Analisis Daya Saing Usahatani Padi Organik terhadap Padi Konvensional di Desa Ketapang, Kecamatan Susukan, Kabupaten Semarang Provinsi Jawa Tengah = Competitiveness Analysis of Organic Rice Farming on Conventional in Ketapang Village, Susukan District, Semarang Disrict of Central Java Province - Yulianingsih, Umi (Program Studi Agribisnis FPB-UKSW, 2018)