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United States Department of Agriculture

Agricultural Research Service

Related Topics

John Madsen
Exotic and Invasive Weeds Research
Research Biologist
John.Madsen@ars.usda.gov
Phone: (530) 752-7870
Fax: (530) 752-4604
DEPT OF PLANT SCIENCES, UC DAVIS, 274 ROBBINS HALL
ONE SHIELDS AVENUE
DAVIS, CA, 95616

Projects
Enhancing Water Resources Stewardship through Aquatic and Riparian Weed Management
Appropriated (D)
  Accession Number: 429011
Watershed-scale Assessment of Pest Dynamics and Implications for Area-wide Management of Invasive Insects and Weeds
Appropriated (D)
  Accession Number: 430049
Factors Influencing the Sprouting Dynamics and Establishment of the Monoecious Biotype of Hydrilla
Interagency Reimbursable Agreement (I)
  Accession Number: 427375
Improving Chemical Control of Flowering Rush Using Phenological Weak Points
Interagency Reimbursable Agreement (I)
  Accession Number: 429326
Insects Associated with Eurasian Watermilfoil
Specific Cooperative Agreement (S)
  Accession Number: 421989
Areawide Management of Invasive Weeds in the Sacramento/San Joaquin River Delta to Assist the California Division of Boating and Waterways
Specific Cooperative Agreement (S)
  Accession Number: 427245

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Efficacy of combinations of diquat or triclopyr with fluridone for control of flowering rush - (Peer Reviewed Journal)
Madsen, J.D., Turnage, G., Getsinger, K.D. 2016. Efficacy of combinations of diquat or triclopyr with fluridone for control of flowering rush. Journal of Aquatic Plant Management. 54(2):68-71.
Management of flowering rush in the Detroit Lakes, Minnesota - (Peer Reviewed Journal)
Madsen, J.D., Sartain, B., Turnage, G., Marko, M.D. 2016. Management of flowering rush in the Detroit Lakes, Minnesota. Journal of Aquatic Plant Management. 54(2):61-67.
Evaluation of six herbicides for control of swamp smartweed [Persicaria hydropiperoides (Michx.) Small] under flooded and moist soil conditions - (Peer Reviewed Journal)
Madsen, J.D., Wersal, R.M. 2015. Evaluation of six herbicides for control of swamp smartweed [Persicaria hydropiperoides (Michx.) Small] under flooded and moist soil conditions. Journal of Aquatic Plant Management. 53:224-227.
Operational control of Eurasian watermilfoil and impacts to the native submersed aquatic macrophyte community in Lake Pend Oreille, Idaho - (Peer Reviewed Journal)
Madsen, J.D., Wersal, R.M., Woolf, T.E. 2015. Operational control of Eurasian watermilfoil and impacts to the native submersed aquatic macrophyte community in Lake Pend Oreille, Idaho. Invasive Plant Science and Management. 8:219-232.
Investigation of Darwin’s naturalization hypothesis in invaded macrophyte communities - (Peer Reviewed Journal)
Fleming, J.P., Dibble, E.D., Madsen, J.D., Wersal, R.M. 2015. Investigation of Darwin’s naturalization hypothesis in invaded macrophyte communities. Biological Invasions. 17(5):1519-1531.
Last Modified: 8/24/2016
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