青石山区梯田地堰林业经济开发效益探讨

Benefits of Different Plant Compounds on Terrace Barrier in the Rocky Mountain Area

对青石山区梯田地堰 8种植物配置模式的效益进行了调查 ,结果表明 :各参试模式的纯收入与年投资收益率均高于对照 ;不同的配置模式纯收益不同 ,其中以香椿、核桃投资收益率最高 ;在主栽树种密度相同的情况下 ,立体栽植效益好于单一树种 ;

Benefits of eight types of plant compound on the terrace barrier in the rocky mountain area were investigated. The results showed that net income and investment returns of each type were higher than the control. Different compounds resulted in different net benefits and the investment returns of Chinese toon and walnut combination were the highest. Under the same planting density of the main tree, the benefits of stereo planting were better than single planting. Proper close planting in early days could increase the unit barrier benefits.