Fertilizer prices continue to be one of the biggest input costs for farmers and ranchers.Dr. Jake Mowrer, Texas A&M AgriLife Extension associate professor, stressed the importance of testing soil before fertilizing, especially because of the changes in crop and fertilizer prices.“Soil testing is fundamental. If you’re going to add fertilizer to the soil, you need to absolutely test the soil first,” Mowrer said in an interview with the Texas Farm Bureau Radio Network. “We used to have a saying ‘Don’t guess, soil test!’ We currently say ‘You’ve got to measure to manage.’” Mowrer noted soil testing can inform farmers and ...