Browse resources Displaying 1 - 2 of 2 resources Credit Tiffany Woods (Cropped from original) Organic farmers save money on fertilizer with OSU Extension tool The OSU Organic Fertilizer and Cover Crop Calculator helps farmers estimate nitrogen release from cover crops and the cost of managing cover crops. Dan M. Sullivan, Nick Andrews | Mar 2022 | Impact story Credit Oregon State University (Cropped from original) Organic vegetable producers finding new ways to fight weeds The OSU Extension Small Farms Program held OSU Mechanical Cultivation field days in 2018 and 2019. Clare Sullivan | Aug 2020 | Impact story