山东省沂南县是革命老区,由于多种复杂的自然和历史原因,多年来绿化速度慢,林木覆盖率率低。令人瞩目的是,近几年这个县绿化速度加快,一跃成为林业生产先进县,其“秘诀”何在?主要是抓住义务植树运动的契机,在“义务”两字上做文章。沂南县为加速绿化,他们从统一认识人手,在全县开展了“爱我沂南,绿化沂南”的宣传教育活动,号召全县干部群众为消灭 Yinan County, Shandong Province, is an old revolutionary base area. Due to a variety of complex natural and historical reasons, greening has been slow and the rate of tree cover has been low for many years. What attracts people’s attention is that in recent years the county’s greening has been accelerated and it has become an advanced county in forestry production. What is its “secret”? It mainly seizes the opportunity of volunteer tree planting and makes an issue in the word “obligation”. Yinan County to speed up the afforestation, they know from a unified manpower in the county launched a “love me Yinan, green Yinan” publicity and education activities, called on the cadres and the masses to eliminate