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随着人类生产、生活的发展,许多地方的生物资源不断遭到破坏,生态环境不断恶化,一些珍贵的动植物由于滥捕乱伐,受到了绝灭或者将要灭绝的危险,为拯救这些濒于绝灭的动植物,改善生态环境,黄河流域从60年代以来陆续建立了26个自然保护区,现分述如下: 一、山东省自然保护区: 1.高城自然保护区:位于高青县境内,地势低平,海拔10～16m,为冲积平原,面积1.6km~2多,保护森林生态系统及农林益鸟,建于1984年。 2、艾里—阎张自然保护区:位于高青县境内,地势低平,海拔10～16m,为冲积平原区,面积2.2km~2,保护珍稀鸟类天鹅,建于1984年。二、河南省自然保护区:
With the development of human production and living, the biological resources in many places are continuously destroyed and the ecological environment is deteriorating. Some precious plants and animals are threatened with extinction or extinction due to over-exploitation. In order to save these extinction Of the flora and fauna, and improve the ecological environment. Since the 1960s, the Yellow River Basin has successively established 26 nature reserves, which are described as follows: I. Nature Reserve of Shandong Province: 1. Gaocheng Nature Reserve: Located in Gaoqing County, Low level, elevation 10 ~ 16m, alluvial plain, an area of 1.6km ~ 2 and more to protect the forest ecosystem and agriculture and forestry benefits birds, built in 1984. 2, Airy - Yan Zhang Nature Reserve: Located in the high Qingxian County, low lying, elevation 10 ~ 16m, alluvial plain area, an area of 2.2km ~ 2, protection of rare birds swan, was built in 1984. Second, Henan Province Nature Reserve: