Short Communication: Diversity of plant species growing during fallow period of shifting cultivation and potential of its biomass for sustainable energy production in Mahakam Ulu, East Kalimantan, Indonesia
YULIANSYAH, MUHAMMAD TAUFIQ HAQIQI, ELIS SEPTIA, DEWI MUJIASIH, HELMI ALFATH SEPTIANA, KRISNA ADIB SETIAWAN, BUDHI SETIYONO, EDDY MANGOPO ANGI, SAPARWADI, NUR MAULIDA SARI, IRAWAN WIJAYA KUSUMA, RUJEHAN, WIWIN SUWINARTI, RUDIANTO AMIRTA