内蒙古河套灌区盐碱地枸杞种植效益分析

枸杞不仅是盐碱地利用的重要经济树种,而且也是重要的生态树种。它具有较强的改土和保持水土作用、以及较高的经济效益和良好的社会效益。通过分析河套灌区盐碱地枸杞的种植效益,结果表明:种植枸杞3年,0~40cm土壤由表层向下分别脱盐77.97%、69.19%、44.98%,且Cl-、SO42-、Na++K+下降较为明显;枸杞是河套平原传统农业支柱产业之一,每公顷的纯收益约在35 898.7~43 110.7元之间;同时,它在引导农村产业结构调整,促进农村经济的发展等方面具有重要作用。

Analysis on Benefits of Planting Lycium chinese in Saline-alkali Soil in Hetao Irrigation Area of Inner Mongolia

Lycium Chinese is not only an important economic species used for saline-alkali soil,but also an important ecology species.It has strong functions for improving soil and conserving soil and water.It can yield good social and economic benefits.Through analysis on benefits of planting Lycium chinese in saline-alkali soil,the results showed that after Lycium chinese being planted 3 years,the soil at the depth of 0～40cm from surface downward respectively is desalinated by 77.97%,69.19% and 44.98%.And CI-、SO42-、Na++K+ obviously declined.Lycium Chinese is one of traditional farming pillar industries of Hetao plain and the net income per hectare is approximately between 35898.7 and 43110.7 Yuan.At the same time,it plays an important role in readjustment of rural business structure and promotion of rural economic development.