No. 12, 2006

1  The Meeting of 2006 Breeding Committee of DAC &  Nation-wide Young Bull Joint Progeny Testing Held Successfully

2  Training Class of Rehydrated Milk Identification Held by the Ministry of Agriculture in Beijing in November,2006……………………………………………………………………………..Editorial Office

3  Effect of Energy Levels on Reproductive Hormones and Performance in Periparturient Dairy Cows……………………………………….. ……………………………………….Zuo Zhicai,Deng Junliang et al.

9   The Effects of Feeding EFFSB on Urea Nitrogen in Dairy Cows……...Jiang Linshu,Wan Xiaojian et al.

13 Study on Lactation Efficiency Value in Dairy Cows on Mengniu Australia International Dairy Farm……………………………………….. ………………………………………Hu Honglian,Sun Haizhou et al.

14 The Application of DGGE/TGGE in Gastrointestinal Microbial Ecosystems………Chen Jing,Ma Songchen et al.

17 Factors Affecting Milk Protein and Countermeasures in Dairy Cows……..Zhang Xingkai,Yuan Yueming

22 The Effect of Supperovulation Treatments and Factors Affecting it in Holstein Dairy Cows of Kelamayi Region……………………………………….. …………………………………Feng Guoxin,Jin Xin et al.

24 The Influence of Inhibin on Animal Reproduction Performance……………………Liu Yu,Zhang Xiaoxia

25 Study on the Sex Control Capsules and its Application in Dairy Cows….Hu Mingxin,Luo Yingrong et al.

28 The Advance of Embryo Vitrification Cryopreserve Technologies………………….Xu Wuxia,Xue Liqun

31 Characterization of a Selective Medium for Quick Differentiation and Antibiotic Sensitivity Test of Bovine Mastitis-Causing Escherichia coli………………………………………..Qian Ke,Qiu Hualei et al.

34 Examining the House-Sarcocyst by Tabletting Microscopy in Yak…………………An Ning,Xin De et al.

36 Diagnosis and Cure of Bowel Torsion by Surgical-therapy in Cattle………Wu Xinhua,Liu Yanjuan et al.

37 The Study on Hematologic Indexes in Dairy Cows spontaneously Infected with Eperythrozoon Wenyonii……………………………………….. …………………………Zhang Fumei,Qin Jianhua et al.

38 GSH-Px and GST in Milk and its Heat Stability…………………………………………………….Ma Sen

40 Heat Treatment Technology and its Effects on Characteristics of Yoghurt Product……………………………………….. ………………………………………Sun Zhiyuan,Zhang Xuhui et al.

43 Milk Quality and Somatic Cell Count …………………………………………Zheng Guowei,Pan Hongfei

45 Study on Choice of Milk Equipment and its Application in Modern Milking Station of the Northeast Agriculture Areas……………………………………….. …………………Shi Haixing,Sun Shimin et al.

48 Innovation of the Mode of Development in Dairy Industry of the North China……………………Li Ying

51 Serving Dairy Industry, Benefiting Thousands of Families ……………………………………..Li Jinggen

53 Introduction to Endless Performance International Dairy Genetics Conference Held in Ottawa,Canada in November 6,2006……………………………………….. ……………………………………...Yu Dehong

55 Measures for Prevention of Hooves Diseases in Cattle………………………………………Wang Yi,Li lu

57 Diagnosis and Treatment of Repeat Breeder in Large-Scale Dairy Farm…………Guo Yong,Lin Hui et al.

58 Feeding Colostrums to Neonate Calves as Soon as Possible…………………...Dou Hong,Tian Yuze et al.

59 Information Services………………………………………………………………………..Editorial Office