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Select: clethodim

Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 21 January 2008
Pub 75: Guide to Weed Control > Notes on Herbicides > Select: clethodim
Excerpt from Chapter 4, Publication 75, Guide to Weed Control, Order this publication
Trade Names Select
Formulation EC
Guaranteed active concentration 240 g/L
Groups  1
Ontario Schedule 2
Winter Storage A
Chemical Family Cyclohexanedione
Crop and/or Non-Crop Registrations Canola, flax, , a number of different edible bean market classes (refer to Table 7-1 for specific crop registrations), soybeans, sunflowers, dry onions, and potatoes.
Sensitive Weeds Annual grasses (wild oats, green foxtail, yellow foxtail, volunteer cereals, volunteer corn and barnyard grass).
Uptake and Translocation Uptake through the foliage and translocated through both the phloem and xylem throughout the plant accumulating in the meristemic regions both above and below the ground.
Basis of Selectivity  Tolerant plants rapidly metabolize clethodim to several conjugated metabolites.
Application Methods Postemergent to actively growing grasses in the 2-6 true-leaf stage.
Residual Activity Rapid degradation in both soil and water with no soil activity.
Unique Characteristics Highly active on all annual grasses and volunteer cereals at one low dose rate of 0.19 L/ha in a tank-mix with the adjuvant CC-16255.
Manufacturer / Registrant  Bayer CropScience

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