« Previous |
1 - 20 of 61
|
Next »
Search Results
2. Water-quality assessment of part of the upper Mississippi River basin study unit, Minnesota and Wisconsin : nutrients, chlorophyll a, phytoplankton, and suspended sediment in streams, 1996-98
3. Water-quality assessment of part of the upper Mississippi River basin study unit, Minnesota and Wisconsin : nutrients, chlorophyll a, phytoplankton, and suspended sediment in streams, 1996-98
4. Water-quality assessment of part of the upper Mississippi River basin, Minnesota and Wisconsin--volatile organic compounds in surface and ground water, 1978-94
5. Water-quality assessment of part of the upper Mississippi River Basin, Minnesota and Wisconsin : nitrogen and phosphorus in streams, streambed sediment, and ground water, 1971-94
6. Water-quality assessment of part of the upper Mississippi River basin, Minnesota and Wisconsin : ground-water quality in three different land-use areas, 1996-98
7. Water-quality assessment of part of the upper Mississippi River Basin, Minnesota and Wisconsin : ground-water quality in the Prairie du Chien-Jordan Aquifer, 1996
8. Water-quality assessment of part of the Upper Mississippi River Basin, Minnesota and Wisconsin : environmental setting and study design
9. Water use for aquaculture in Minnesota, 1984
10. Water quality assessment of the Upper Mississippi River Basin, Minnesota and Wisconsin-polychlorinated biphenyls in common carp and walleye fillets, 1975-95
11. Water quality assessment of the Upper Mississippi River Basin, Minnesota and Wisconsin-polychlorinated biphenyls in common carp and walleye fillets, 1975-95
12. Water quality along selected flowpaths in the Prairie du Chien-Jordan aquifer, southeastern Minnesota
13. Use of biological characteristics of common carp (Cyprinus carpio) to indicate exposure to hormonally active agents in selected Minnesota streams, 1999
14. Trends in municipal-well installations and aquifer utilization in southeastern Minnesota, 1880-1980
15. Trace elements and organic chemicals in stream-bottom sediments and fish tissues, Red River of the North Basin, Minnesota, North Dakota, and South Dakota, 1992-95
16. Techniques for estimating the magnitude and frequency of floods in Minnesota
17. Techniques for estimating peak flow on small streams in Minnesota
18. Simulation of ground-water flow in the St. Peter aquifer in an area contaminated by coal-tar derivatives, St. Louis Park, Minnesota
19. Selected water-quality characteristics in the upper Mississippi River basin, Royalton to Hastings, Minnesota
20. Relation of periphyton and benthic invertebrate communities to environmental factors and land use at selected sites in part of the upper Mississippi River basin, 1996-98
- « Previous
- Next »
- 1
- 2
- 3
- 4