Brazilian firm Alfa Nano develops foliar potassium to cut fertilizer imports

Alfa Nano, a Brazilian agtech, has developed a foliar potassium technology that reduces nutrient usage and has registered three products with the Ministry of Agriculture. The claim is company-sourced and unverified, but if scalable, it could reduce Brazil's reliance on imported potassium fertilizers, a strategic vulnerability given supply concentration. Market impact is limited until commercial adoption is proven.

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