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Title: The Utilization of Dry Land in The Bogowanto River Catchment,Central Java in the Dry Season
Authors: Tambunan, Mangapul P.
Keywords: catchment area
dry land
summer season
transformation tasselled cap
Issue Date: Oct-2008
Publisher: ARSPC
Series/Report no.: Volume 14;
Abstract: Catchment area of Bogowonto river has a great potential for dry land. The development of dry land especially in Bogowonto river has to watch environment conservation. This research discuss about dl)' land in Bogowonto catchment area related with physically factor as altitude, elevation. soil, and river density. To identify of dry land based on interpretation of image landsat by using transformation of t.asselled cap for that this research used a image landsat 7 ETM 2006. Tite result showed Lhat dry land rise in upstream area include a sub catchment area as Jebol river, Kodil river, and Kedungmente river. As low land a sub catchment area Bogowonto has been a least than up land cathment area in Central Java province. The changing of dry land in upstream area because of conversation of forest to builL up area and agriculture land. In downstream area the changing of dry land because of the change of dry land to settlement and agriculture area as paddi land. Physically factor values of the using to dry land pattern has been a value more than 500 for as altitude region, elevat ion > 16%, Latosol soil yellow lo red and small river density.
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