According to the observed data from loess hilly region at Ansai county in 1998, soil moisture of 5~7 year seabuckthorn stands and its influence on seabuckthorn growth are studied.The experimental results showed that:(1) The absorption range of seabuckthorn roots can extend a depth of under 2 m layer, at the scope of 2 m layer, the characteristic of vertical variation of soil moisture of woodlands is that, soil moisture has a tendency of decreasing with the depth of layer increasing, there are two str...
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