It rises, as the Boro or Telgona, in Dar Fertit, and receives from the south and south-west the Raga, Sopo, Chel and Bongo.
By the Boro-khoro Mountains, and on the S.
Long, and is cultivated in its lower parts, while the Boro-khoro Mountains are snow-clad in their eastern portion, and fall with very steep slopes to the valley.
There are three harvests in the year - the boro, or spring rice; dus, or autumn rice; and dman, or winter rice.
Boro, or spring rice, is cultivated on low marshy land, being sown in a nursery in October, transplanted a month later, and harvested in March and April.
Rice is the great crop of the district, and three harvests are obtained annually - the aman, or winter rice; aus, or autumn crop; and boro, or spring rice.