The optimum seed rate for pigeonpea crop is

The pigeon pea is a perennial legume belonging to the family Fabaceae. It is widely cultivated in tropical and semitropical regions of the world.
It contains high levels of protein and the important amino acids methionine, lysine and tryptophan.
World production of pigeon pea is estimated at 4.49 million tons, and about 63% of this production comes from India.
The optimum seed rate for pigeon pea crops is 12 - 15 kg/ha.