Adjuvants with imazamox + fomesafen

摘要

An experiment wasconducted near Wahpeton, ND, to evaluate crop response and weed control of herbicides with variousadjuvants applied POST. ‘Vista’ navy bean was planted on June 3, 2003. POST treatments were applied onJuly 7 at 12:15 pm with 76 F air, 84 F soil surface, 44% relative humidity, 20% clouds, 4 to 8 mph NW wind,dry soil surface, moist subsoil, poor crop vigor, and no dew present to V2 to V3 navy bean. Weed speciespresent were: 1 to 5 inch (10 to 30/yd2) redroot pigweed; 2 to 4 inch (1 to 3/yd2) common cocklebur; 2 to 6 inch(5 to 15/yd~2) wild-proso millet; 1 to 5 inch (10 to 35/yd2) common ragweed; 2 to 10 inch (5 to 20/ft2) yellowfoxtail; and 1 to 4 inch (5 to 10/yd2) common lambsquarters. Treatments were applied to the center 6.7 feet ofthe 10 by 40 foot plots with a backpack-type plot sprayer delivering 8.5 gpa at 40 psi through 8001 flat fannozzles. The experiment had a randomized complete block design with three replicates per treatment.