密云水库集水区河岸生物工程措施初探-水土保持研究.PDF

13 3 Vo l. 13 No . 3 2006 6 Research of So il and Water Co nserv atio n Jun . , 2006 王 芳, 高甲荣 ( , , 100083 : , , , , , , , , , , , , , : ; ; : X 171. 1; T V621 : A : 1005- 3409( 2006 0 3- 0238- 03 Soil Bioengi neering of Riparian in Miyun Reservoir Watershed WA N G F ang, GA O Jia- ro ng (Beij ing Forestry University , K ey L aboratory of Soil and Water Conservation Desertif ication Combating , Ministry of ducation, Beij ing 1000 83, China) Abstract: M iy un Reserv oir play s an impor tant ro le in supply ing w ater fo r industr ial and hou seho ld u se in Beij ing. M iy un Reser- v oir w at ershed is in mo untainou s r egion , w here the precipitation is co ncentrat ed in summer . Ho w ev er, the ser iou s soil ero sion threatens ecolog ical environment of M iyun R eser voir w atershed, so how to co ntr ol soil er osion and improv e ecolo g ical environ- ment beco mes ur gent . So il bioeng ineer ing relates plant and its eff ect o n slo pe instability w ith er osio n process and has the double eff ect o f instant eng ineer ing and sustainable protectio n in erosion contr ol and env ir onment prot ection . W ith its bio lo gical charac- ter istics and its dy namic nature, so il bioengineer ing diff ers f rom tr adit ional civ il eng ineering . T he functio n of r ipa rian zo ne is dis- cu ssed , the compound function of soil bioeng ineering is stated and the principle of plant species selection in soil bioeng ineering o f ripar ian is pr esented. On t he basis of these pr inciples, the t ypes and desig n patterns ar e prov ided in detail as the the