摘要
第一次湿地资源调查,云南省有100 hm2以上各类湿地总面积23.53×104hm2,以河流湿地和湖泊湿地占绝对优势;第二次调查云南省湿地总面积56.43×104hm2,其中自然湿地39.31×104hm2,占湿地总面积69.66%,人工湿地17.12×104hm2,占湿地总面积30.34%。与第一次相比,第二次全省湿地资源调查湿地面积增加32.50×104hm2;第二次调查增加了季节性河流、喀斯特溶洞湿地、洪泛平原湿地、灌丛沼泽、森林沼泽、淡水泉、运河/输水河及水产养殖场8种湿地型,增加湿地面积2.34×104hm2;全省湿地类型自然保护区无论数量还是面积都呈现增加态势,数量共增加12个。
The first wetland resource survey, the total area is 23.53 ten thousands ha. of all kinds of over 100 ha. wetland in Yunnan, occupying absolute predominance by riverine wetland and lake wetland; the second sur- vey, the total area is 56.43 ten thousands ha. , including natural wetland 39.31 ten thousands ha. , occupying 69.66% of total area, constructed wetlands 17.12 ten thousands ha. , occupying 30. 34%. Compared with the first time, the second wetland resource survey increased 32.50 ten thousands ha. of wetland area, increased 8 kinds of wetland type （ephemeral stream, karst cave wetland, flood plain wetland, bush fallow bog, forest bog, fresh, canal/water delivery river and aquafarm）, increased 2.34 ten thousands ha. of wetland area, and whether quantity or area of wetland nature protection area both appear increasing trend in the whole province, in- creased 12 in quantity.
出处
《云南地理环境研究》
2013年第6期22-26,共5页
Yunnan Geographic Environment Research
关键词
湿地
资源调查
云南省
Wetland
Survey of resource
investigation of wetland resources
Yunnan
