[1] 郭清兵, 莫瑞奕, 何明, 等.羽毛角蛋白的提取与应用研究进展[J].仲恺农业工程学院学报, 2017, 30(2):52-57. GUO Q B, MO R Y, HE M, et al.Research progress on extraction and application of feather keratin[J].Journal of Zhongkai University of Agriculture and Engineering, 2017, 30(2):52-57.(in Chinese)
[2] 贾如琰, 何玉凤, 王荣民, 等.角蛋白的分子构成、提取及应用[J].化学通报, 2008(4):265-271. JIA R Y, HE Y F, WANG R M, et al.Advanced in structure, extract and applications of keratins[J].Chemistry, 2008(4):265-271.(in Chinese)
[3] PAPADOPOULOS M C.The effect of enzymatic treatment on amino acid content and nitrogen characteristics of feather meal[J].Animal Feed Science and Technology, 1986, 16(1/2):151-156.
[4] 刘玉芬, 仇德勇, 徐伟, 等.羽毛粉加工工艺[J].农村新技术, 2011(2):61-63. LIU Y F, QIU D Y, XU W, et al.Processing technology of feather meal[J].New Rural Technology, 2011(2):61-63.(in Chinese)
[5] 陈盈霖, 李佳凝, 刘洋, 等.羽毛粉加工及应用的研究进展[J].黑龙江畜牧兽医, 2017(19):78-82. CHEN Y L, LI J N, LIU Y, et al.Research progress of feather meal processing and application[J].Heilongjiang Animal Science and Veterinary Medicine, 2017(19):78-82.(in Chinese)
[6] 柳焕章, 刘建钗, 刘彦威, 等.角蛋白分解真菌KDF-11的筛选与鉴定[J].饲料研究, 2014(15):71-74. LIU H Z, LIU J C, LIU Y W, et al.Screening and identification of keratinolytic fungus KDF-11[J].Feed Research, 2014(15):71-74.(in Chinese)
[7] 涂国全, 孙宇晖, 郭美锦, 等.链霉菌分解角蛋白的生化机制研究[J].江西农业大学学报, 1998(2):14-19. TU G Q, SUN Y H, GUO M J, et al.Study on the biochemical mechanism of degrading keratins by
Streptomyces fradiae[J].Acta Agriculturae Universitis Jiangxiensis, 1998(2):14-19.(in Chinese)
[8] HADDAR A, HMIDET N, GHORBEL-BELLAAJ O, et al.Alkaline proteases produced by
Bacillus licheniformis RP1 grown on shrimp wastes:application in chitin extraction, chicken feather-degradation and as a dehairing agent[J].Biotechnology and Bioprocess Engineering, 2011, 16(4):669-678.

[9] 傅伟.地衣芽孢杆菌降解羽毛角蛋白及其发酵产角蛋白酶的研究[D].硕士学位论文.杭州:浙江大学, 2007:28-36. FU W.Research on biodegradation of poultry feather by
Bacillus licheniformis and its keratinase fermentation[D].Master's Thesis.Hangzhou:Zhejiang University, 2007:28-36.(in Chinese)
[10] 李金婷, 路福平, 李玉, 等.高效降解羽毛角蛋白菌株的筛选与鉴定[J].天津科技大学学报, 2010, 25(6):14-17, 29. LI J T, LU F P, LI Y, et al.Screening and identification of a high efficient keratin-degrading strain[J].Journal of Tianjin University of Science & Technology, 2010, 25(6):14-17, 29.(in Chinese)
[11] 蔡成岗.角蛋白酶生产菌株选育、发酵与分离纯化研究[D].博士学位论文.杭州:浙江大学, 2007:16-30. CAI C G.The study of strain screening, fermentation and purification of keratinase[D].Ph.D.Thesis.Hangzhou:Zhejiang University, 2007:16-30.(in Chinese)
[12] 吕常旭.蜡状芽孢杆菌X5降解羽毛角蛋白的发酵优化[D].硕士学位论文.泰安:山东农业大学, 2012:50-56. LV C X.Fermentation optimization of feather-degrading by
Bacillus cereus X5[D].Master's Thesis.Taian:Shandong Agricultural University, 2012:50-56.(in Chinese)
[13] 周杰.羽毛降解菌的筛选、发酵条件优化及降解特性研究[D].硕士学位论文.合肥:合肥工业大学, 2017:19-22. ZHOU J.Screening and fermentation conditions optimizing of a feather-degrading strain and its characterization of degradation[D].Master's Thesis.Hefei:Hefei University of Technology, 2017:19-22.(in Chinese)
[14] NOVAL J J, NICKERSON W J.Decomposition of native keratin by
Streptomyces fradiae[J].Journal of Bacteriology, 1959, 77(3):251-263.

[15] BRADFORD M M.A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein-dye binding[J].Analytical Biochemistry, 1976, 72:248-254.
[16] 尹静, 蔡宇杰, 廖祥儒, 等.一株从腐烂蓝藻中分离的细菌的鉴定及其发酵产蛋白酶研究[J].食品与生物技术学报, 2011, 30(6):911-916. YIN J, CAI Y J, LIAO X R, et al.Identification of a bacterium isolated from the decayed cyanobacteria and its fermentation for protease production[J].Journal of Food Science and Biotechnology, 2011, 30(6):911-916.(in Chinese)
[17] 张智, 滕婷婷, 王淼.溶氧对发酵的影响及控制[J].科学咨询, 2008(21):63-64. ZHANG Z, TENG T T, WANG M.The influence and control of dissolved oxygen on fermentation[J].Scientific Consult, 2008(21):63-64.(in Chinese)
[18] 李江, 姚斌, 范云六.微生物角蛋白酶的分子生物学研究进展[J].工业微生物, 2006, 36(3):37-42. LI J, YAO B, FAN Y L.Research advances in molecular biology of microbial keratinase[J].Industrial Microbiology, 2006, 36(3):37-42.(in Chinese)
[19] 郭刚, 楚杰, 王君高, 等.产角蛋白酶菌株的筛选、鉴定和发酵特性的初步研究[J].中国畜牧兽医, 2012, 39(3):125-129. GUO G, CHU J, WANG J G, et al.Screening, identification of a strain with high keratinase production and the primary study of its characterization of fermentation[J].China Animal Husbandry & Veterinary Medicine, 2012, 39(3):125-129.(in Chinese)
[20] JEONG J H, JEON Y D, LEE O M, et al.Characterization of a multifunctional feather-degrading
Bacillus subtilis isolated from forest soil[J].Biodegradation, 2010, 21(6):1029-1040.

[21] MATSUI T, YAMADA Y, MITSUYA H, et al.Sustainable and practical degradation of intact chicken feathers by cultivating a newly isolated thermophilic
Meiothermus ruber H328[J].Applied Microbiology and Biotechnology, 2009, 82(5):941-950.

[22] 袁森泉.产蛋母鸡的第三限制性氨基酸[J].国外畜牧科技, 1990(1):36. YUAN S Q.The third limiting amino acid of laying hens[J].Animal Science Abroad, 1990(1):36.(in Chinese)
[23] SHIMOMURA Y, YAMAMOTO Y, BAJOTTO G, et al.Nutraceutical effects of branched-chain amino acids on skeletal muscle[J].The Journal of Nutrition, 2006, 136(2):529S-532S.
[24] 冯尚连.支链氨基酸对母猪的营养作用[J].饲料广角, 2009(15):26-27, 40. FENG S L.The nutritional function of branched-chained amino acid (BCAA) in sows[J].Feed China, 2009(15):26-27, 40.(in Chinese)
[25] 代腊, 邹晓庭.缬氨酸在畜禽生产中的应用[J].饲料与畜牧, 2012(12):20-23. DAI L, ZOU X T.Application of valine in livestock and poultry production[J].Feed and Husbandry, 2012(12):20-23.(in Chinese)
[26] YUDKOFF M.Brain metabolism of branched-chain amino acids[J].Glia, 2015, 21(1):92-98.
[27] 李吉祥.日粮中添加缬氨酸对哺乳母猪生产性能的影响[J].黑龙江畜牧兽医, 2010(15):73-74. LI J X.Effect of adding valine in diet on the performance of lactating sows[J].Heilongjiang Animal Science and Veterinary Medicine, 2010(15):73-74.(in Chinese)
[28] 汪多仁.
L-苯丙氨酸生产与应用[J].发酵科技通讯, 2011, 40(1):29-36. WANG D R.Production and application of
L-phenylalanine[J].Bulletin of Fermentation Science and Technology, 2011, 40(1):29-36.(in Chinese)