Studies in natural history.

On cover of v. 5-v. 7, no. 3: Bulletin of the State University of Iowa; v. 7, nos. 4-5: University of Iowa monographs; v. 8, no. 1- University of Iowa studies.

Great Lakes Protection Act of 1981 [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first and second sessions, December 15, 1981, March 9, 1982.

"No. 120."

EPA's regulations for land disposal of hazardous wastes [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, November 30; December 8, and 16, 1982.

"No. 180."

Carbon dioxide and climate [microform] : the greenhouse effect : hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment and the Subcommittee on Investigations and Oversight of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, March 25, 1982.

"No. 115."

Oversight of the national climate program [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first and second sessions, March 5, 1981 and March 16, 1982.

"No. 95."

Natural resources data bases [microform] : hearing before the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, House of Representatives, Ninety-seventh Congress, first session, June 2, 1981.

"Serial no. 97-K."

The natural gas option--new resources and new technologies [microform] : hearing before the Subcommittee on Energy Development and Applications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, July 22, 1981.

"No. 28."

1982 Department of Energy authorization (environmental research, environmental compliance, and environmental safety) [microform] : hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, March 31, 1981.

"No. 37."

Synthetic fuels environmental research and development [microform] : hearing before the Subcommittee on Energy Development and Applications and the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, October 1, 1981.

"No. 65."

Fiscal year 1983 NOAA authorization [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, February 23, 25, March 3, 1982.

"No. 84."

Environmental Protection Agency research and development posture hearing [microform] : hearing before the Subcommittee on Natural Resources, Agricultural Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, October 22, 1981.

"No. 123."

Fiscal years 1983 and 1984 Environmental Protection Agency research and development authorization [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, February 24, March 2, 19, 1982.

"No. 124."

The natural gas option--new resources and new technologies [microform] : hearing before the Subcommittee on Energy Development and Applications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, July 30, 1982.

CIS Microfiche Accession Numbers: CIS 83 H701-10

The nation's long-term agriculture research needs [microform] : hearings before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, second session, July 27, 29, 1982.

"No. 152."

Environmental effects of sewage sludge disposal [microform] : hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, May 27, 1981.

"No. 24."