曲靖市混交林营造技术探讨

Afforestation Technology of Mixed Forest in Qujing City

以曲靖市为例,阐述了营造混交林在充分利用空间和营养面积、有利于改善立地条件、提高林产品的数量和质量、增加林分的生态效益和社会效益、抗灾害能力强等方面的意义与优势,分析了营造混交林的造林目的、立地条件、树种特性、经营条件等应用条件,总结了确定主要树种、选择混交树种、确定混交比例、选择混交方法、控制造林时间、抚育调控种间关系等混交林营造的关键技术,以期为曲靖市或者其它兄弟州市营造混交林提供一定的技术参考。

Taking Qujing City as an example,this paper expounded the significance and advantages of mixed forest construction in making full use of space and nutrient area,improving site conditions,improving the quantity and quality of forest products,increasing the ecological and social benefits of the stand,and having strong ability of disaster resistance,analyzed the afforestation purpose,site conditions,tree species characteristics and management conditions,and summarized the key technologies of mixed forest afforestation,such as the determination of main tree species and mixed proportion,the selection of mixed tree species and mixed method,the control of afforestation time and the regulation of interspecific relationship,to provide some technical reference for the afforestation of mixed forest in Qujing City or other cities.