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对日本北海道西南部的两个不同土地利用方式流域的几场降雨中的悬移质输沙量进行了观测。一个流域完全被森林所覆盖 ,另一个流域农业用地占 35%。这个地区主要种植日耕型的高原作物 ,该作物系喂养菜牛的饲料。从 1 997年 5月到 1 998年 1 0月 (不包括 1 997年 1 1月至1 998年 4
Suspended sediment transport in several rainfalls over two different land use basins in southwestern Hokkaido was observed. One basin is completely covered by forests and the other basin accounts for 35% of agricultural land. The area is mainly planted with plowed highlands of the country where the crop is fed with vegetable cattle. From May 1997 to January 1998 (excluding the period from January 1997 to January 1998