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Dehulling and Milling Characteristics of Some Sorghum Cultivars

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Keywords
  • Millets
  • Sorghum

Abstract

In FOURTH QUADRENNIAL SYMPOSIUM ON - SORGHUM & MILLETS, 26-27 MAY 1988, LAUSANNE, SWITZERLAND. SCHWECHAT, AUSTRIA: INTERNATIONAL ASSOCIATION FOR CEREAL SCIENCE AND I TECHNOLOGY. 4TH QUADRENNIAL SYMPOSIUM ON SORGHUM AND MILLETS .. . Lausanne/Swi t z e r l and, May 26 and 27 , 1988 Chairman: Dr. D.A.V. Dendy Cereal s Techno1 ogy Section Overseas Development Natural Resources I n s t i t u t e Indust r i a1 Development Department Culham, Abingdon Oxfordshire OX14 30A U.K. 8TH INTERNATIONAL CEREAL AND BREAD CONGRESS 1988 Dehulling and H i l l i n g Character is t ics of Some Sorghum ~ u l t i v a r s ' V. SUBRAHANIAN, S. SURYAPRAKASH, R. JAMBUNATHIIN, and D.S. H U R S Y ~ Dehulling and mil l ing c h a r a c t e r i s t i c s of seven sorghum c u l t i v a r s having var ia t ion in physical gra in properties vere evaluated using a t radi t ional d e h u l l i n e method and two l a b o r a t o r y d e h u l l i n g ~ ~ a c h i n e s . Recovery was h ighe r in g r a i n s dehu l l ed by t h e 1abo:at.ory machines a s conpared t c t r a d i t i o n a l f iethod. Per c e n t f l o a t e r s of t h e g r a i n was nega t ive ly a s s o c i a t e d w i t h dehul led g r a i n recovery. Cri ts and f l o u r s were made by grinding the gra in in a Buhler mi l l and Udy cyclone mi l l . Gr i t s (pa r t i c l e s retaiced on 355 ym s i eve ) produced using the Buhler mi l l ranged fror;, 63.7 t o 73.81. h'hen coarse f lour was produced by grinding the gra in i n a Buhler n . i l l , the percentage of p a r t i c l e s passing through 150 YR! s ieve ranged f r o r 22.2 t o 33.85, and the recovery was higher i n s o f t gra in types than in hsrd g r a i n types . The f i n c f l o u r f r a c t i o n obtained by g r i n d i n g t h e g r a i n i n a Udy mi 11 ranged from 35.7 t o 59.85. Resu l t s i n d i c a t e d t h a t s o f t g r a i n types p

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