The final process is application to expanding vegetation, or aspect dressing. This is very helpful on sandy soils or when there has been plenty of rain that will have leached nutrients within the soil. Fertilizer is sprinkled along the sides of rows and watered in to the soil (Fig. Potash https://npk15-15-15afghanistan92456.dsiblogger.com/70704754/potash-fertilizer-afghanistan-fundamentals-explained