Authors: B.A Adewumi, B.V. Sathyendra Rao, N.L. Kiran Kumar, V.M Pratape, A. Srinivas
African Crop Science Conference Proceedings; Vol. 8. (2007) pp. 1799-1801
Winnowing is the general age long method of separating chaff from grains. Classification process such as cleaning and grading are done with machines such as aspirator, specific gravity separator, size grader/ sieve and destoner which result in increased unit cost, and space, energy and machine requirements.