Özet:

Sago can be used as raw material for sugar and bioenergy on a national scale because Indonesia has huge sago area especially in the eastern part of Indonesia. Sago can grow well in peat soil. The aim of this research is to develop peat soil optimally at Tanjung Peranap Village, Meranti Island District, Riau Province. The research involved land owner in the region burned down in 2016, extension service and local government. Research form activities indicates that the local people income increase because they harvested cayenne chili, big red chili, sweet corn, baby corn, corn kernel, green kale and watermelon. Their income was Rp 7200000, Rp 2625000, Rp 2774400, Rp 4368000, Rp 2995230, Rp 5400000 and Rp 4900000 respectively. Various income from mixed cropping can change the farmer mind. They realize that mixed cropping can be reliable as an income source and change their activity from destroyed the forest and mangrove to cultivated mixed cropping. It can minimalize the environmental damage.

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