Atramaíz 90 WP, is a selective and systemic herbicide based on atrazine as soluble granules (WG) with a preventive and residual effect against broad leaves and some grasses in grass crops: corn, sorghum and cane. Atramaíz 90 WP (Atrazina) acts on photosynthesis causing chlorosis in the weed, stopping its growth and allowing the weed to shade the weed, thus eliminating it.