Fly ash (FA)

Fly ash (FA), a by-product of coal combustion, can be used in improving the soil’s physical, chemical and biological properties. It is helpful in the nutrient enrichment in crops. Currently, the use of chemical fertilizers and pesticides is being done at high levels to meet the growing demand for food according to the growing population. The use of synthetic chemical fertilizer is responsible for the pathological condition in human and animals. To overcome this problem, nowadays biofertilizer is being used instead of chemical fertilizer. Biofertilizer is supposed to be a safe alternative to chemical fertilizer to minimize the ecological disturbance. This review explores the possibility of using fly ash as a supplement to biofertilizer to improve the soil, environment and enhance the growth & yield of plants.