WebOct 31, 2024 · Hartzler, R.G., 2010. Reduction in common milkweed (Asclepias syriaca) occurrence in Iowa cropland from 1999 to 2009. Crop Prot. 29, 1542-1544. Lizotte-Hall, S.E. and R.G. Hartzler. 2024.Effect of postemergence fomesafen application on common milkweed (Asclepias syriaca) growth and utilization by monarchs (Danaus plexippus). … WebJul 13, 2024 · 2) Dicamba use rates: The postemergence rate for dicamba is 0.5 lb/A in both corn and dicamba-resistant soybean. However, dicamba rates in corn are usually reduced significantly since it is often tank-mixed with other herbicides or due to crop injury concerns. Labels of products registered for use in dicamba-resistant soybean do not allow ...
Identifying Common Herbicide Symptoms in Soybean
WebFeb 1, 2024 · Bob Hartzler . Subscribe. Subscribe to receive email alerts when new information is posted. Your Email address * Please select one or more lists. * ... ISU Extension and Outreach 2150 Beardshear Hall Ames, IA 50011-2031 (800) 262-3804. Iowa State University State & National Extension Partners. Twitter; WebMar 4, 2024 · We evaluated the response of common milkweed to low doses of dicamba, and the influence dicamba injury had on ovipositioning by monarchs (Hoey et al. 2016). Doses simulating drift equivalent to 0.1 and 1.0% of the labeled rate (0.5 lb/acre) caused severe distortion of leaves that emerged following application, but the emergence rate of … scan to quickbooks online
Vicky Hartzler - Ballotpedia
WebMar 26, 2024 · Bob Hartzler Integrated Crop Management Home » ICM Blog Bob Hartzler Show Off Your Skills at the Iowa State Fair Weed Identification Contest July 7, … WebDec 3, 2013 · He points to an Iowa State University (ISU) study coordinated by Bob Hartzler, ISU Extension weeds specialist. Hartzler found that after four years, just 10% of the waterhemp seed in the soil remained viable. There’s a catch, though. This survival rate assumes no additional waterhemp seed is added to the soil. ruddstreet close se18