AUBURN, Ala. – U.S. peanut producers have seen peaks and valleys in their yields throughout the years, prompting researchers at Auburn University to analyze these inconsistencies and search for ways
By Laura Temple, North Central Soybean Research ProgramModern soybean varieties produce much higher yields than decades ago. And researchers have identified other differences. New soybean cultivars have lower concentrations of phosphorus (P) and potassium (K), according to a meta-analysis of soybean composition over time.“What do lower nutrient concentrations mean to soybean plants?” asks Dr.