Parthasarthy Rao, P Village consumers preference for sorgham varieties and its relationship to sorghum prefence index / by P Parthasarthy Rao, Von M Oppen. - Patancheru: ICRISAT, 1983. - 20p. Subjects--Topical Terms: Cereal grainsPreferenceIndex numbers, Andhra Pradesh Dewey Class. No.: 633.17095484 / PAR