23 Jun Soybean largely unresponsive to K fertilizer in Manitoba
Posted at 17:32h
in Soils and Fertility
Soybeans were found to be largely unresponsive to potassium (K) fertilizer even on low K-testing soils in Manitoba. Despite visual K deficiency symptoms mid-season, there were still no yield responses to K fertilizer at varying rates and placements. The current soil test threshold of 100...