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以甘肃省引洮灌溉工程为例，根据项目主体可行性研究的要求，论证了绿化土地的分布和面积，分析了绿化地的立地条件，提出了绿化植物种选择方案。并根据项目对绿化的特殊要求，通过对绿化方案的比选，提出了可行的绿化方案。
Taking the Irrigation Project in Yinan, Gansu Province as an example, the distribution and area of afforestation land are demonstrated according to the requirements of project feasibility study. The site condition of afforestation is analyzed and the plan of afforestation species selection is put forward. According to the special requirements of the project for greening, a feasible greening plan was put forward by comparing and selecting greening options.