ISTIYANTI, ENI; SRIYADI, SRIYADI; DWININGSIH, RAHAYU (PROGRAM STUDI AGRIBISNIS FAKULTAS PERTANIAN UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-04-20)
The existence of the impact of excessive use of fertilizers and chemical pesticides that can
interfere with health and environment, encourage the development of organic farming
system. The purpose of this study is to ...