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Southern IA | the resistance is definitely going to build up, the generic pour-on's are causing it already, and now that guys are using cut rates for summer fly control it is going to build resistance faster. Same thing will happen with Long Range, you just got to use it until it loses effectiveness and hope the scientists have the next big thing ready to use. I guess everyone has to choose if they want to help out Merial's profit margins. | |
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