Showing papers by "Indonesian Institute of Sciences published in 1981"
TL;DR: Paleomagnetic results from the northern arm of Sulawesi show that the arm has been subjected to a clockwise rotation of more than 90° and that its rotational motion began no later than the middle Miocene as mentioned in this paper.
43 citations
TL;DR: Meat-eating was observed for the first time among a population of wild orang utans at Gunung Leuser National Park, Sumatra and an adult female who was consorting with an adult male consumed a gibbon carcass.
Abstract: Meat-eating was observed for the first time among a population of wild orang utans at Gunung Leuser National Park, Sumatra. An adult female who was consorting with an adult male consumed a gibbon (Hylobates lar) carcass. There was no food sharing between the consort pair. The absence of food sharing is interpreted as indicative of the anti-social attitude of adult orang utans.
29 citations
TL;DR: In this paper, the mean direction of the Sumba sedimentary rocks is determined by thermal demagnetization and the presence of normal and reversed polarities, and the reliability of the direction is ascertained through thermal demagnetic measurements.
20 citations
TL;DR: A survey was carried out to determine the presence of Clostridium botulinum in samples of sediment and seafoods from the fishing areas of the western part of Indonesian waters, and among the 3,433 samples, 82 (2.4%) were positive for C.Botulinum.
Abstract: A survey was carried out to determine the presence of Clostridium botulinum in samples of sediment and seafoods from the fishing areas of the western part of Indonesian waters. Among the 3,433 samples, 82 (2.4%) were positive for C. botulinum. Type E was not found.
8 citations