【摘要】 本文在分析吉林西部的生态特点、植物地域分布规律和林少草稀的主要矛盾之后,论述了乔灌草结构是最佳生态结构,最后介绍了生态草建设工程是按照生态适应性和植物地域分布规律建设林草结合的国土生态安全体系的最佳模式。更多还原

【Abstract】 Ecological characteristics and regional plant distribution of west Jilin, China were analyzed in this paper. Aiming to current situation of there with a few scattered trees and sparse grass, the optimum ecological structure by tree, shrub and fodder grass in combination was discussed. Finally, eco-grass development project as optimum model to the land ecological safety system in afforesting and grass-planting was presented.更多还原