Summit: primisulfuron-methyl/dicamba

Trade Names	Summit
Formulation	WG
Guaranteed active concentration	(1:5.3) 47.4%
Groups	2,4
Ontario Schedule	2
Winter Storage	C
Chemical Family	Sulfonyl urea/benzoic acid
Crop and/or Non-Crop Registrations	Field corn
Sensitive Weeds	Quack grass, lamb's-quarters (including triazine tolerant), redroot pigweed, mustards, common ragweed, velvetleaf.
Uptake and Translocation	Following foliar application and uptake,translocation through the phloem to meristematic tissues.
Basis of Selectivity	Metabolism by tolerant species.
Application Methods	Postemergence, within the 2- to 7-leaf stages of corn.
Residual Activity	Degradation primarily by soil microbial activity. Will provide some control of later germinating broadleaf weeds. See the label and and Table 4-5, Herbicide Groupings for Ontario, for rotational restrictions.
Unique Characteristics	Will control quack grass and broadleaf weeds. An adjuvant must be added at 0.2% v/v. Apply when temperature, during the 24 hours before and after the application, ranges between 5°C and 28°C. Do not use on seed or sweet corn. Do not apply to corn treated with an organophosphate insecticide.
Manufacturer / Registrant	Syngenta Crop Protection Canada Inc.