| Volume 22, No. 1 | March 1990 |
| Paul B. Kannowski, Editor | |
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| TABLE OF CONTENTS | ||
| Duck Nesting on Islands At J. Clark Salyer Refuge in North Dakota, 1983-1984 | ||
| A. D. Aufforth, H.Goetz and K. F. Higgins | 1 | |
| Production of Tall-Grass Prairie Herbs Below Eastern Redcedar | ||
| S. D. Smith and J. Stubbendieck | 13 | |
| Habitat Breadth of Nongame Rodents in The Mixed-Grass Prairie Region of North Central Kansas | ||
| D. W. Kaufman, B. K. Clark and G. A. Kaufman | 19 | |
| Unionid Molluscs in The Big Bend Reach of The Platte River, Nebraska | ||
| M. D. Roedel | 27 | |
| Population Characteristics of Rock Bass in Three Northeastern South Dakota Lakes | ||
| G. C. Hoffman, C. L. Milewski and D. W. Willis |
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| A Proposed Standard Weight (W's) Equation For Sauger | ||
| C. S. Guy, E. A. Bettross and D. W. Willis |
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| Use of Helicopters For Surveys of Nesting Red-Shouldered Hawks | ||
| J. G. Cook and S. H. Anderson |
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| NOTES | |
| Distributional Records of The Great Plains Rat Snake in
Dinosaur
National Monument R. M. Engeman and A. Engeman |
54 |
| First Record of Nominotypical Incisalia polia
(Lepidoptera,
Lycaenidae) for North Dakota R. A. Royer |
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| Displacement of White-Tailed Deer By Flooding G. L. Dusek |
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| Common Range Forbs of Nebraska G. E. Larson |
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| North Dakota's Wildflowers J. Sinner and M. J. Sinner |
60
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| A Potpourri of Preditors D. L. Garshelis |
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| EDITORIAL POLICY Editor |
63
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| SUGGESTIONS FOR CONTRIBUTORS Editor |
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