TY - BOOK T1 - Occurrence of pesticides, nitrite plus nitrate, arsenic, and iron in water from two reaches of the Missouri River alluvium, northwestern Missouri--July 1988 and June-July 1989 DA - 1993. CY - Rolla, Mo. : CY - Denver, Colo. : AU - Ziegler, Andrew C. CN - I 19.76: PB - U.S. Dept. of the Interior, U.S. Geological Survey ; PB - Books and Open-File Reports Section [distributor], PP - Rolla, Mo. : PP - Denver, Colo. : PY - 1993. N1 - Chiefly tables. N1 - "By Andrew C. Ziegler [et al.]"--Caption t.p. N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 94-0125-M. ID - 198451 KW - Groundwater KW - Water TI - Occurrence of pesticides, nitrite plus nitrate, arsenic, and iron in water from two reaches of the Missouri River alluvium, northwestern Missouri--July 1988 and June-July 1989 ER -