Influence of mineral fertilizers on the productivity of perennial grasses on eroded gray-brown soils of the Gobustan district of Azerbaijan

The obtained results indicate that there is an increase in yield in the variants with the application of mineral fertilizers. The highest yield of green mass (27.9 t/ha) was obtained with the use of fertilizers Background + N60P60K45. The yield of dry grass in this variant also increased and amounted to 8.9 c/ha. The application of mineral fertilizers in high doses (N60P60K45) increases the growth of perennial grasses. The application of fertilizers on eroded gray-brown soils is an effective method for increasing the productivity of perennial grasses.