Yangchun Cao

　　 　　

Dr. Cao Yangchun

1．Personal information

Cao Yangchun, Ph.D., is an associate professor and doctoral supervisor of the College of Animal Science and Technology of Northwest A&F University. He received bachelor’s degree at Shandong University and Ph.D. at China Agricultural University. Since 2018, he has been working as a research fellow at Harvard Medical School. At present, he is mainly engaged in researching the mechanism of intestinal microbes regulating nutrient efficient utilization and body immunity. In the past 5 years, he has published more than 30 SCI papers in international mainstream journals of this field such as Gastroenterology as first/corresponding author with a highest impact factor of 22.682, authorized 11 national patents as the first inventor, published 2 association standards and 2 Shaanxi provincial standards as the first constitutor, and won the first prize of Shaanxi Province Science and Technology Progress Award (2/9) and the second prize of Gansu Province Science and Technology Progress Award (5/10). Besides, he has been appointed to the panelists of the Harvard Medical School Nutrition Center, awarded as the "Top young talent" at the 3rd Chinese Association of Animal Science and Veterinary Medicine (CAAV) and as the first batch of "Young outstanding talents of ordinary universities" at Shaanxi province, and won the highest award of the 2nd "Young scholar rostrum" of the Animal Nutrition Branch of CAAV. In addition, he is also appointed as a membership of the Chinese Inventors Association,  deputy secretary-general and council member of the Animal Nutrition Branch of CAAV, deputy director of the Shaanxi Province Branch of the Animal Microecology and Biological Feed Professional Committee, council member of the National Herbivore Animal Healthy Production Technology Innovation Alliance, post scientist of Shaanxi Province Dairy Cow Industrial Technology System, and guest associate editor of Frontiers in Nutrition. Moreover, he has chaired more than 20 research projects, for instance, the General Project of National Natural Science Foundation of China, participated in the compilation of 5 textbooks and books such as the 13th Five-Year National planning textbook "Livestock Husbandry", engaged in the production of Chinese University Massive Open Online Courses (MOOC) "Animal Nutrition" which was selected as the first-class national level undergraduate course. Additionally, he has been invited to give presentations at domestic and international academic conferences, such as the Annual Meeting of the American Dairy Science Association, the Symposium on Gut Health in Production of Food Animals, and the Symposium on Gastrointestinal Microbiology of Harvard Medical School. Relevant research results have been reported by domestic mainstream media, for instance, Science Net, BioArt, Re Xin Chang Daily, and foreign professional media such as Healio Gastroenterology.

2．Research Interests

Ruminant nutrition and feed science, gastrointestinal microorganism and efficient utilization of nutrients.

3．Curriculum & Student Cultivation

Dr. Cao Yangchun has been devoted to teaching and researching in the field of animal nutrition and feed science for a long time. He undertake bachelor English teaching courses "Animal Science Topic" and "Basic Research Methods", master English teaching course "Research Progress in Animal Nutrition", participate in PhD English teaching course "Animal Nutrition and Feed Science Topic", and is responsible for bachelor courses like "Feed Additive Science" and "Comprehensive Experiment of Feed Analysis" etc. Besides, he has participated the production of Chinese University MOOC "Animal Nutrition", which was selected as the first-class national level undergraduate course and won the "Production Award" of 2015 National University (Life Science Group) Micro-Lesson Competition. Moreover, he has consecutively instructed students to participate and earned the first place honor in the National Agriculture and Forestry Colleges and Universities "Dairy Opportunity & Challenge" Competition, which co-sponsored by the China National Steering committee of Agricultural Graduate Education and the Agricultural and Forestry Committee of the Chinese Society of Academic Degrees and Graduate Education.

4．Research & Achievement

4.1 Principal Investigator:

1) PI, Regulatory mechanism and network of choline on hepatic lipid metabolism in transition dairy cows. (Funded by the National Nature Science Foundation of China, ¥570,000)

2) PI, Research on the synergetic degradation mechanism and efficacy of xylanase and acetyl esterase from rumen fungi of yaks. (Funded by the National Nature Science Foundation of China, ¥250,000 + 75,000)

3) PI, Integration and demonstration of efficient feed technological system on dairy cow. (Funded by the Major State Basic Research Development Program of China, ¥300,000)

4) PI, Research on the exploitation and efficient utilization of cell wall degrading enzymes from rumen fungi of yaks. (Funded by China Postdoctoral Science Foundation, ¥200,000)

5) PI, Research on the diversity and cell-wall degrading enzymes from rumen fungi of yaks. (Funded by National Key Lab Cultivating Base of Plateau Grazing Animal Nutrition and Ecology, ¥50,000 + 70,000)

6) PI, Demonstrations and applications of physically effective NDF in the diets of dairy cow. (Funded by Northwest A & F University, ¥100,000)

7) PI, Effect of exogenous fibrolytic enzymes on ruminal fermentation, apparent total tract nutrient digestibility, and cow performance. (Funded by Guangdong VTR Bio-Tech CO., LTD, ¥150,000)

8) PI, Research and development on energy-saving, green, environment-friendly, and high-efficiency feed and additives (Funded by Collaborative Innovation Major Project in Yangling Demonstration Zone, ¥600,000)

9) PI, Synergic effect between malic acid and chitosan oligosaccharide on methane emission in ruminant animals. (Funded by Natural Science Basic Research Plan in Shaanxi Province of China, ¥30,000)

10) PI, Synergic effect between fumaric acid and chitosan oligosaccharide on methane emission in ruminant animals. (Funded by the Fundamental Research Funds for the Central Universities, ¥100,000)

11) PI, The mechanism of extracts from Chinese herbs on methane generation in dairy cows. (Funded by Beijing Key Laboratory of Dairy Cow Nutrition, ¥100,000)

12) PI, Regulation of nutritional metabolism, energy homeostasis and health in response to post-ruminal choline and methionine in transition dairy cows. (Funded by Northwest A & F University, ¥100,000)

13) PI, Efficient transformation of microorganisms and nutrients in ruminant digestive tract. (Funded by the Major State Basic Research Development Program of China)

14) PI, Research on the mechanism of functional amino acids regulate trypsin secretion in ruminants. ((Funded by International cooperation project of the State Administration of Foreign Experts Affairs)

15) PI, Research and application of improving ruminant performance through diet design and feeding experiment. (Funded by Shaanxi Huaqin Agriculture and Animal Husbandry Technology Co., LTD)

16) PI, Analysis of the mechanism and efficacy of yak rumen fungi degradation of roughage based on genomic technology. (Funded by National Key Lab Cultivating Base of Plateau Grazing Animal Nutrition and Ecology)

17) PI, Research on effects of peNDF level on rumen health and microflora of dairy animals. ((Funded by the Fundamental Research Funds for the Central Universities)

18) PI, Effects of glucose and Calcium sources on intestinal calcium uptake and transport and mammary calcium metabolism in ruminants and its mechanism. (Funded by Northwest A & F University,)

19) PI, The digestive tract retention rate of ruminant specific complex enzyme and its effect on nutrient utilization of whole digestive tract (Funded by Guangdong VTR Bio-Tech Co., LTD)

4.2 Cooperation Principal Investigator:

1) Co-PI, Research on the gastrointestinal health and its relationship with gastrointestinal microorganism in livestock and poultry. (Funded by the Major State Basic Research Development Program of China, ¥21,000,000)

2) Co-PI, Research on the mechanism of milk fat formation and its relationship with gastrointestinal microorganism. (Funded by the Major State Basic Research Development Program of China, ¥1,000,000)

3) Co-PI, Nutrients requirement and feeding technology of dairy cattle during transition and peak-lactation period. (Funded by National Key Technology R&D Program, ¥1,000,000)

4) Co-PI, Establishing and construction of the non-grain healthy breeding pattern of beef cattle in the agricultural region (Funded by National Key Technology R&D Program, ¥300,000)

5) Co-PI, Regulation of pancreatic exocrine performance by functional amino acids: the specific sensing and responding network. (Funded by the National Nature Science Foundation of China, ¥650,000)

6) Co-PI, Signaling network of pancreatic enzyme expression and secretion for dairy cattle regulated by functional amino acids. (Funded by the National Nature Science Foundation of China, ¥900,000)

7) Co-PI, Determination of physically effective neutral detergent fiber (peNDF) for feeds. (Funded by Shaanxi provincial standard programme, ¥50,000)

8) Co-PI, The inhibition effect and its mechanism of soluble sugar partially replacing starch on rumen trans-10 hydrogenation pathway in dairy animals (Funded by the National Nature Science Foundation of China)

9) Co-PI, The development and application of precision nutrition and healthy husbandry key technology in dairy animals (Funded by major programme in the Ningxia Hui Autonomous Region)

10) Co-PI, The mechanism of nutrient metabolism and regulation for efficient utilization of feed nutrients (Funded by feed industry chain programme of Shaanxi provincial science and technology department)

4.3 Standard：

1) Cao YC, Yao J, Kang K, Cai C, Xu X, Gong Y. The determination of carbohydrate balance index (CBI) in feed (T/YLSL002-2018), Shaanxi Provincial Association Standard, released.

2) Yao J, Cao YC, Cai C, Xu X, Duan Y, Yang J. The determination of physically effective neutral detergent fiber (peNDF) (DB61/T1063-2017), Shaanxi Provincial Local Standard, released.

3) Cao YC, Yao J, Kang K, Cai C, Xu X, Gong Y. The determination of carbohydrate balance index in feed, Shaanxi Provincial Local Standard.  

4) Cao YC, Yao J, Cai C, Xu X, Gong Y, Wang J, Lei X. The determination of rumen degradable starch (RDS) in the total mixed ratio of ruminants, Shaanxi Provincial Local Standard.

4.4 Selected Publications

4.4.1．Articles

From 2018 to September 2021, more than 30 SCI papers have been published in more than 20 international journals, including Gastroenterology, Journal of Dairy Science, Nutrition Research Review (IF-7.641), and more than 20 papers have been published at the domestic level, such as the Journal of Animal Nutrition.

1) Cao, Y.C., Wang L, Ke S, et al. Fecal mycobiota combined with host immune factors distinguish clostridioides difficile infection from asymptomatic carriage. Gastroenterology, 2021. (IF: 22.682)

2) Guo, L, Yao, J.H. Cao, Y.C., Regulation of pancreatic exocrine in ruminants and the related mechanism: the signal transduction and more. Animal Nutrition, 2021. (IF: 6.383) (Corresponding author)

3) Cao, Y.C., Wang D, Wang L, et al. Physically effective neutral detergent fiber improves chewing activity, rumen fermentation, plasma metabolites, and milk production in lactating dairy cows fed a high-concentrate diet. Journal of Dairy Science, 2021.

4) Cao, Y.C., Yao J, Sun X, et al. Amino acids in the nutrition and production of sheep and goats. Advances in Experimental Medicine and Biology, 2021, 1285: 63-79.

5) Cao, Y.C., Liu S, Liu K, et al. Molecular mechanisms relating to amino acid regulation of protein synthesis. Nutrition research reviews, 2019, 32(2): 183-191. (IF: 7.800)

6) Cao, Y.C., Yang X J, Guo L, et al. Effects of dietary leucine and phenylalanine on pancreas development, enzyme activity, and relative gene expression in milk-fed Holstein dairy calves. Journal of dairy science, 2018, 101(5): 4235-4244.

7) Cao, Y.C., Liu K, Liu S, et al. Isoleucine regulates the synthesis of pancreatic enzymes via the activation of mRNA expression and phosphorylation in the mammalian target of rapamycin signalling pathways in pancreatic tissues. BioMed Research International, 2019.

8) Cao, Y.C., Yang X J, Guo L, et al. Regulation of pancreas development and enzymatic gene expression by duodenal infusion of leucine and phenylalanine in dairy goats. Livestock Science, 2018, 216: 9-15.

9) Cao, Y.C., Gao, Y., Xu, M., Liu, N.N., Zhao, X.H., Liu, C.J., Liu, Y., Yao, J.H. Effect of ADL to aNDF ratio and ryegrass particle length on chewing, ruminal fermentation, and in situ degradability in goats. Animal Feed Science and Technology, 2013,186(1): 112-119.

10) Cao, Y.C., Yang, H.J. Ruminal digestibility and fermentation characteristics in vitro of fenugreek and alfalfa hay combination with or without the inoculation of  Neocallimastix  sp. YAK11. Animal Feed Science and Technology, 2011, 169: 53-60.

11) Cao, Y.C., Yang, H.J., Wang, R. Effect of roughage fibre content on fibrolytic activities and volatile fatty acid profiles of  Neocallimastix  sp. YAK11 isolated from rumen fluids of yak ( Bos grunniens ). Animal Feed Science and Technology, 2012, 170: 284-290.

12) Cao, Y.C., Yang, H.J., Zhang, D.F. Enzymatic characterization of crude feruloyl and acetyl esterases of  Neocallimastix  sp. YAK11 isolated from grazing yak. Journal of Animal Physiology and Animal Nutrition, 2013, 97(2): 363-373.

13) Cao, Y.C., Shimin Liu, Xinjian Yang, Long Guo, Chuanjiang Cai, Junhu Yao. Effects of Dietary Leucine and Phenylalanine on Gastrointestinal Development and Small Intestinal Enzyme Activities in Milk-Fed Holstein Dairy Calves. Bioscience Reports, 2019, 39(1).

14) Guo L, Tian H, Yao J, Cao, Y.C.,* Leucine improves α-amylase secretion through the general secretory signaling pathway in pancreatic acinar cells of dairy calves. American Journal of Physiology-Cell Physiology, 2020, 318(6): C1284-C1293. (Corresponding author)

15) Abbasi I H R, Abbasi F, Wang L, Cao, Y.C.,* Folate promotes S-adenosyl methionine reactions and the microbial methylation cycle and boosts ruminants production and reproduction. Amb Express, 2018, 8(1): 65. (Corresponding author)

16) Abbasi I H R, Abbasi F, El-Hack M E A, Cao, Y.C.,* Post-ruminal effects of rumen-protected methionine supplementation with low protein diet using long-term simulation and in vitro digestibility technique. AMB Express, 2018, 8(1): 36. (Corresponding author)

17) Abbasi I H R, Abbasi F, El-Hack M E A, Cao, Y.C.,* Critical analysis of excessive utilization of crude protein in ruminants ration: impact on environmental ecosystem and opportunities of supplementation of limiting amino acids-a review. Environmental Science and Pollution Research, 2018, 25(1): 181-190. (Corresponding author)

18) Abbasi I H R, Abbasi F, Liu L, Cao, Y.C.,* Rumen-protected methionine a feed supplement to low dietary protein: effects on microbial population, gases production and fermentation characteristics[J]. AMB Express, 2019, 9(1): 93. (Corresponding author)

19) Wei X S, Cai C J, He J J, Cao, Y.C.,* Effects of biotin and nicotinamide supplementation on glucose and lipid metabolism and milk production of transition dairy cows. Animal Feed Science and Technology, 2018, 237: 106-117. (Corresponding author)

20) Abbasi I H R, Abbasi F, Soomro R N, Cao, Y.C.,* Considering choline as methionine precursor, lipoproteins transporter, hepatic promoter and antioxidant agent in dairy cows. AMB Express, 2017, 7(1): 214. (Corresponding author)

21) L. Guo, J. H. Yao, C. Zheng, H. B. Tian, Y. L. Liu, S. M. Liu, C. J. Cai , X. R. Xu Cao, Y.C.,* Leucine regulates α-amylase and trypsin synthesis in dairy calf pancreatic tissue  in vitro  via the mammalian target of rapamycin signalling pathway. Animal, 2018. (Corresponding author)

22) Li, F., Cao, Y.C., Liu, N.N., Yang, X.J., Yao, J.H., Yan, D.B. Subacute ruminal acidosis challenge changed in situ degradability of feedstuffs in dairy goats. Journal of dairy science, 2014, 97(8): 5101-5109.

23) Yang, H.J., Cao, Y.C., Zhang, D.F. Caecal fermentation patterns in vitro of glucose, cellobiose, microcrystalline cellulose and NDF separated from alfalfa hay in the adult rabbit. Animal Feed Science and Technology, 2011, 162: 149-154.

24) Sun, F.F., Cao, Y.C., Yu, C., Wei, X.S., Yao, J.H. 1,25-dihydroxyvitamin D3 modulates calcium transport in goat mammary epithelial cells in a dose- and energy-dependent manner. Journal of Animal Science and Biotechnology, 2016, 7(1), 41.

25) Sun, F.F., Cao, Y.C., Cai, C.J., Li, S.X., Yu, C., Yao, J.H. Regulation of nutritional metabolism in transition dairy cows: energy homeostasis and health in response to post-ruminal choline and methionine. PloS One, 2016, 11(8): e0160659.

26) Li, C.Y., Cao, Y.C., Li, S.Z., Xu, M., Liu, C.J., Yu, Z.P., Zhao, X.H., Yao, J.H. Effects of exogenous fibrolytic enzyme on in vitro ruminal fermentation and microbial populations of substrates with different forage to concentrate ratios. Journal of Animal and Veterinary Advances, 2013, 12(10): 1000-1006.

27) Li, C.Y., Zhao, X.H., Cao, Y.C., Lei, Y.G., Liu, C.J., Wang, H.X., Yao, J.H. Effects of chitosan on in vitro ruminal fermentation in diets with different forage to concentrate ratios. Journal of Animal and Veterinary Advances, 2013, 12(7): 839-845.

28) Yue, Q., Yang, H.J., Cao, Y.C., Zhang, D.F., Jiang, Y.H., Wang, J.Q. Feruloyl and acetyl esterase production of an anaerobic rumen fungus  Neocallimastix  sp. YQ2 effected by glucose and soluble nitrogen supplementations and its potential in the hydrolysis of fibrous feedstuffs. Animal Feed Science and Technology, 2009, 153: 263-277.

29) Yang, H.J., Yue, Q., Cao, Y.C., Zhang, D.F., Wang, J.Q. Effects of crude feruloyl and acetyl esterase solutions of  Neocallimastix  sp. YQ1 and  Anaeromyces  sp. YQ3 isolated from Holstein steers on hydrolysis of Chinese wildrye grass hay, wheat bran, maize bran, wheat straw and corn stalks. Animal Feed Science and Technology, 2009, 154: 218-227.

30) Li, F., Yang, X.J., Cao, Y.C., Li, S.X., Yao, J.H., Li, Z.J., Sun, F.F. Effects of dietary effective fiber to rumen degradable starch ratios on the risk of sub-acute ruminal acidosis and rumen content fatty acids composition in dairy goat. Animal Feed Science and Technology, 2014, 189: 54-62.

31) Yang, H.J., Zhang, D.F., Cao, Y.C., Jiang, Y.H., Wang, J.Q. Phosphate inhibits in vitro ruminal acetoclastic methanogenesis of maize-rich substrate with lactating Holstein dairy cow rumen liquor. Journal of Animal Science/Journal of Dairy Science, 2009, Volume: Vol.87 / Vol. 92 Issue: E-Suppl.2 / E-Suppl.1 Pages: 465-465 (Abstract).

32) Li, F., Li, Z.J., Li, S.X., Ferguson, J.D., Cao, Y.C., Yao, J.H., Sun, F.F., Wang, X., Yang, T. Effect of dietary physically effective fiber on ruminal fermentation and the fatty acid profile of milk in dairy goats. Journal of Dairy Science, 2014, 97: 2281-2290.

33) Liu, K., Liu, Y., Liu, S.M., Xu, M., Yu, Z.P., Wang, X., Cao, Y.C., Yao, J.H. Relationships between leucine and the pancreatic exocrine function for improving starch digestibility in ruminants. Journal of Dairy Science, 2015, 98(4): 2576-2582.

34) Cao, Y.C., Yang, H.J., Shen, B.T. Screening and identification of high activity cellulolytic anaerobic fungi from rumen of yak. Journal of China Agricultural University, 2010, 15(3): 70-74 (In Chinese with English abstract).

35) Cao, Y.C., Yao, J.H., Yang, X.J. Study on improving practical teaching of feed additives. Journal of Anhui Agricultural Sciences, 2013, 41(19)：8402-8403 (In Chinese with English abstract).

36) Yao, J.H.,* Cao, Y.C.,* Cai, C.J. Research advance of the regulation of glucose metabolism in dairy cow and goats. Feed Industry, 2015, 36(17): 1-7 (In Chinese with English abstract, co-first author).

37) Cao, N., Sun, F.F., Liu, Y.X., Yao, J.H., Cao, Y.C.* The application of  dunaliella salina  powder in dairy cows. Pratacultural Science, 2016, 33(4): 764-770 (In Chinese with English abstract, corresponding author).

38) Liu, J.J., Cao, Y.C., Yang, H.J. Research Advances in feruloyl esterase's expressing systems and its topological structure. China Animal Husbandry & Veterinary Medicine, 2009, 36 (12): 127-131 (In Chinese with English abstract).

39) Shen, B.T., Cao, Y.C., Yang, H.J. Modern molecular techniques applied in microbial diversity and quantitative analysis of anaerobic fungi in the rumen: a review. Chinese Agricultural Science Bulletin, 2011, 27(23):1-5 (In Chinese with English abstract).

40) Sun, F.F., Cao, Y.C., Yao, J.H. Research advances in glucose balance and regulation for perinatal dairy cattle. Feed Industry, 2013, 34(15): 46-50 (In Chinese with English abstract).

41) Sun, F.F., Cao, Y.C., Li, S.X., Han, J. T., Yao, J.H. Regulation of choline on nutrient metabolism in periparturient dairy cows: a review. Chinese Journal of Animal Nutrition, 2014, 26(1):26-33 (In Chinese with English abstract).

42) Li, S.X., Cao, Y.C., Sun, F.F., Han, J. T., Yao, J.H. Application of rumen-protected choline in transition cows. Feed Industry, 2014, (S1): 18-22 (In Chinese with English abstract).

43) Zhu, Z.X., Cao, Y.C., Cao, W.J., Yang, F., Ma, Z.Y., Zheng, H.X. Recent progress in interferon induced protein GBP1 research. Chinese Journal of Virology, 2014, 30(4):456-462 (In Chinese with English abstract).

44) Yang, H.J., Yue, Q., Cao, Y. C. Enzymological characterization of feruloyl and acetyl esterases in the rumen fluids of Holstein steers. Journal of China Agricultural University, 2011, 16:73-78 (In Chinese with English abstract).

45) Li, F., Xu, M., Cao, Y.C., Sun, F.F., Yang, X.J., Yao, J.H., Li, D.Q. Meta-analysis to optimizing dietary carbohydrate balance index in lactating dairy cow. Chinese Journal of Animal and Veterinary Sciences, 2014, 45(9):1457-1466 (In Chinese with English abstract).

46) Liu, C.J., Zhao, X.H., Cao, Y.C., Yao, J.H. Application of CPM-Dairy software in the domestic and international dairy formula. Feed Industry, 2014, 35(17): 76-78 (In Chinese with English abstract).

47) Cui, A., Li, Z., Cao, Y.C., Zan, L.S. Effect of different concentrate to forage ratio of diet on methane emission and rumen fermentation for qinchuan beef cattle. Journal of Domestic Animal Ecology, 2016, 37(9): 1673-1182 (In Chinese with English abstract).

48) Li, Z., Cui, A., Liang, C., Cao, Y.C., Zan, L.S. Rumen degradation characteristics of five commonly used concentrates for qinchuan beef cattle. Journal of Domestic Animal Ecology, 2016, 37(11): 31-35 (In Chinese with English abstract).

49) Liu, C.J., Zhao X,H., Xu, M., Cao, Y.C., Yang, T., Yao, J.H. Clustering analysis of several regular raw materials of Chinese dairy feed based on CPM-Dairy. Chinese Journal of Animal Nutrition, 2013, 25(10):2325-2336 (In Chinese with English abstract).

50) Liu, C.J., Zhao X,H., Li, C.Y., Cao, Y.C., Wang, F., Yao, J.H. Effects of non-fiber carbohydrates sources on ruminal fermentation and nutrient utilization in vitro. Journal of Northwest A & F University, 2014, 42(3):28-33 (In Chinese with English abstract).

51) Liu, Y., Liu, K., Lv, C.R., Cao, Y.C., Yao, J.H. Duodenal infusion of leucine: effects on pancreatic amylase secretion of dairy cows. Chinese Journal of Animal Nutrition, 2013, 25(8):1785-1790 (In Chinese with English abstract).

4.4.2．Patents

1) Cao, Y.C., Yao, J.H., Sun, F.F., Yang, H.J. A new type of ruminant feed, 2015.02, China, Patent No.: 201310232289.5.

2) Cao, Y.C., Yao, J.H., Wang, L.M., Wang, D.D., Li, Z.J., Sun, F.F., Wei, X.S., Ren, H., Yang, X.J., Zheng, L.X. A new dairy farm, 2016.02, China, Patent No.: ZL201520782103.8.

3) Cao, Y.C., Yao, J.H., Wang, L.M., Xu, X.R., Wang, D.D., Sun, F.F., Wei, X.S. An automatic feed supply device, 2015.07, China, Patent No.: ZL201520104236.X.

4) Cao, Y.C., Yao, J.H., Wang, L.M., Wei, X.S., Li, Z.J., Sun, F.F., Liu, K., Cao, Z.A., Wang, W.T., Li, F. A quick method for determination of xylanase activity in fermentation liquor, 2014.07, China, Patent No.: 201410154007.9.

5) Cao, Y.C., Yao, J.H., Wang, L.M., Li, Z.J., Liu, K., Li, F., Sun, F.F., Cao, Z.A., Wang, W.T. A quick method for determination of ammonia nitrogen in fermentation liquor, 2014.09, China, Patent No.: 201410204416.5.

6) Cao, Y.C., Yao, J.H., Wang, L.M., Cao, Z.A., Wang, W.T., Li, F., Li, Z.J., Sun, F.F. A quick method for evaluation of cow hygiene scores, 2014.07, China, Patent No.: 201410154006.4.

7) Cao, Y.C., Yao, J.H., Wang, L.M., Xu, X.R., Liu, K., Li, F., Li, Z.J., Sun, F.F., Wei, X.S., Cao, Z.A., Wang, W.T. Astragalus polysaccharides and its special purpose, 2014.07, China, Patent No.: 201410154724.1.

8) Cao, Y.C., Yao, J.H., Li, Z.J., Wang, L.M., Cai, C.J., Wang, D.D., Zhao, C.C., Zhang, T., Qiao, Y., Zheng, C., Yin, Q.Y. A feed additive special for the redistribution of energy in dairy goat, 2016.11, China, Patent No.: 201610952171.3.

9) Cao, Y.C., Yao, J.H., Wang, L.M., Li, Z.J., Sun, F.F., Wei, X.S., Cao, Z.A., Wang, W.T., Xu, X.R. A special detection method for acetyl esterase activity of anaerobic fungi, 2014.09, China, Patent No.: 201410238895.2.

10) Cao, Y.C., Yao, J.H., Sun, F.F., Yang, H.J. A special detection method for ferulic acid esterase activity of anaerobic fungi, 2013.06, China, Patent No.: 201310232422.7.

11) Zhang, J.X., Cao, Y.C., Yao, J.H., Wang, L.M., Cai, C.J., Xu, X.R., Wang, D.D., Zhang, T., Zhao, C.C., Qiao, Y., Zheng, C., Bai, H.X., Yin, Q.Y. A cleaning system special for waste gas from feed processing, 2016.12, China, Patent No.: 201621335551.4.

12) Yang, H.J., Cao, Y.C., Yue, Q., Liu, J.J., Shang, S.Z. A composite antibiotics and its antibacterial effect, 2009.11, China, Patent No.: 200910086767.X.

4.4.3．Awarded

1) Research, popularization and application on the key technology of efficiently and environment friendly raising dairy cows, first prize of Shaanxi Province Science and TecHnology Progress Award, ranked 2/9, 2020.

2) Research and application of nutrition regulation on rumen health and feed preparation technology in cattle and sheep, second prize of Gansu Province Science and Technology Progress Award, ranked 5/10, 2018.

5． Contact information

Address: No. 22, Xinong Road, College of Animal Science and Technology, Northwest Agricultural and Forestry University, Yangling, Shaanxi, P.R. China

Postcode: 712100

Email: caoyangchun@126.com

(Updated at 2021.09.29)