Table 10. Recommended levels (as
fed basis) of different alternative protein sources tested for mrigal under
laboratory/field conditions |
Protein source |
Recommended level (%) |
Size class |
Soybean meal |
40 |
Fry |
Maize gluten |
5 |
Fingerling |
Brewery waste (Brewer's
grains)� |
>30 |
Fingerling |
Water hyacinth |
25-35 |
Juvenile |
(Duck-lettuce) Ottelia alismoides leaf
meal |
30-50 |
Fry |
Nymphoides indicum leaf meal |
30-50 |
Fry |
Spirulina powder |
10 |
Fry |
Fish silage*/fish
silage** |
75 |
|
Fermented silk worm
pupae silage |
13.4 |
Fingerling |
|
(wet silage) |
|
*Prepared with 30% sulphuric acid; **prepared with
90% formic acid |
|
Data source:
Jose et al. (2006); Kaur and Saxena (2004); Kaur and Saxena (2005); |
Patnaik et al.
(1989); Patnaik et al. (1991); Ayyappan et al. (1991); Ali et al. (1994); |
Rangacharyulu et al.
(2003) |
|
|
|
|
|