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Hot Tip for Sunflower, Safflower Growers

Jim Gray, pesticide specialist with the North Dakota Department of Agriculture, says he just received additional supplemental labeling from Monsanto for preharvest glyphosate use on sunflowers and safflowers.

The three labeled products are:

A) Roundup Weathermax (EPA Reg. No. 524-537)

B) RT3 (EPA Reg. No. 524-544)

C) Roundup Original Max (EPA Reg. No. 524-539).

The supplemental labeling allowing for preharvest use on sunflower and safflower can be downloaded from the Department's online pesticide registration database (

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