TWENTY residents at Malinau Hu­lu village were unusually busy throughout the recent month of June: they were planting the seeds of mangosteen trees. Then each day the 20 people belonging to the Karya Darma farmers group would monitor the growth of the seedlings from one house to the other.

Many villagers cultivate second crops and fruit trees, including mangosteen. However, the mangosteen grown by the Karya Darma farmers group is of a special