[1] [1] Tolleson D R, Randel R D, Stuth J W, et al. Small Ruminant Research, 2005, 57(2－3): 141.

[2] [2] Reed J Z, Tollit D J, Thompson P M, et al. Molecular Ecology, 1997, 6(3): 225.

[3] [3] Brooks J, Anderson M, Urness P J. The Journal of Wildlife Management, 1984, 48(1): 254.

[4] [4] Dixon R M, Coates D B. Recent Advances in Animal Nutrition in Australia, 2005, 15: 65.

[5] [5] Walker John W, Clark D H, McCoy Scott D. Journal of Range Management, 1998, 51(4): 450.

[6] [6] Walker John W, McCoy Scott D, Launchbaugh Karen L, et al. Journal of Range Management, 2002, 55(4): 374.

[7] [7] Shu Bin, Zhang Yingjun, Lin Lijun, et al. Rangeland Ecology & Management, 2009, 62(2): 193.

[8] [8] Landau S, Glasser T, Dvash L, et al. South African Journal of Animal Science, 2004, 34(S1): 76.

[9] [9] Glasser T, Landau S, Ungar E D, et al. Journal of Animal Science, 2008, 86(6): 1345.

[10] [10] Jones R J, Ludlow M M, Troughton J H, et al. The Journal of Agricultural Science, 1979, 92(01): 91.

[11] [11] Coates D B, Dixon R M. The Rangeland Journal, 2007, 29(1): 51.

[12] [12] Locher F, Heuwinkel H, Gutser R, et al. Agronomy Journal, 2005, 97(1): 11.

[13] [13] Petersen J C, Barton F E, Windham W R, et al. Crop Science, 1987, 27(5): 1077.

[14] [14] Wachendorf M, Ingwersen B, Taube F. Grass and Forage Science, 1999, 54(1): 87.

[15] [15] Snowder G D, Walker J W, Launchbaugh K L, et al. Journal of Animal Science, 2001, 79(2): 486.

[16] [16] Waldron D F, Taylor C A, Walker J W, et al. Journal of Animal Science, 2009, 87(2): 491.

[17] [17] Holechek J L, Vavra M, Pieper R D. Journal of Range Management, 1982, 35(5): 309.

[18] [18] Núnez-Sánchez N, Martínez-Marín A L, Hernández M P, et al. Livestock Science, 2012, 150(1－3): 386.

[19] [19] Li H, Tolleson D, Stuth J, et al. Small Ruminant Research, 2007, 68(3): 263.

[20] [20] Landau S, Giger-Reverdin S, Rapetti L, et al. Small Ruminant Research, 2008, 77(2): 146.

[21] [21] Boval M, Coates D B, Lecomte P, et al. Animal Feed Science and Technology, 2004, 114(1): 19.

[22] [22] Kidane N F, Stuth J W, Tolleson D R. Rangeland Ecology & Management, 2008, 61(2): 232.

[23] [23] Landau S, Glasser T, Muklada H, et al. Small Ruminant Research, 2005, 59(2): 251.

[24] [24] Showers S E, Tolleson D R, Stuth J W, et al. Rangeland Ecology & Management, 2006, 59(3): 300.

[25] [25] Lyons R K, Stuth J W, Angerer J P. Journal of Range Management, 1995, 48(4): 380.

[26] [26] Lyons Robert K, Stuth Jerry W. Journal of Range Management, 1992, 45(3): 238.

[27] [27] Leite E R, Stuth J W. Small Ruminant Research, 1995, 15(3): 223.

[28] [28] Dixon R, Coates D. Journal of Near Infrared Spectroscopy, 2008, 17(1): 1.

[29] [29] Coates D B, Schachenmann P, Jones R J. Animal Production Science, 1987, 27(6): 739.

[30] [30] Steyaert S M J G, Hütter F J, Elfstrm M, et al. Wildlife Biology, 2012, 18(4): 431.

[31] [31] Wiedower E E, Kouba A J, Vance C K, et al. PLoS One, 2012, 7(6): e38908.

[32] [32] Walker J W, Campbell E S, Lupton C J, et al. Journal of Animal Science, 2007, 85(2): 518.

[33] [33] Perez-Mendoza J, Dowell F E, Broce A B, et al. Journal of Medical Entomology, 2002, 39(3): 499.

[35] [35] Godfrey R W, Dodson R E, Bultman J K, et al. Journal of Animal Science, 2001, 79(S1): 26.

[36] [36] Tolleson P, Randel R, Stuth J, et al. Journal of Animal Science, 2001, 79(S1): 21.

[38] [38] Tolleson D R, Teel P D, Stuth J W, et al. Veterinary Parasitology, 2007, 144(1): 146.

[39] [39] Ye W, Lorimor J C, Hurburgh C, et al. Transactions of the ASAE, 2005, 48(5): 1911.

[40] [40] Dagnew M D, Crowe T G, Schoenau J J. Canadian Biosystems Engineering, 2004, 46: 33.

[41] [41] Smith T N, Pesti G M, Bakalli R I, et al. Poultry Science, 2001, 80(3): 314.

[42] [42] Saeys W, Mouazen A M, Ramon H. Biosystems Engineering, 2005, 91(4): 393.

[43] [43] Xing L, Chen L J, Han L J. Poultry Science, 2008, 87(7): 1281.

[44] [44] Burns Donald A, Ciurczak Emil W. Handbook of Near-Infrared Analysis. 3rd ed. Boca Raton: CRC press, 2007, 588.

[45] [45] Reeves III J B, Van Kessel J S. Journal of Dairy Science, 2000, 83(8): 1829.

[46] [46] Millmier A, Lorimor J, Hurburgh Jr C, et al. Transactions of the ASAE, 2000, 43(4): 903.

[47] [47] Chen L J, Xing L, Han L J. Poultry Science, 2009, 88(12): 2496.

[48] [48] Galvez-Sola L, Moral R, Perez-Murcia M D, et al. Science of the Total Environment, 2010, 408(6): 1414.

[49] [49] Fujiwara Takayuki, Murakami Keiichi. Soil Science and Plant Nutrition, 2007, 53(1): 102.

[50] [50] Fujiwara Takayuki, Murakami Keiichi, Tanahashi Toshihiko, et al. Soil Science and Plant Nutrition, 2009, 55(1): 170.

[51] [51] Huang Guangqun, Han Lujia, Liu Xian. Journal of Near Infrared Spectroscopy, 2007, 15(6): 387.

[52] [52] Huang Guangqun, Han Lujia, Yang Zengling, et al. Bioresource Technology, 2008, 99(17): 8164.

[54] [54] McWhirt A L, Weindorf D C, Chakraborty S, et al. Waste Management & Research, 2012, 30(10): 1049.

[55] [55] Yang Zengling, Han Lujia, Fan Xia. Journal of Near Infrared Spectroscopy, 2006, 14(4): 261.

[56] [56] Srensen L K, Srensen P, Birkmose T S. Soil Science Society of America Journal, 2007, 71(4): 1398.

[57] [57] Chakraborty Somsubhra, Das Bhabani S, Nasim Ali Md, et al. Waste Management, 2014, 34(3): 623.

[58] [58] Polak J, Sukowski W W, Bartoszek M, et al. Journal of Molecular Structure, 2005, 744: 983.