At the time of preparation of sweet potato field, add 6-7 trolley compost per acre and do 3-4 good plowing of the field. After that at the time of last tillage, 8 kg per acre. Arista and 250g. Use Rootguard in the field. By doing this the fertility and water holding capacity of the field increases. Put potash in tuberous crops. rootguard crops

Protects against nematodes/root-gland diseases throughout the year.