Optimum seed rate of cluster bean to sow one hectare area is (kg)

The optimum seed rate of cluster bean to sow a one hectare area is 15 - 20 (kg).
Seed rate is the quantity of seed of a crop that is required to sow a unit area of land for optimum crop production.
Cluster bean is an annual legume and the source of guar gum. It is also known as Gavar, gawar or guvar bean. Guar grows well in semiarid areas, but frequent rainfall is necessary.