|Table 1. Effect of sequential annual herbicide applications on honeyvine milkweed control in Kansas (5).|
|Herbicide(s)||Rate/A||1 trtmt.||2 trtmts||3 trtmts|
|Roundup + 2,4-D||1.5 qt + 1 qt||79||69||89|
|Roundup + Banvel||1.5 qt + 1 pt||90||81||88|
|2,4-D + Banvel||1 qt + 1 pt||58||51||77|
|aControl calculated from stem density counts following treatment as the % of the pretreatment density|
|bYAT = year after treatment|
|Table 2. Honeyvine milkweed control in no-till corn with POST herbicides in Middlesex County, Virginia (3).|
|Herbicidea||Rate/A||End of Season|
H. Milkweed Control
|2, 4-D||1 pt||51|
|Exceed + Banvel||1 oz+1/4 pt||74|
|Exceed + Distinct||1 oz + 6 ozs||75|
|Exceed + 2, 4-D||1 oz + 1/2 pt||58|
|Permit||1 1/3 ozs||48|
|Permit + Banvel||1 1/3 ozs+1/4 pt||79|
|Permit + Distinct||1 1/3 ozs + 6 ozs||83|
|Permit + 2, 4-D||1 1/3 ozs + 1/2 pt||83|
|Beacon + Banvel||3/4 oz+1/4 pt||59|
|Beacon + Distinct||3/4 oz + 6 ozs||74|
|Beacon + 2, 4-D||3/4 oz + 1/2 pt||76|
|Callisto||0.094 lbs ai||48|
|Callisto + Banvel||0.094 lbs ai + 1/4 pt||78|
|Callisto + Distinct||0.094 lbs ai + 6 ozs||89|
|Callisto + 2, 4-D||0.094 lbs ai + 1/2 pt||63|
|aAll Exceed, Permit, Beacon, and Callisto treatments applied with 1/4 % (v/v) non-ionic surfactant.|
Coble, H.D. and F.W. Slife. 1970 Development and control of honeyvine milkweed. Weed Sci. 18:352-356.
Hagood, E. S., Jr., and K. W. Bradley. 2000. Summary of 2000 weed control trials for agronomic crops. 312 p.
Elmore, C. D. Weed Identification Guide. Southern Weed Science Society. Champaign, IL.
Moshier, L. J., O. G. Russ, J. P. O'Connor, and M. M. Claassen. 1986. Honeyvine milkweed (Ampelamus albidus) response to foliar herbicides. Weed Sci. 34:730-734.
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Issued in furtherance of Cooperative Extension work, Virginia Polytechnic Institute and State University, Virginia State University, and the U.S. Department of Agriculture cooperating. Edwin J. Jones, Director, Virginia Cooperative Extension, Virginia Tech, Blacksburg; M. Ray McKinnie, Interim Administrator, 1890 Extension Program, Virginia State University, Petersburg.
May 1, 2009