ST Rohani, ST Rohani and A R Siregar, A R Siregar and T G Rasyid, T G Rasyid and M Darwis, M Darwis (2021) Motivation of farmers to participate in beef cattle business with profit sharing system. IOP Conf. Series: Earth and Environmental Science 788.
P Astaman, P Astaman and A R Siregar, A R Siregar and M Munizu, M Munizu and Hastang, Hastang (2021) Risk identification of Bali Cattle on traditional farming: A review. IOP Conf. Series: Earth and Environmental Science.
A B Abdullahi, A B Abdullahi and A R Siregar, A R Siregar and W Pakiding, W Pakiding and Mahyuddin, Mahyuddin (2021) The analysis of BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) contents in the water of around laying chicken farm. IOP Conf. Series: Earth and Environmental Science 788.
A B Abdullahi, A B Abdullahi and A R Siregar, A R Siregar and W Pakiding, W Pakiding and Mahyuddin, Mahyuddin (2021) The analysis of BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) contents in the water of around laying chicken farm. IOP Conf. Series: Earth and Environmental Science.
A Asis, A Asis and M Salam, M Salam and A R Siregar, A R Siregar and Rahmadanih, Rahmadanih and D Salman, D Salman and M H Jamil, M H Jamil and Supratman, Supratman (2020) Analyzing performance of BUMDES: Learn from waste bank and clean water units. IOP Conf. Series: Earth and Environmental Science 575.
D Salman, D Salman and S Aisyah R, S Aisyah R and A R Siregar, A R Siregar and S Baba, S Baba (2020) Coexistence mode of production based dairy cow supporting farming in producing biogas as renewable energy resources. IOP Conf. Series: Earth and Environmental Science.
S Aisyah R, S Aisyah R and D Salman, D Salman and A R Siregar, A R Siregar and S Baba, S Baba (2020) Potential of biogas production as renewable energy in smallholder dairy farming in Enrekang District, South Sulawesi. IOP Conf. Series: Earth and Environmental Science.