Browsing by Author "Horpestad, Abraham Andrew"
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Item Changes in zooplankton species composition in newly filled Bighorn Lake, Montana and Wyoming(Montana State University - Bozeman, College of Agriculture, 1977) Horpestad, Abraham AndrewItem Factors affecting the distribution and abundance of aquatic macrophytes in parts of the Madison, Firehole and Gibbon rivers(Montana State University - Bozeman, College of Agriculture, 1969) Horpestad, Abraham Andrew