[1] 魏加波.犊牛腹泻的影响因素及防控[J].养殖技术顾问, 2014(1):64-65.
[2] PRASAD A S.Zinc:an antioxidant and anti-inflammatory agent:role of zinc in degenerative disorders of aging[J].Journal of Trace Elements in Medicine and Biology, 2014, 28(4):364-371.

[3] BONAVENTURA P, BENEDETTI G, ALBARÈDEF, et al.Zinc and its role in immunity and inflammation[J].Autoimmunity Reviews, 2015, 14(4):277-285.

[4] BLACK R E.Zinc deficiency, infectious disease and mortality in the developing world[J].The Journal of Nutrition, 2003, 133(1):1485S-1489S.
[5] LIBERATO S C, SINGH G, MULHOLLAND K.Zinc supplementation in young children:a review of the literature focusing on diarrhoea prevention and treatment[J].Clinical Nutrition, 2015, 34(2):181-188.

[6] POULSEN H D.Zinc oxide for weanling piglets[J].Acta Agriculturae Scandinavica, Section A:Animal Science, 1995, 45(3):159-167.

[7] SLADE R D, KYRIAZAKIS I, CARROLL S M, et al.Effect of rearing environment and dietary zinc oxide on the response of group-housed weaned pigs to enterotoxigenic Escherichia coli O149 challenge[J].Animal, 2011, 5(8):1170-1178.

[8] WANG K K, CUI H W, SUN J Y, et al.Effects of zinc on growth performance and biochemical parameters of piglets[J].Turkish Journal of Veterinary and Animal Sciences, 2012, 36(5):519-526.
[9] 吕航.高锌对断奶仔猪生产性能和肠道健康的影响[D].硕士学位论文.广州:华南农业大学, 2016.
[10] NRC.Nutrient requirements of dairy cattle[S].7th ed.Washington, D.C.:National Academy Press, 2001.
[11] VAN SOEST P J, ROBERTSON J B, LEWIS B A. Symposium:carbohydrate methodology, metabolism, and nutritional implications in dairy cattle[J].Journal of Dairy Science, 1991, 74(10):3583-3597.

[12] TEIXEIRA A G V, STEPHENS L, DIVERS T J, et al.Effect of crofelemer extract on severity and consistency of experimentally induced enterotoxigenic Escherichia coli diarrhea in newborn Holstein calves[J].Journal of Dairy Science, 2015, 98(11):8035-8043.

[13] WALTER J, HERTEL C, TANNOCK G W, et al.Detection of Lactobacillus, Pediococcus, Leuconostoc, and Weissella species in human feces by using group-specific PCR primers and denaturing gradient gel electrophoresis[J].Applied and Environmental Microbiology, 2001, 67(6):2578-2585.

[14] EL-ASHRAM S, AL NASR I, ABOUHAJER F, et al.Microbial community and ovine host response varies with early and late stages of Haemonchus contortus infection[J].Veterinary Research Communications, 2017, 41(4):263-277.

[15] DINGWELL R T, WALLACE M M, MCLAREN C J, et al.Anevaluation of two indirect methods of estimating body weight in Holstein calves and heifers[J].Journal of Dairy Science, 2006, 89(10):3992-3998.

[16] WRIGHT C L, SPEARS J W.Effect of zinc source and dietary level on zinc metabolism in Holstein calves[J].Journal of Dairy Science, 2004, 87(4):1085-1091.

[17] MANDAL G P, DASS R S, GARG A K, et al.Effect of zinc supplementation from inorganic and organic sources on growth and blood biochemical profile in crossbred calves[J].Journal of Animal and Feed Sciences, 2008, 17(2):147-156.

[18] GENTHER-SCHROEDER O N, BRANINE M E, HANSEN S L.Effects of increasing supplemental dietary Zn concentration on growth performance and carcass characteristics in finishing steers fed ractopamine hydrochloride[J].Journal of Animal Science, 2018, 96(5):1903-1913.

[19] GLOVER A D, PUSCHNER B, ROSSOW H A, et al.A double-blind block randomized clinical trial on the effect of zinc as a treatment for diarrhea in neonatal Holstein calves under natural challenge conditions[J].Preventive Veterinary Medicine, 2013, 112(3/4):338-347.
[20] GIEDT E J, STEP D L.Calf scours treatment:beststart is prevention[J].Farmer, 2015, 133(4):5.
[21] SAZAWAL S, BLACK R E, BHAN M K, et al.Zinc supplementation in young children with acute diarrhea in India[J].New England Journal of Medicine, 1995, 333(13):839-844.

[22] PATEL A, MAMTANI M, DIBLEY M J, et al.Therapeutic value of zinc supplementation in acute and persistent diarrhea:a systematic review[J].PLoS One, 2010, 5(4):e10386.
[23] TALUKDER P, SATHO T, IRIE K, et al.Trace metal zinc stimulates secretion of antimicrobial peptide LL-37 from Caco-2 cells through ERK and p38 MAP kinase[J].International Immunopharmacology, 2011, 11(1):141-144.

[24] MAARES M, HAASEH.Zinc and immunity:anessential interrelation[J].Archives of Biochemistry and Biophysics, 2016, 611:58-65.
[25] CAMPO C A, WELLINGHAUSEN N, FABER C, et al.Zinc inhibits the mixed lymphocyte culture[J].Biological Trace Element Research, 2001, 79(1):15-22.

[26] SUNDARAM M E, MEYDANI S N, VANDERMAUSE M, et al.Vitamin E, vitamin A, and zinc status are not related to serologic response to influenza vaccine in older adults:an observational prospective cohort study[J].Nutrition Research, 2014, 34(2):149-154.

[27] 冷静, 戴志明, 杨国明, 等.日粮锌水平对断奶仔猪免疫球蛋白及补体变化的影响探讨[J].中国畜牧杂志, 2005, 41(11):20-22.
[28] 陈亮, 何小佳, 李莹, 等.长期饲喂高锌日粮对断奶仔猪免疫机能的影响[J].动物医学进展, 2008, 29(7):39-43.
[29] SATYANARAYANA M, NARASIMHA J, NAGALAKSHMI D, et al.Effect of organic and inorganic zinc combinations on growth performance and nutrient digestibility in buffalo heifers[J].International Journal of Livestock Research, 2017, 7(3):135-141.
[30] PARASHURAMULU S, NAGALAKSHMI D, RAO D S, et al.Effect of zinc supplementation on antioxidant status and immune response in buffalo calves[J].Animal Nutrition and Feed Technology, 2015, 15(2):179-188.

[31] DRESLER S, ILLEK J, ZEMAN L.Effects of organic zinc supplementation in weaned calves[J].Acta Veterinaria Brno, 2016, 85(1):49-54.

[32] MATTIOLI G A, ROSA D E, TURIC E, et al.Effect of injectable copper and zinc supplementation on weight, hematological parameters, and immune response in pre-weaning beef calves[J].Biological Trace Element Research, 2018, doi:10.1007/s12011-018-1493-9.
[33] KÅHRSTRÖM C T, PARIENTE N, WEISS U.Intestinal microbiota in health and disease[J].Nature, 2016, 535(7610):47.
[34] 邱磊, 云龙, 曹蓉, 等.不同锌源对断奶仔猪生长性能、腹泻及肠道微生物的影响[C]//中国畜牧兽医学会动物营养学分会第七届中国饲料营养学术研讨会论文集.郑州:中国畜牧兽医学会动物营养学分会, 2014:1.
[35] STARKE I C, PIEPER R, NEUMANN K, et al.The impact of high dietary zinc oxide on the development of the intestinal microbiota in weaned piglets[J].FEMS Microbiology Ecology, 2014, 87(2):416-427.

[36] LI B T, VAN KESSEL A G, CAINE W R, et al.Small intestinal morphology and bacterial populations in ileal digesta and feces of newly weaned pigs receiving a high dietary level of zinc oxide[J].Canadian Journal of Animal Science, 2001, 81(4):511-516.

[37] HØJBERG O, CANIBE N, POULSEN H D, et al.Influence of dietary zinc oxide and copper sulfate on the gastrointestinal ecosystem in newly weaned piglets[J].Applied and Environmental Microbiology, 2005, 71(5):2267-2277.

[38] SHAO Y X, LEI Z, YUAN J M, et al.Effect of zinc on growth performance, gut morphometry, and cecal microbial community in broilers challenged with Salmonella enteric serovar typhimurium[J].Journal of Microbiology, 2014, 52(12):1002-1011.

[39] ROSELLI M, FINAMORE A, GARAGUSO I, et al.Zinc oxide protects cultured enterocytes from the damage induced by Escherichia coli[J].The Journal ofNutrition, 2003, 133(12):4077-4082.