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50 years of achievement : the cooperative research unit program in fisheries and wildlife, 1935-1985 / prepared by David L. Lendt with the editorial assistance of Erwin E. Klaas, John R. Moring and Richard W. Gregory

50 years of achievement : the cooperative research unit program in fisheries and wildlife, 1935-1985 / prepared by David L. Lendt with the editorial assistance of Erwin E. Klaas, John R. Moring and Richard W. Gregory
Microform図書
1984<YCA-I 49.2:C 78/3/935-85>
National Diet Library

Some limnological characteristics of eight limestone excavations in south Florida / by Mark Hudy, and Richard W. Gregory

Some limnological characteristics of eight limestone excavations in south Florida / by Mark Hudy, and Richard W. Gregory
Microform図書
1984<YCA-I 49.89:83/34>
National Diet Library

Utilization of surface coal mine waste water for construction of a northern pike spawning/rearing marsh / by Richard W. Gregory, Allen A. Elser, Thomas Lenhart

Utilization of surface coal mine waste water for construction of a northern pike spawning/rearing marsh / by Richard W. Gregory, Allen A. Elser, Thomas Lenhart
Microform図書
1984<YCA-I 49.89:84/03>
National Diet Library

Annual report of the Cooperative Fishery Units.

Annual report of the Cooperative Fishery Units.
Paper図書
U.S. Dept. of the Interior, Bureau of Sport Fisheries and Wildlife-1974.<RB711-1>
National Diet Library
  • Author Heading...ub, Stephen H. Gregory, Richard W. United States. Bureau of Spor...

Smallmouth bass and largemouth bass in the tongue river reservoir, Montana, 1975-76

Smallmouth bass and largemouth bass in the tongue river reservoir, Montana, 1975-76
Paper図書
by Russell F. Penkal and Richard W. GregoryEnvironmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency1980
Other Libraries in Japan
  • Author HeadingPenkal, Russell F. Gregory, Richard W. Environmental Research Labora...

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