Lettuce Breeding – UCD Genetic Variation in Lettuce Lettuce Breeding – USDA ARS Spinach Breeding Spinach and Lettuce Downy Mildew Spinach Downy Mildew Weed Management Systems for Leafy Greens Spinach Weed Management Optimizing Nitrate Removal Fusarium Wilt in Lettuce Alternaria Dauci Verticillium Wilt Treatments for Springtails Practices to Reduce Cd Uptake Pinking in Romaine Hearts Ammonia Freshness Indicator Seed Treatments for Insect Management