Special practices for sweet potato

a) Upland condition

Planting: In the main field during June-July and In the nursery during March to May.

When there is no other source of irrigation this is the only possible method.

b)Lowland condition

Planting: during Jan- Feb, after the secondcrop of rice or after the harvest of tobacco. This helps to utilise the residual moisture after the second crop of rice and the organic matter and compost left by tobacco. Vine cuttings of 20 -30 cm length from the middle and top of the vines are planted in the field. Spacing in the mainfield is 60X20 cm. Plant population is 83000 / ha. Farmyard manure @ 5 T / Ha. NPK @50:25:50 Kg / ha.