00992nam a2200205 k 4500001001300000005001500013008004100028041001300069049003200082052001900114056001100133082001200144100004800156245022400204260003600428300003000464502009600494653015900590963003700749KDM20003181820180726110734001015s1999    hbka       LB 000   kor  0 akorbeng0 lEM2071981lEM2071982c2fDP01a537b김832ㅈ  a537240 a6272211 a김주훈,g金周勳,d1966-0KAC20183530410a지리정보시스템에 의한 유역 비점오염 부하량 산정시스템 개발=x(A)system development for estimating non-point source pollutant loads from watershed using geographic information system/d金周勳  a청주:b忠北大學校,c1999  axv,121장:b삽도;c26cm1 a학위논문(박사) --b충북대학교 대학원:c토목공학과 수공학전공,d1999  a지리정보시스템a유역a비점오염a부하량a산정시스템aSTIMATINGaNONPOINTaSOURCEaPOLLUTANTaLOADSaWATERSHEDaGEOGRAPHICaINFORMATION  a토목공학과a수공학전공