Nanobubble agriculture demonstrates field-proven effectiveness through institutional case studies. University of California Davis lettuce trials achieve 25% yield increases & 40% root rot reduction. Netherlands greenhouse tomato research achieves 18% fruit weight increase & enhanced lycopene. Iowa State University corn & soybean studies demonstrate drought stress mitigation & enhanced nitrogen fixation. Equipment investment of $2,000-$15,000 enables 1-3 year ROI. Water use reduction of 10-25% enables sustainability.