Mangala Borosan Pomegranate & Sugarcane Special for Karnataka Mangala Borosan Pomegranate & Sugarcane Special is a scientifically blended water soluble micronutrient mixture suitable for use in drip irrigation. Application of Mangala Borosan Pomegranate & Sugarcane Special is superior to combined effect of application of micronutrients individually. It conforms to fertilizer grade as specified by Government of Karnataka.