| Main ref. | 106 | ||
| Country | Philippines |
||
| Name of Farm | BFAR, CLSU, Nueva Ecija |
Year |
|
| Latitude |
|
Altitude (m) |
|
| Longitude | |||
| Type of culture | monoculture |
Sex (m) |
mixed sex |
| Culture system | experimental ponds |
||
Ponds in Muñoz used. |
|||
| Production units | 2 |
Area (ha) |
0.13 |
| Depth (m) | Volume3 |
||
| Main water source | reservoir |
Supplemental water source |
rainfall |
Temp (0C) |
Salinity |
pH |
Oxygen (mg/I) |
Oxygen (%) |
Alkalinity (mg/I CaCO3) |
|
Max |
||||||
Min |
||||||
Mod |
Description of culture system |
Supply of water comes from the reservoir. Ponds received a basal application of 1,500 kg/ha air dried chicken manure (CM) and 100 kg/ha inorganic fertilizer (N:P:K:16-20-0). Dried CM and inorganic fertilizer were applied weekly at an rate of 2,500 and 250 kg/ha/mo., respectively. |
Nutrient inputs |
|
Main food |
in-situ production |
Feed quantity |
|
(% BW/D): |
|
Feed quality (% crued protein) |
|
Fertilizer input (N) |
|
(P) |
|
Description of Nutrient input |
Fish were dependent mainly on the natural food organisms produced by the application of organic and inorganic fertilizers. No supplemental feed was provided. |
Production |
|
| Unit cycle | |
| Production period | 75 |
| Production cycle | 35 |
Comments |