AKSU Z, 1986, BIOTECHNOL LETT, V8, P157, DOI 10.1007/BF01029370; Almodares A, 2009, AFR J AGR RES, V4, P772; Almodares A, 2008, J ENVIRON BIOL, V29, P849; AQEL H, 2012, EUR J SCI RES, V75, P262; Aragon D., 2015, NEW CROPS BIOENERGY; Ashori A, 2008, BIORESOURCE TECHNOL, V99, P4661, DOI 10.1016/j.biortech.2007.09.043; Belayachi L, 1995, BIOMASS BIOENERG, V8, P411, DOI 10.1016/0961-9534(95)00046-1; Bennett AS, 2008, T ASABE, V51, P603, DOI 10.13031/2013.24360; Blümmel M, 2009, ANIM NUTR FEED TECHN, V9, P1; Boyaval P, 1989, DAIRY SCI TECHNOL, V2, P87; Bridgers E. N., 2011, Biological Engineering Transactions, V4, P57; BRIERLEY C, 1982, SCIENCE, V60, P38; Broadhead D.M., 1970, DALE NEW VARIETY SWE; Broadhead DM, 1974, THEIS NEW VARIETY SW; BRULE G, 1982, LAIT, V62, P323, DOI 10.1051/lait:1982617-62021; Day J. L., 1995, 634 U GEORG GEORG AG; Demirbas A, 2001, ENERG CONVERS MANAGE, V42, P183, DOI 10.1016/S0196-8904(00)00050-9; Eggleston G, 2015, SUSTAINABILITY-BASEL, V7, P12209, DOI 10.3390/su70912209; Eggleston G, 2013, SUGAR TECH, V15, P232, DOI 10.1007/s12355-013-0229-6; Ellwood DC, 1972, ADV MICROBIAL PHYSL, V7, P83, DOI 10.1016/S0065-2911(08)60077-6; Godin B, 2010, BIOTECHNOL AGRON SOC, V14, P549; Harold F.M., 1977, CURR TOP BIOENERG, V6, P83; Hayek SA, 2013, SPRINGERPLUS, V2, DOI 10.1186/2193-1801-2-465; Ibrahim SA, 2010, BIOL TRACE ELEM RES, V136, P106, DOI 10.1007/s12011-009-8519-2; Kalyanasundaram D, 2008, RES CROP, V9, P21; KNIGHT SG, 1951, BACTERIAL PHYSL, P500; Kumar CG, 2015, SUGAR TECH, V17, P395, DOI 10.1007/s12355-014-0339-9; Legwaila GM., 2003, UNISWA J AGR, V12, P5, DOI 10.4314/uniswa.v12i1.4631; Lima IM, 2014, CHEMOSPHERE, V95, P96, DOI 10.1016/j.chemosphere.2013.08.027; Mei X, 2009, INT J GLOBAL ENERGY, V31, P262, DOI 10.1504/IJGEI.2009.027641; Ozimek LK, 2005, FEBS LETT, V579, P1124, DOI 10.1016/j.febslet.2004.11.113; Palacios MC, 2005, J APPL MICROBIOL, V98, P229, DOI 10.1111/j.1365-2672.2004.02447.x; Pandey A, 2000, BIORESOURCE TECHNOL, V74, P69, DOI 10.1016/S0960-8524(99)00142-X; Parikh J, 2005, FUEL, V84, P487, DOI 10.1016/j.fuel.2004.10.010; Parikh J, 2007, FUEL, V86, P1710, DOI 10.1016/j.fuel.2006.12.029; Promkhambut A., 2010, Asian Journal of Plant Sciences, V9, P183; QUAAK P, 1999, ENERGY SERIES WORLD; Rao P. S., 2015, IND CROPS, P1; Reddy N, 2007, J AGR FOOD CHEM, V55, P5569, DOI 10.1021/jf0707379; Schaffert R.E., 1982, P INT S SORGH 2 7 NO P INT S SORGH 2 7 NO, P605; Serna-Saldivar S.O., 2014, SUSTAINABLE BIOENERG, Vfirst, P193; SMITH BA, 1973, SUGAR J, V35, P22; Srinivasa Rao P., 2016, SORGHUM STATE ART FU, P1; Srinivasa Rao P., 2009, INFORM B, V77, P80; Tew TL, 2008, BIOENERG RES, V1, P147, DOI 10.1007/s12155-008-9013-y; Theerarattananoon K, 2011, IND CROP PROD, V33, P325, DOI 10.1016/j.indcrop.2010.11.014; VIETOR DM, 1990, CROP SCI, V30, P1109, DOI 10.2135/cropsci1990.0011183X003000050030x; Vinutha KS, 2014, SUGAR TECH, V16, P133, DOI 10.1007/s12355-014-0302-9; Whitfield MB, 2012, IND CROP PROD, V37, P362, DOI 10.1016/j.indcrop.2011.12.011; Wright M., 2016, INT SUGAR J, V78, P10; Zummo N., 1981, M 81E NEW VARIETY SW