ESTATE CROPS NEWS – Physic nut (Jatropha curcas L.) has been recommended as one of a new and renewable energy source. Utilization of physic nut seeds as an energy source in Indonesian villages has not been intensively published. The stove using jatropha seed was designed by Balittas and prospective to be applied to fulfill the cooking need at household level in the village.
The seed supply could be obtained from the existing jatropha plants by applying cultural practices to get the seed production as much as needed for cooking. The use of jatropha seed stove (capacity 600 g; consumption 300 g/h, heat production around 420oC would substitute or replace the use of LPG and/or fire woods the villagers usually used by 20% and 35%, respectively.
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