00339nam a2200097   450000100070000000500170000700800360002410000460006024501160010626400190022201281320260807101709.0260101s1992    pe      000 0 spa  d1 aDepartment Of Energy And Natural Reources10aCharacterization Of Study Areas For The Pilot Study : agricultural chemicals in rural, private Wells In Illiois 1aIllinoisc1992