Project for Development of Goat Industry in Bijie Experimental Area(BRLBT[2013]7)
文摘To culture new breeds of Guizhou Heima goat, establishing open nucleus br^ding system in farm was adopted to develop comprehensive selection index and establish BLUP model to estimate breeding value, so as to guide assortative mating and selection improvement. The results showed that the body weights of yearling ram and ewe in nucleus herd were (29.77± 5.51 ) kg and (25.18 ± 5.67 ) kg, while those of adult ram and adult ewe were (40.08 ± 7.73 ) kg and ( 34.90 ±6.56) kg, respectively; the body weights of yearling ram and ewe in basic herd were (26.59 ±3.68) kg and (24.139 ±4.60) kg, while those of adult ram and adult ewe were (35.33 ± 4.09) kg and (32.16 ± 6.83 ) kg, respectively; the lambing rate was 152.33 % ; the slaughter rate was 48.50%, and the net meat rate was 38.94%. New breeds of Guizhou Heima goat had significantly improved production performance and breed uniformity, with stable genetic performance.
基金Supported by the National Transformation Fund for Agricultural Science and Technology Achievements(2012GB2F200408)Guizhou Agricultural Science and Technology Research(NY[2011]3064)+3 种基金Science and Technology Cooperation Program among Guizhou Science and Technology Agency,Bijie Government and Kunming Branch Chinese Academy of Sciences(2010-05)Guizhou High-level Personnel Research Conditions Special Assistant(TZJF-2010-034)Guizhou Agriculture Animal and Plant Breeding Special([2009]019)Guizhou Bijie Agricultural Science And Technology Research([2012]23)
文摘Guizhou black goat is the second-largest breed of goat in Guizhou, an important part of ecosystem of karst region. Constructing cladogTam of black goat and Guizhou local goat with molecular biological technique, we found some functional genes related to reproduction and growth of black goat, such as FSHR, LHβ, GDF9, MSTN, POU1F1, GFI1B, etc. In view of the genetic relations between Guizhou black goat and other local goats, we reviewed the research status and progress of gene polymorphism of FSHR, LHβ,GDF9, MSTN, POU1F1, GFI1B, and prospected the research field of molecular properties of the breed resource.