| Main ref. | 107 | ||
| Country | India |
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| Name of Farm | Central Inland Fisheries Research Institute |
Year |
1972 |
| Latitude |
|
Altitude (m) |
|
| Longitude | |||
| Type of culture | polyculture |
Sex of fish (m) |
mixed sex |
| Culture system | |||
Experiments in ponds. |
|||
| Production units | 1 |
Area (ha) |
0.15 |
| Depth (m) | Volume3 |
||
| Main water source | lake |
Supplemental water source |
rainfall |
Temp (0C) |
Salinity |
pH |
Oxygen (mg/I) |
Oxygen (%) |
Alkalinity (mg/I CaCO3) |
|
Max |
35.5 |
20.4 |
||||
Min |
28 |
19.5 |
||||
Mod |
31.8 |
20 |
Description of culture system |
Species ratio: 17.6 C:27.4 R:11.5 M:9.1 Gc:22.9 Sc:11.5 Cc; where C = catla, R = rohu, M = mrigal, Gc = grass carp, Sc = silver carp, Cc = common carp (see culture text). |
Nutrient inputs |
|
Main food |
only added feed |
Feed quantity |
|
(% BW/D): |
|
Feed quality (% crued protein) |
|
Fertilizer input (N) |
|
(P) |
|
Description of Nutrient input |
Grass carp were fed with hydrilla collected from the adjacent lake as there were nothing growing from the ponds. Other fishes were fed daily with ground nut/mustard oil cake and rice bran (1:1) in 1-1.5% of body weight. |
Production |
|
| Unit cycle | |
| Production period | 130 |
| Production cycle | 7 |
Comments |