RA 00048.pdf - OAR@ICRISAT

Table 4.
Means of chemical and agronomic traits for opaque, heterozygous, and normal grain types In
P - 7 2 1 derived lines and high-yielding checks of sorghum.
Genotype or cultivar
No. of
entries
Dye binding
capacity
Protein
(%)
Yield
(t/ha)
100-seed weight
(g)
P-721 Genotype
Opaque
Heterozygous
Normal
300
73
5
49.3
42.5
39.8
12.5
13.3
12.9
4.7
4.5
4.2
2.50
2.89
2.87
Checks
954063 (cultivar)
RS-671 (hybrid)
NK-300 (hybrid)
4
4
4
34.0
34.3
33.8
11.4
11.7
10.9
5.7
5.6
6.7
2 5 8
2.30
2.18
Table 5.
Protein and lysine contents and 100-kernel weight for vitreous (modified) and opaque endosperm
kernels from lines derived from P-721 high-lysine sorghum.
Endosperm
type Protein (%)
Lysine
(% of protein)
100-kernel
weight (g)
Modified
Opaque
Modified as % of opaque
11.3
12.6
90.0
2.77
2 83
97.90
2.56
2.27
112.80
Table 6.
Mean grain yield of P-721 opaque derived lines in comparison with normal checks and original
P-721 opaque mutant line
Fl* Ht** Yield
(Days) (cm) (kg/ha) % Protein D B C * * *
High-lysine entry
851171 81 145 8472 9.00 35.50
850029 82 130 8221 9.07 35.00
851356 82 155 8158 8.56 34.75
Mean 82 143 8284 8.88 35.08
Check entry
954206 85 205 8660 7.68 29.75
954062 81 180 8284 9.32 31.50
954063 81 140 8158 8.86 29.75
Mean 82 175 8346 8 6 2 30.33
P-721 opaque 81 125 5585 9.92 42.75
* Fl = Days to flowering.
** Ht = Height at flowering.
* * * DBC = Dye binding capacity.
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