RA 00048.pdf - OAR@ICRISAT

C r o s s i n g b l o c k p a r e n t s w i t h s o u r c e s o f
g o o d f o o d q u a l i t y , g r a i n m o l d a n d w e a t h e r -
ing r e s i s t a n c e , a n d o t h e r y i e l d l i m i t i n g
f a c t o r s .
F 1
H y b r i d s
C r o p s e a s o n
F 2
S e l e c t f o r a b s e n c e o f t e s t a , c o l o r l e s s t h i n p e r i c a r p ,
a p p r o p r i a t e e n d o s p e r m t e x t u r e , m e d i u m s i z e a n d r o u n d
s h a p e , t a n c o l o r e d p l a n t , g r a i n m o l d r e s i s t a n c e , a n d
other g o o d a g r o n o m i c c h a r a c t e r s i n c l u d i n g s t r a w
c o l o r e d g l u m e s i n t h e f i e l d .
Off s e a s o n
F 3
S e l e c t for t h e d e s i r e d g r a i n a n d g l u m e c h a r a c t e r s i n t h e
f i e l d . S e l e c t for a l i g h t c o l o r r e a c t i o n o f g r a i n s w i t h KOH
i n t h e l a b o r a t o r y . E v a l u a t e % w a t e r a b s o r p t i o n o f g r a i n .
C r o p s e a s o n
F 4
S e l e c t for g r a i n m o l d r e s i s t a n c e i n f i e l d . E v a l u a t e
h a r d n e s s a n d m i l l i n g q u a l i t y w i t h s m a l l g r a i n s a m p l e s
i n l a b o r a t o r y . E v a l u a t e g e l v i s c o s i t y .
O f f s e a s o n
F 5
E v a l u a t e m i l l i n g q u a l i t y , f l o u r p a r t i c l e s i z e , a n d g e l
v i s c o s i t y .
C r o p s e a s o n
O f f s e a s o n
F 6
F 7
M u l t i l o c a t i o n a l t e s t s i n t h e f i e l d . C a r r y out l a b o r a t o r y
t a s t e p a n e l s t u d i e s o n t h e s e l e c t e d e n t r i e s for t h e
a p p r o p r i a t e f o o d s y s t e m .
C a r r y o u t l a b o r a t o r y t a s t e p a n e l s t u d i e s o n t h e f o o d
p r o d u c t .
C r o p s e a s o n
F 8
A d v a n c e d y i e l d t e s t s — c a r r y o u t c o n s u m e r t e s t s o n a
f e w s e l e c t e d e n t r i e s .
Figure 2. A proposed scheme for use in a breeding program to select for good food quality.
multilocation tests of yield and adaptation. The
most preferred local varieties should always be
included in these tests for comparison. This
scheme could be modified to suit the major
objectives of any breeding program involved in the
improvement of yield-limiting factors like disease
and pest resistance.
Food Technology and
Sorghum Improvement
Future sorghum utilization can be increased most
effectively through a combination of innovative
new processing techniques along with-the de-
584