Pengaruh Out Flow Plta Singkarak Terhadap Pola Tanam Daerah Irigasi Anai Sumatera Barat

Abstract: Anai Irrigation Areal layed in Padang Pariaman Perfecture with the Agriculture area 13.604 Ha. Water resources come from Anai River throug Anai Weir in Asampulau about 6 Km from Lubuk Alung. Since Anai Irrigation was operating, the Plan System are Vegetable–Rice–Rice, where are the vegetable are planed is corn, cili, and peanuts. In year 1997 the Electrical Department (PLN) was built-up the Singkarak Hydro Electric Power Project (SHEPP) by using water from Singkarak lake, and the water out flow are flown to Anai River, make the river debit in Anai Weir is increase. To see the Influense we make some simulation of Plan System till we get the debit requirement and compare with desain debit, we got thet the desain debit are bigger than water needed for plan. Through plan system simulation which is developed by improving the plan system intensity become 300 % (Rice–Rice–Rice), we known the plan periode are started on December is the bestBase on Economic Analisys of agriculture production, known that plan system improving can give the added value is about Rp. 94.292.440.000,- per year.
Keyword: Stock Debit, Irrigation Areal, Plan System, SHEPP
Penulis: Munafri
Kode Jurnal: jptsipildd080037

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