Nutrient content, fiber fraction and ethanol production of three cultivars (Pennisetum purpureum Scumach.)Nafiatul Umami, Dwi Ananta, Zaenal Bachruddin, Bambang Suhartanto and Chusnul HanimE3S Web Conf., 200 (2020) 03008DOI: https://doi.org/10.1051/e3sconf/202020003008