Alfalfa has high fertility requirements (Table 3-2). For more information on the nitrogen, phosphorus and potassium requirements of alfalfa, see the fertility section of Chapter 5, Cool-season Perennials. Sulphur Sulphur (S) deficiency is being observed more frequently on alfalfa in Ontario with significant reductions in yield. The appearance of sulphur deficiency is similar to nitrogen … Continue reading Fertility in Alfalfa […]
