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Journal : Journal of Tropical Soils

Sustainable Dry Land Management Model on Corn Agribusiness System Yulia Pujiharti; Oteng Haridjaja; . Eriyatno; I Wayan Rusastra
JOURNAL OF TROPICAL SOILS Vol 13, No 1: January 2008
Publisher : UNIVERSITY OF LAMPUNG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5400/jts.2008.v13i1.67-76

Abstract

The study aimed at building model of dry land management.  Dynamic System Analysis was used to build model and Powersim 2.51 version for simulating.  The parameter used in model were fertilizer (urea, SP-36, ACL), productivity (corn, cassava, mungbean), soil nutrient (N, P, K), crop nutrient requirements (corn, cassava, mungbean, mucuna), price (corn, cassava, mungbeans corn flour, feed, urea, SP-36, KCl), food security credit, area planted of (maize, cassava, mungbean), area harvested of (maize, cassava, mungbean), (corn, cassava, mungbean) production, wages and farmer income.  Sustainable indicator for ecology aspect was soil fertility level, economic aspects were productivity and farmer income, and social aspects were job possibility and traditions.  The simulation result indicated that sustainable dry land management can improve soil fertility and increase farmer revenue, became sustainable farming system and farmer society. On the other hand, conventional dry land management decreased soil fertility and yield, caused farmer earnings to decrease and a farm activity could not be continued.  Fertilizer distribution did not fulfill farmer requirement, which caused fertilizer scarcity.  Food security credit increased fertilizer application.  Corn was processed to corn flour or feed to give value added. 
Co-Authors A.A. Ketut Agung Cahyawan W Affandi, M.Joko Aji Hermawan Anas Miftah Fauzi Anas Mitfah Anggraini Sukmawati Aprianto, Heri Arief Daryanto Arief Safari Arif Satria Asep Sapei B. S. Kusmuljono Bambang S. Kusmuljono Bintang Akbar MB Bomer Pasaribu Bunasor Sanim CHANDRA INDRAWANTO D Agoes Goenawan D. Agus Goenawan Dadan Umar Daihani Dadang Sukandar Dedi Budiman Hakim Dedi Mulyadi2, Dedi Dino Rimantho Eka Intan Kumala Putri Erliza Noor Ernan Rustiadi Erwin Susanto Sadirsan Erwin Susanto Sadirsan Evita H Legowo Evita H. Legowo Fadjar Sofyar Gunawan Sumodiningrat Hadi Susilo Arifin Handojo Kristyanto HC Royke Singgih Hefni Effendi Hendrastuti Hendrastuti Heny K Daryanto heri apriyanto Heri Apriyanto Hermanto Siregar Hermanto Siregar Husain, Aryanto I Ketut Gunarta I Wayan Rusastra Ikhwanuddin Mawardi Ikhwanuddin Mawardi Iveline Anne Marie Johny Wahyuadi Soedarsono Joko Affandi Lala M Kolopaking M. Joko Affandi M. Joko Affandi M. Syamsul Maarif M.Yanuar J. Purwanto Machfud . MACHFUD MACHFUD Machfud Machfud Machfud Machfud Maliki Heru Santosa Marimin Marimin Maya Dewi Dyah Maharani Meika Syahbana Rusli Mirza Nirwansyah Muliaman D. Hadad Musa Hubeis Nastiti Siswi Indrasti Nicolaus Noywuli NOER SOETRISNO Nopi Hidayat Nopi Hidayat Nora H. Pandjaitan Noywuli, Nicolaus Nurfaida Nurfaida Nurheni Wijayanto Nurmala Panjaitan Nurul Taufiqu Rochman Oryzanti, Parwa Oteng Haridjaja Parlagutan Silitonga Parulian Hutagaol Rathoyo Rasdan Riyanto, Agus Safari, Arief Saharuddin Santun R.P. Sitorus Selna Adesetiani Sidik Herman, Sidik Sofiyessi, Ermia Suci Wulandari SUKARDI SUKARDI Sumardjito, Herry Sumardjo Sutrisno . Sutrisno, Sutrisno Syamsul Maarif Tajuddin Bantacut Teguh Adiprasetyo Tjiptogoro Dinarjo Soehari Trias Andati Tuti Herawati Widyo Gunadi Willy Susilo Willy Susilo Yandra Arkeman Yulia Pujiharti