OALib Journal期刊
狮泉河盆地风沙灾害成因及其防治
, PP. 1-9
Keywords: 狮泉河盆地 ,风沙灾害 ,风沙防治 ,技术参数
Abstract:
高寒干旱的气候、强劲的风力和富含易蚀物质的地表条件,孕育了狮泉河盆地剧烈的风沙灾害.狮泉河盆地风沙灾害治理工程由砾石沙障、防护林带、人工草地和灌溉工程组成.根据砾石沙障和林带防风阻沙效果的风洞模拟实验,以及戈壁风沙流的现场测定,砾石沙障走向确定为351.1°(与盆地主害风向的夹角为77°),高度为1.2m,沙障间距为12H.防护林带与砾石沙障平行配置,选用当地适宜生长的班公柳为造林树种,采用疏透度为0.5~0.8的通风结构,林带间距为43.2m.平行沙障和林带的合理配置,可以将工程区的风力控制在起沙风速以下.砾石沙障和防护林带间建设人工草地.
References
[1] 王涛.中国的沙漠和沙漠化[M].石家庄:河北科学技术出版社,2003. [2] 董光荣,高尚玉,金炯.青海共和盆地土地沙漠化与防治途径[M].北京:科学出版社,1993. [3] 董光荣,董玉祥,金炯,等.西藏一江两河中部流域地区土地沙漠化成因与发展趋势研究[J].中国沙漠,1994,14(2):9-17. [4] 李森,董光荣,董玉祥,等.西藏一江两河中部流域土地沙漠化防治目标、对策与治沙工程布局[J].中国沙漠,1994,14(2):55-63. [5] Stephen A W,Nickling W G.The protective role of sparse vegetation in wind eros ion[J].Progress in Physical Geography,1993,17(1):50-68. [6] Buckley R C.Soils and vegetation of Central Australian Sandridges[D].Canberra:Australian National Univ.,1979. [7] Offer Z I,Goosens D,Shachak M.Aeolian deposition of nitrogen to sandy and loessial ecosystems in the Negev Desert[J].J.Arid Environ, 1992,23:355-363. [8] CCICCD.China Country Paper to Combat Desertification[M].Beijng:China Forestry Publishing House,1996:18-31. [9] 金炯,董光荣,邵立业,等.西藏土地风沙化问题的研究[J].地理研究,1994(1):60-69. [10] 邵立业,周广立,董光荣,等.狮泉河镇风沙整治第一期工程设计[J].中国沙漠,1993,13(1):1-10. [11] 金炯,董光荣,邵立业,等.阿里地区狮泉河镇风沙危害与整治规划[J].中国沙漠,1991,11(3):20-28. [12] 邹学勇,董光荣.森格藏布河谷盆地第四纪地貌发育和环境演变[J].干旱区资源与环境,1992(1):58-67. [13] 邹学勇,董光荣,王周龙.戈壁风沙流若干特征研究[J].中国沙漠,1995,15(4):368-373. [14] 刘贤万.实验风沙物理与风沙工程学[M].北京:科学出版社,1995. [15] 周世威,程致力,尹洁芬.林带防风效应的实验[J].林业科学,1987,23(1):11-23. [16] Bofah K K,A hmad W.On the structure of aeolian sand dunes created by porous fences[A].EI-Baz F,EI-Tayeb IA,Hassan M HA.Sand Tran sport and Deposition in Arid Lands[M].Singapore:World Scientific,1990:389-418. [17] Gandemer J.Lútilisation dúne soufflerie pourlánalyse des effets desamnagements surles dunes[R].Intern.Publ. EN-ADYM 86-11 L, Centre Scien tifiqueet Technique du Batmient,Nantes 15,1986.pp.+2 Ann. [18] Chepil W S,Wodruff N P,Siddoway F H,et al..Vegetative and nonvegetative materials to control wind and water erosion[J].Soil Sci. Soc. Am.Proc.,1963,27(1):86-89. [19] Wasson R C,Nanninga PM.Estimating wind tran sport sand on vegetated surface[J].Earth Surf. Processes Land forms,1986,11:505-514. [20] 董治宝,陈渭南,董光荣,等.植被对风沙土风蚀作用的影响[J].环境科学学报,1996,16(4):442-446. [21] Drees L R,Manu A,Wilding L P.Characteristics of aeolian dusts in Niger,West Africa[J].Geoderma.1993,59:213-233. [22] Danin A,Bar-or Y,Dor I,et al.The role of cyanobacteria in stabilisation of sand dunes in Southern Israel[J].Ecol. Medit.,1989,15(1/2):55-64. [23] Mohammed A E,Stigter C J,Adam H S.On shelterbelt design for combating sand in vasion[J].Agric.Ecosyst.Environ.,1996,57:81-90. [24] Stiger C J,Darnhofer T O,Herrera H S.Crop protection from very strong winds.Recommendations from a Costa Rican agroforestry case study [25] [A].Reifsnyder W S and Darnhofer T Q.Meteorology and Agroforestry[M].ICRAF Nairobi, 1989:521-529.
Full-Text
Contact Us
service@oalib.com
QQ:3279437679
WhatsApp +8615387084133
