| Volume 5, No. 4 | December 1973 |
| Paul B. Kannowski, Editor | |
| TABLE OF CONTENTS | ||
| Reestablishment of Prairie in Eastern North Dakota | ||
| O. A. Stevens | 49 | |
| The Age Distribution of Environmental Periodicals | ||
| D. H. Johnson | 53 | |
| Some Observations on the Ecology of Plumatella repens (L.) (Bryozoa: Plumatellidae) in Northeastern North Dakota | ||
| R. D. Stoaks | 59 | |
| Christmas Bird Counts for North Dakota--1973 | ||
| R. N. Randall | 61 | |
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| Red-bellied
Woodpecker in Rolette County, North Dakota D. T. Disrud |
D.T.
Disrud 52
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| Index to Volume 5 |
64
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