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114 Alabama Mapping, control, and revegetation of cogongrass (Imperata cylindrica) Infestations on Alabama right-of-way Alaska Vetch (Coronilla varia) infestations in Alaska http://www.dot.state.ak.us/stwddes/research/assets/pdf/fhwa_ak_rd_02_11.pdf California Biocontrol research for control of cape ivy (Delairea odorata), star thistle (Centaurea solstitialis), and broom (Cytisus scoparius) Connecticut Phragmites (Phragmites australis) control Indiana Johnsongrass (Sorghum halepense) control Iowa 1. Control of Japanese knotweed (Polygonum cuspidatum) with herbicides 2. Control of wild parsnip (Pastinaca sativa) with herbicide 3. Control of leafy spurge (Euphorbia esula) with herbicides 4. Control of burning bush (Kochia scoparia) with various herbicide mixes 5. Competitiveness of low-growing seed mixes in a median Louisiana Willow tree research Maryland 25 year study of various control treatments for Canadian thistle (Cirsium arvense) and other thistles such as bull (Cirsium vulgare), musk (Carduus nutans), and plumeless thistles (Carduus acanthoides) Minnesota 1. Prairie establishment and invasives control 2. Controlling leafy spurge (Euphorbia esula) and Canada thistle (Cirsium arvense) by competitive species 3. Management and control of Reed canary grass (Phalaris arundinacea) in restored wetlands 4. Facilitating native plant community establishment in wetlands following invasive plant removal 5. Biological control of Canada thistle (Cirsium arvense) in wetland prairie restoration 6. Canada thistle (Cirsium arvense) seed movement http://www.dot.state.mn.us/environment/publications.htmlâforestry APPENDIX E State Department of Transportation Research Related to Invasive Species Control
115 North Carolina Some of the research funded by NCDOT: 1. Increased options for weed management in the North Carolina Highway Wildflower Program 2. Vegetation management under guardrails for North Carolina roadsides 3. Herbicide options for weed management in the North Carolina Highway Wildflower Program 4. Weed control in wildflower beds 5. Control of Japanese knotweed (Polygonum cuspidatem) along the roadsides 6. Control of invasive plants using wet blade application techniques http://www.ncdot.org/planning/development/research/ Pennsylvania Pennsylvania Roadside Research Project funded by PennDOT since 1985. Research on: 1. Integrated vegetation management 2. Management of specific weed species, such as tree-of-heaven (Ailanthus altissima), Japanese knotweed (Polygonum cuspidatem), and Canada thistle (Cirsium arvense) 3. Evaluation of alternative plant materials for roadside conservation plantings, such as native warm-season grasses and forbs 4. Evaluations of corridor management approaches, equipment, and herbicides http://rvm.cas.psu.edu/intropage.html South Carolina 1. In-house bamboo control research project 2. Cogongrass (Imperata cylindrical) control Texas 1. Ten compost projects 2. Seven native grass projects 3. Multiple herbicide research trials annually Utah 1. Mapping 2. Biocontrol 3. Reduced mowing Wyoming 1. Investigation of Species to Grow in Snowfence Areas, Report WY-94-04 2. Ecological Assessment and Evaluation of Snowfence Areas and Snowfence Mitigations, Report FHWA-WY-02/06F
