It comprises azotobacter spp. It fixes atmospheric nitrogen into the soil. It secrets hormones & growth-promoting substances like (vitamin b groups, indole acetic acid & gibberellic acid, etc.). It’s biological control of plant diseases by suppressing some plant pathogens. It helpful in accelerating the seeds germination, root and shoot growth, tillering, flowering & fruit setting. It maintains soil fertility. It is suitable for wheat, paddy, cotton, potato, tobacco, vegetables, oil crops, spices crops, horticulture crops & floriculture, etc.