목차
[Session I] Trend of technology development and utilization in the field of beef industry in P. R. China /
Yuan Zhang Yachun 3
Abstract 4
Some statistics 4
Current situation in beef industry in China 5
Beef genetic resources in China 5
Cattle reproductive system in China 5
"Beef industry" in China 6
Factors should be concerned to develop beef industry in China 7
Genetic improvement 7
Feeding and management of beef production 8
The tendency of pasture animal husbandry in China 8
Service systems 8
Public education 9
Bright future 9
New techniques in Beef Cattle Breeding /
Yoshiyuki Sasaki 12
1. Sire and cow evaluation by BLUP method 13
Outline of the method 13
Application 13
Extension 16
2. QTL and MAS 18
Quantitative trait loci, QTL 18
Marker-assisted selection, MAS 21
3. Gene diagnosis of genotype for a trait 22
Qualitative trait 22
Quantitative trait 22
4. Estimation of carcass composition 23
Yield estimated percentage 23
Computer image analysis 24
5. Somatic cell cloned animal 26
Outline 26
Utilization 27
Literatures 27
[Session I I] 쇠고기 영양과 기능성 식품 개발 / 김현숙 29
ABSTRACT 31
서론 31
쇠고기 영양 32
식이 지방과 영양 불균형 33
기능성 축산식품 34
기능성 소재 34
기능성 지질 소재 35
Healthier meat 개발 36
결론 36
문헌 36
[Special topic] Early Development of Porcine Pathonogenetic Diploids In-Vitro and In-Vivo / Masashi MIYAKE 38
Introduction 38
1. Osmotic Effects and Its Stage Specificity 38
2. Protein-free Medium and Effects of Amino Acids on the Development of Porcine Parthenogenetic Diploids 39
3. In-vivo Development of Parthenogenetic Diploids 41
References 42
[Session I] Trend of technology development and utilization in the field of beef industry in P. R. China / Yuan Zhang Yachun 9
[Table 1] Beef production in 1982, 1997 and 2002 (million tons) 9
[Table 2] Beef import, export and consumption in China and in the world in 2002 10
[Table3] The livestock components in China and in the world in 1999 (million heads) 10
[Table 4] Beef production level in 1999 10
New techniques in Beef Cattle Breeding / Yoshiyuki Sasaki 17
[Table 1 ] Number of sires of which progeny appears commonly in each pair of fattening farms 17
[Table 2] Observed and effective number of fattened cattle for a cow- calf produced prefecture 17
[Table 5] Location of the locus and/or symbol of the causal gene responsible for gualitative traits in cattle 22
[Table 6] Equations predicting kilograms of carcass composition based on the selected information derived from the carcass cross-sections by computer image analysi 25
[Table 7] Equations predicting percentages of carcass composition based on the selectedinformation derived from the carcass cross-section by computer image analysis 26
[Table 8] Embryo transfer and fetal development of bovine fetal or adult somatic cell-nuclear transferred embryos 26
[Table 9] Comparative microsatellite analysis of DNA obtained from calves, donor cells and recipient cows 27
[Session I] Trend of technology development and utilization in the field of beef industry in P. R. China / Yuan Zhang Yachun 11
[Figure 1] Trend of meat production proportion in China during 1980-2001. 11
New techniques in Beef Cattle Breeding / Yoshiyuki Sasaki 13
[Figure 1] Mixed model equations for a best linear unbiased prediction 13
[Figure 2] Field system for progeny testing carcass traits of beef cattle 14
[Figure 3] Scatter diagrams and regression equations of average daily gain, carcass weight, and marbling score of the realized-to-expected value pairs. A point is each combination of a selection rate on the side of sire with on the side of maternal grandsire. 15
[Figure 4] Genetic trends for carcass traits in the Japanese Brown-Kumamoto 16
[Figure 5] Marker assisted selection by flanking markers 21
[Figure 6] Carcass measurements on the 6th to 7th rib section 24