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本文以榆阳区为例,分析总结出影响退耕还林限制性因子:气候干燥;水资源缺乏;土壤贫瘠;水土流失严重;鼠兔等有害生物的危害。结合本人近几年的工作实践,研究总结了几点退耕还林造林实用技术,因地制宜,科学规划;选择合理的造林模式;选择抗旱造林树种;提高整地质量;选用优质苗木;采用抗旱造林技术措施;并加强抚育管护,并展望了退耕还林今后的发展方向。从而供生产实践参考。
Taking Yuyang District as an example, this article analyzes and summarizes the restrictive factors that affect the conversion of farmland to forests: dry climate, lack of water resources, poor soil quality, serious water and soil loss, harmful effects of pest and other pests. Combining with my own work practices in recent years, this paper summarizes some practical techniques of reforesting afforestation, adapting to local conditions and scientifically planning, choosing reasonable reforestation mode, choosing drought-resistant afforestation species, improving soil preparation quality, selecting high quality seedlings, ; And strengthen the care management and protection, and foresaw the future development direction of the conversion of cropland to forest. Thus for production practice reference.