FLOW PRODUCTION AND SEDIMENT PRODUCTION AND THEIR PROCESSES IN CHINESE PINE WOODLANDS IN THE LOESS PLATEAU
黄土高原油松林地产流产沙及其过程研究

The flow production and sediment production and their processes were studied in the paper based on the data from observation in runoff plots for many years and from simulated rainfall experiment,using an automatic runoff recording instrument made by ourself.The results showed that,compared with farmland,the runoff in chinese pine ( Pinus tablulaeformis )stand,the stand without litter and in its cutover area with all vegetation under the stand decreased by 88 0%,27 0%,87 8% respectively,and the soil los...