1.
An Investigation of Dietary Protein and Energy Levels and Its Effect on the Reproductive Performance in Yorkshire Gilts;
日粮蛋白能量水平对大约克母猪繁殖性能的影响及现状调查
2.
Comparison of Pig Lactescence of Yorkshire, Landrace and Duroc
大约克夏、长白、杜洛克母猪泌乳力的比较
3.
Study on Meat Qualities of Yorshire,Duroc and Landrace Gigs
长白猪、大约克及杜洛克肌肉品质研究
4.
THE EFFECT CROSSBREEDING OF THE ER-HUA-LIAN ( MEI-SHAN ) PIGS WITH DUROC JERSEY AND LARGE WHITE
二花脸猪与杜洛克猪大约克猪杂交利用的初步研究
5.
Enhancing the Reproductive Performance of Large Yorkshire Swines
提高大约克夏猪生产性能的选育研究
6.
A total of 50 hybrid pigs (Landrace×Large White×Duroc) were used.
试验使用50头长白×大约克×杜洛克三元杂交猪。
7.
Analysis of polymorphism on exon 2 of SLA-DRB in Large Yorkshire and Erhualian pigs with PCR-RFLP
大约克猪和二花脸猪SLA-DRB基因外显子2的PCR-RFLP多态性分析
8.
COMPARISON BETWEEN THEPOLYMORPHISM OF THE SERUM PROTEINS OF THE BIG YOUKSHIRE OR DUROC PIGS AND THAT OF THE NATIVE PIGS IN HUNAN
大约克夏猪和杜洛克猪与湖南地方猪血清蛋白质多态性的比较研究
9.
Analysis of Genetic Polymorphism in Duroc,Landrace and Yorkshire Pigs Using Microsatellite Markers
杜洛克、长白和大约克夏纯种猪微卫星多态性分析
10.
Estimation of Crossbreeding Parameters of Growth and Meat Production Traits in Crosses of Duroc, Landrace and Large Yorkshire
杜洛克、长白、大约克猪生长和肉用性状的杂交参数估计
11.
Canonical Correlation Analysis of Body Weight and Body Measurement Traits in Duroc and Yorkshire
杜洛克和大约克猪体重和体尺性状间典型相关分析
12.
Effect of Forage Rye Hay-based Diets on Reproductive Performance on Duroc Sows
黑麦草粉大体积日粮对杜洛克母猪繁殖性能的影响
13.
Sows eat their young because they need the phosphorous.
大母猪吃仔猪，因为它们缺少磷质。
14.
Study on the Estimation of Genetic Parameters of the Reproductivity and growth-development Traits in Yorkshire
大约克夏猪繁殖与生长发育性状遗传参数的估测研究
15.
Effect of Intracoronary Administration of Anisodamine on No-reflow Phenomenon in York Pig;
冠状动脉内注射山莨菪碱对大约克型猪冠脉无复流现象的影响
16.
Study on Productivity and Carcass Quality of Yorkshire -songliao Black Pig Commercial Strains
松辽黑猪与大约克夏配套系生产性能与胴体品质研究
17.
They planned to have the gilts farrow down about the end of this month.
他们计划让母猪约在本月底下仔。
18.
To give birth to(a litter of pigs).
（母猪）产（一胎猪仔）