[1] HE L W,ZHOU W,WANG C,et al.Effect of cellulase and
Lactobacillus casei on ensiling characteristics,chemical composition,antioxidant activity,and digestibility of mulberry leaf silage[J].Journal of Dairy Science,2019,102(11):9919-9931.

[2] 姚芳,倪吾钟,杨肖娥.桑树的种质资源、生态适应性及其应用前景[J].科技通报,2004,20(4):289-292,297. YAO F,NI W Z,YANG X E.Genotype resources and ecological adaptation of mulberry plants (
Morus indica L.) and their application foreground[J].Bulletin of Science and Technology,2004(4):289-292,297.(in Chinese)
[3] SÁNCHEZ-SALCEDO E M,AMOROS A,HERNANDEZ F,et al.Phytochemical properties of white (
Morus alba) and black (
Morus nigra) mulberry leaves,a new food supplement[J].Journal of Food and Nutrition Research,2017,5(4):253-261.
[4] THAIPITAKWONG T,NUMHOM S,ARAMWIT P.Mulberry leaves and their potential effects against cardiometabolic risks:a review of chemical compositions,biological properties and clinical efficacy[J].Pharmaceutical Biology,2018,56(1):109-118.

[5] 汪文忠.饲料用桑的营养特性及其开发利用现状[J].饲料广角,2017(12):42-43. WANG W Z.Nutrient characteristics and development and utilization status of mulberry for feed[J].Feed China,2017(12):42-43.(in Chinese)
[6] OUYANG J L,WANG M Z,HOU Q R,et al.Effects of dietary mulberry leaf powder in concentrate on the rumen fermentation and ruminal epithelium in fattening
Hu sheep[J].Animals,2019,9(5):218.
[7] 王永昌,翟双双,李孟孟,等.不同产地桑枝茎叶营养成分分析及四川白鹅对其养分利用率的测定[J].中国饲料,2016(16):18-22,27. WANG Y C,ZHAI S S,LI M M,et al.Analysis of nutritional components of mulberry twig leaves from different producing areas and the nutrient utilization efficiency in
Sichuan white geese[J].China Feed,2016,(16):18-22,27.(in Chinese)
[8] RODRIGUES E L,MARCELINO G,SILVA G T,et al.Nutraceutical and medicinal potential of the
Morus species in metabolic dysfunctions[J].International Journal of Molecular Sciences,2019,20(2):301.
[9] 胡玥婵,袁娅利,郭丽彬,等.桑叶总黄酮提取工艺优化及体外抗氧化研究[J].现代园艺,2019(12):4-7. HU Y C,YUAN Y L,GUO L B,et al.Optimization of extraction technology of total flavonoids from Mulberry leaves and study on antioxidant activity
in vitro[J].Xiandai Horticulture,2019(12):4-7.(in Chinese)
[10] HE X Y,CHEN X,OU X Q,et al.Evaluation of flavonoid and polyphenol constituents in mulberry leaves using HPLC fingerprint analysis[J].International Journal of Food Science and Technology,2020,55(2):526-533.

[11] CUI H,LU T H,WANG M X,et al.Flavonoids from
Morus alba L. leaves:optimization of extraction by response surface methodology and comprehensive evaluation of their antioxidant,antimicrobial,and inhibition of α-amylase activities through analytical hierarchy process[J].Molecules,2019,24(13):2398.
[12] 李建茂,黄僚,朱剑楠,等.广西全年条桑收获机械化模式初探[J].广西农业机械化,2018(6):30-32. LI J M,HUANG L,ZHU J N,et al.A preliminary study on the mechanization mode of harvest of annual striped mulberry in
Guangxi[J].Guangxi Agricultural Mechanization,2018(6):30-32.(in Chinese)
[13] DENG H F,LIU H L,WU B X,et al.Preliminary study on production performance of different varieties of forage mulberry[J].Animal Husbandry and Feed Science,2016,8(4):230-233.
[14] 王红林,左艳春,周晓康,等.高密度草本化栽培对饲料桑全株产量及品质的影响[J].草业科学,2020,37(5):952-962. WANG H L,ZUO C Y,ZHOU K X,et al.Influence of high planting density herbal cultivating on yield and quality of whole-plant mulberry (
Morus alba)[J].Pratacultural Science,2020,37(5):952-962.(in Chinese)
[15] 王加启,于建国.饲料分析与检验[M].北京:中国计量出版社,2004. WANG J Q,YU J G.Feed analysis and inspection[M].Beijing:China Metrology Press,2004.(in Chinese)
[16] 王世琴.补饲料NDF水平对哺乳羔羊消化道发育的影响[D].硕士学位论文.兰州:甘肃农业大学,2013. WANG S Q.Effect of NDF levels of supplementing feed on digestive tract development of lambs[D].Master's Thesis.Lanzhou:Gansu Agricultural University,2013.(in Chinese)
[17] 吕佳颖.粗饲料来源对育肥羔羊生产性能和瘤胃微生物区系的影响[D].硕士学位论文.兰州:兰州大学,2017. LYU J Y.Effects of roughage sources on production performance and ruminal microflora of finishing lamb[D].Master's Thesis.Lanzhou:Lanzhou University,2017.(in Chinese)
[18] 吴浩.桑叶和DDGS在反刍动物饲养中的应用研究[D].博士学位论文.北京:中国农业大学,2015. WU H.Application of mulberry (
Morus alba) leaves and dried distillers grains with soluble on ruminant feeding[D].Ph.D.Thesis.Beijing:China Agricultural University,2015.(in Chinese)
[19] 蔡明.桑叶作为动物饲料的安全性及饲用价值评价研究[D].博士学位论文.兰州:兰州大学,2019. CAI M.Study on evaluation of safety and feeding value of mulberry (
Morus alba) leaves as animal feed[D].Ph.D.Thesis.Lanzhou:Lanzhou University,2017.(in Chinese)
[20] DONG Z H,WANG S R,ZHAO J,et al.Effects of additives on the fermentation quality,
in vitro digestibility and aerobic stability of mulberry (
Morus alba L.) leaves silage[J].Asian-Australasian Journal of Animal Sciences,2020,33(8):1292-1300.

[21] 杨静,李同洲,曹洪战,等.不同水平饲用桑粉对育肥猪生长性能和肉质的影响[J].中国畜牧杂志,2014,50(7):52-56. YANG J,LI T Z,CAO H Z,et al.Effects of dietary forage mulberry on growth performance and meat quality of finishing pigs[J].Chinese Journal of Animal Science,2014,50(7):52-56.(in Chinese)
[22] ZHOU Z M,ZHOU B,REN L P,et al.Effect of ensiled mulberry leaves and sun-dried mulberry fruit pomace on finishing steer growth performance,blood biochemical parameters,and carcass characteristics[J].PLoS One,2014,9(1):e85406..
[23] 李伟玲.桑叶对肉羊生产性能、血液生化指标、免疫抗氧化功能和肉品质的影响[D].硕士学位论文.呼和浩特:内蒙古农业大学,2012. LI W L.Effect of mulberry leaves on performance,serum biochemical parameters,immune function,antioxidation and meat quality in meat sheep[D].Master's Thesis.Hohhot:Inner Mongolia Agricultural University,2012.(in Chinese)
[24] 冯丹,欧阳佳良,王梦芝,等.饲粮中不同比例桑叶粉对湖羊瘤胃上皮组织结构的影响[J].动物营养学报,2017,29(6):2196-2203. FENG D,OU YANG J L,WANG M Z,et al.Effects of different proportions of mulberry leaf powder in diet on rumen epithelium structure of
Hu sheep[J].Chinese Journal of Animal Nutrition,2017,29(6):2196-2203.(in Chinese)
[25] WANG B,YANG C T,DIAO Q Y,et al.The influence of mulberry leaf flavonoids and
Candida tropicalis on antioxidant function and gastrointestinal development of preweaning calves challenged with
Escherichia coli O141:K99[J].Journal of Dairy Science,2018,101(7):6098-6108.

[26] 范京辉,张永华,楼立峰,等.桑叶及其提取物对AA肉鸡生长、养分消化与胴体品质的影响[J].杭州农业与科技,2012(5):29-32. FAN J H,ZHANG Y H,LOU L F,et al.Effects of mulberry leaf and its extracts on growth,nutrient digestion and carcass quality of AA broiler chickens[J].Hangzhou Agricultural Science and Technology,2012(5):29-32.(in Chinese)
[27] SALINAS-CHAVIRA J,CASTILLO-MARTÍNEZ O,RAMIREZ-BRIBIESCA J E,et al.Effect of increasing levels of white mulberry leaves (
Morus alba) on ruminal dry matter degradability in lambs[J].Tropical Animal Health and Production,2011,43(5):995-999.

[28] 许倩倩.桑叶与异戊酸对晋南牛瘤胃发酵及养分消化利用的影响[D].硕士学位论文.太谷:山西农业大学,2016. XU Q Q.Effect of the mulberry leaves and isovaleric acid on rumen fermentation and nutrient digestion and utilization in
Jinnan cattle[D].Master's Thesis.Taigu:Shanxi Agricultural University,2016.(in Chinese)
[29] 吕冠霖.利用甘蔗叶和蛋白桑树配制生长肉牛全混合型压块日粮研究[D].硕士学位论文.南宁:广西大学,2015. LYU G S.Study on confecting thee full mixed type briquetting daily ration feeding growing bulls using the sugarcane leaves & protein mulberry[D].Master's Thesis.Nanning:Guangxi University,2015.(in Chinese)
[30] 王润娟.玉米秸秆保质贮存及纤维素高效水解方法的研究[D].硕士学位论文.天津:天津大学,2012. WANG R J.Research on quality storage of corn stalk and efficient hydrolysis of cellulose[D].Master's Thesis.Tianjin:Tianjin University,2012.(in Chinese)
[31] YANG W Z,BEAUCHEMIN K A.Physically effective fiber:method of determination and effects on chewing,ruminal acidosis,and digestion by dairy cows[J].Journal of Dairy Science,2006,89(7):2618-2633.

[32] ŚPITALNIAK-BAJERSKA K,SZUMNY A,POGODA-SEWERNIAK K,et al.Effects of n-3 fatty acids on growth,antioxidant status,and immunity of preweaned dairy calves[J].Journal of Dairy Science,2020,103(3):2864-2876.

[33] 罗阳,李昊帮,肖建中,等.发酵桑叶对湘西黄牛×利木赞杂交F1代育肥牛屠宰性能、肉品质及肌肉中氨基酸、脂肪酸含量的影响[J].动物营养学报,2020,32(1):244-252. LUO Y,LI H B,XIAO J Z,et al.Effects of fermented mulberry leaves on serum biochemical,antioxidant and immune indexes of
Xiangxi yellow cattle×Limousin hybrid F1 fattening bulls[J].Chinese Journal of Animal Nutrition,2020,32(1):244-252.(in Chinese)
[34] JIA Z S,TANG M C,WU J M.The determination of flavonoid contents in mulberry and their scavenging effects on superoxide radicals[J].Food Chemistry,1999,64(4):555-559.

[35] WEN L R,SHI D D,ZHOU T,et al.Identification of two novel prenylated flavonoids in mulberry leaf and their bioactivities[J].Food Chemistry,2020,315:126236.
[36] KUMAR J P,MANDAL B B.Antioxidant potential of mulberry and non-mulberry silk sericin and its implications in biomedicine[J].Free Radical Biology and Medicine,2017,108:803-818.
[37] 冯仰廉.反刍动物营养学[M].北京:科学出版社,2004. FENG Y L.Ruminant nutrition[M].Beijing:Science Press,2004.(in Chinese)
[38] THAO N T,WANAPAT M,CHERDTHONG A,et al.Effects of eucalyptus crude oils supplementation on rumen fermentation, microorganism and nutrient digestibility in swamp buffaloes[J].Asian-Australasian Journal of Animal Sciences,2014,27(1):46-54.

[39] WANG C,LIU Q,GUO G,et al.Effects of rumen-protected folic acid and branched-chain volatile fatty acids supplementation on lactation performance,ruminal fermentation,nutrient digestion and blood metabolites in dairy cows[J].Animal Feed Science and Technology,2019,247:157-165.