汉江上游金水河流域森林植被对水环境影响_卜红梅.pdfVIP

20 10, 30 (5 ):1341— 134 8 ActaEcologicaSinica 1, 2 1 1, ＊ 卜红梅 ,党海山,张全发 (1., 　430074;2., 　100049 ) :, 。 、 , , ;, 、、, 6 3 。, (1) 4 66.79×10 m, (2 ) pH , ; TDS、COD、HCO、SO、C、lNO、NH-N、NO-N、PO-P、TDP、A、Ba、C、rNa、 Mn 3 4 3 4 3 4 Pb、Fe、K、Mn、V Zn, 。 (3), 。 。 :;;;; ImpactofforetvegetationonwaterenvironmentoftheJinhuiRiverBainin theUpperHanRiver 1, 2 1 1, ＊ BUHongmei, DANGHaihan, ZHANGQuanfa 1 KeyLaboratoryofAquaticBotanyandWaterhedEcology, WuhanBotanicalGarden, ChineeAcademyofScience, Wuhan430074, China 2 GraduateSchoolofChineeAcademyofScience, Beijing100049, China Abtrac:tA acaetudyofareaintheJinhuiRiverbainoftheupperHanRive,rthemipactofforetvegetationon waterenvironmentwereinvetigated.Thewaterconervationvolumewerecalculatedbyuingtheannualrainfa,llcrown coverinterceptionrateandareaofdifferentforettype.Theeffectoftheforetecoytemonwaterqualitywere determinedbymonitoringandcomparingthewaterqualityofrainfa,lllitterlayerwate,r oillayerwaterandriverwaterin theriveroutletforthebroad-leafforetecoytemofthebain.Thereultindicatedthat(1)theannualconervedwater 6 3 volumethroughtheforetecoytemoftheJinhuiRiverbainwaabout466.79×10 m.(2 )ThepHvaluecouldbe regulatedbythebroad-leafforetecoytemofthebain, whichalleviatedtherainacidity.Similarly, thephyico-chemical concentrationofrainfa,llincludingTDS, COD, HCO, SO, C,lNO, NH-N, NO-N, PO-P, TDP, A, Ba, C,r Mn 3 4 3 4 3 4 N,aPb, Fe, K, Mn, VandZn, werereduced, andhencethewaterqualitywapurified.(3 )Theourceofmatterinthe riverwaterweredifferentbaedontheaementforthewaterqual