摘要: For many streams in the Pacific northwestern U.S.A., nearly all sediment is transported during brief, distinct runoff events. The event sequence can be stochastically described by combining a Poisson process, a flow frequency anal... 展开 For many streams in the Pacific northwestern U.S.A., nearly all sediment is transported during brief, distinct runoff events. The event sequence can be stochastically described by combining a Poisson process, a flow frequency analysis, and a sediment-rating curve. The model is used to predict long-term distributions of annual suspended-sediment yields from two small watersheds in the Oregon Coast range. 收起