Authors: HELGESEN JO ZELT RB STAMER JK

Citation: Jo. Helgesen et al., NITROGEN AND PHOSPHORUS IN WATER AS RELATED TO ENVIRONMENTAL SETTING IN NEBRASKA, Water resources bulletin, 30(5), 1994, pp. 809-822

Authors: STAMER JK ZELT RB

Citation: Jk. Stamer et Rb. Zelt, ORGANONITROGEN HERBICIDES IN THE LOWER KANSAS RIVER BASIN, Journal - American Water Works Association, 86(1), 1994, pp. 93-104

Authors: ZELT RB DUGAN JT

Citation: Rb. Zelt et Jt. Dugan, SIMULATION AND MAPPING OF SOIL-WATER CONDITIONS IN THE GREAT-PLAINS, Water resources bulletin, 29(6), 1993, pp. 939-948