Member Olaiya Oluseyi
MemberForum Replies Created
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Please refer these tables for different water quality parameters
– Dr Malathi
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Direct contact with infected birds
Poor hygine
Weakend immunity in birds
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Litter management
Biosecurity
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refers to the process of evaluating whether it is practical, viable, and profitable to establish or expand a manufacturing plant or industrial facility. This is typically done through a plant feasibility study, which assesses various technical, financial, legal, and environmental aspects to support informed decision making.
Key aspects of plant feasibility.
Technical feasibility.
Financial feasibility.
Market feasibility.
Legal and regulatory feasibility.
Environmental and social feasibility.
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Biosecurity
Litter management
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Plant feasibility is the thing which includes all the expenses of the mill etc
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<font dir=”auto” style=”vertical-align: inherit;”><font dir=”auto” style=”vertical-align: inherit;”>ES un proceso mecánico y térmico, donde se aplica calor con lata presión,. inactivando los factores antinutricionales aumentando la digestibilidad,este proceso de extrusion de soya aumenta la biodisponibilidad de la proteína, pero no elimina el contenido de aceite </font></font>
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<font dir=”auto” style=”vertical-align: inherit;”><font dir=”auto” style=”vertical-align: inherit;”>como prevenir enfermedades respiratorias, hacer una buena limpieza , desinfección y fumigación después del cambio de cama. Correcto funcionamiento del sistema de ventilación, controlar las variaciones térmicas, y la densidad poblacional, estos factores si no lo controlamos contribuye al estrés respiratorio</font></font>
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Mites can also be introduced by wild birds, rodents, or presence in the environment such as damp soil or bedding.
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Very true sir. Like you have said, its importance can’t be over emphasized speaking from personal experience as a hatcher/breeder. In fish hatcheries, aeration devices are extremely important for maintaining water quality, ensuring proper dissolved oxygen (DO) levels, and supporting the survival and growth of fish eggs, larvae, and fry. Since hatcheries often hold fish at higher densities than natural systems, oxygen demand is much greater, and mechanical aeration becomes essential. Let me list some types of aeration devices I learnt about. But I will dwell extensively on the ones I use/have used, stating their mportance, and the methodology of usage in hatcheries.
Types of Aerators.
1. Air Blowers and Diffusers
Description: Air blowers force air through pipelines into diffusers (stone or ceramic porous devices), releasing fine bubbles into tanks or ponds.
Importance: Fine bubbles increase the surface area for gas exchange, efficiently raising DO levels while reducing harmful gases (CO₂, NH₃).
Usage:
-Place diffusers uniformly in hatchery tanks or ponds.
-Adjust air flow to prevent strong turbulence that may damage the delicate eggs/larvae.
-Regjularly clean diffusers to avoid clogging.
2. Spray or Fountain Aerators
Description: Water is pumped through nozzles and sprayed into the air before falling back into tanks or ponds.
Importance: Useful for small to medium hatcheries; increases DO and provides mild cooling by evaporation.
Usage:
-Install spray nozzles over rearing tanks.
-Regularly check for clogging, especially if water has suspended solids.
3. Subsurface Aeration (Diffused Aeration Systems)
Description: Uses a network of pipes with multiple diffusers to distribute fine bubbles across large tanks or ponds.
Importance: Ensures uniform oxygen distribution, prevents anaerobic zones, and maintains better water quality.
Usage:
-Position diffusers in patterns for maximum coverage.
-Regular maintenance required to avoid biofouling.
Others are:
4. Airlift Pumps
5. Paddlewheel Aerators
6. Aspirator Aerators (Venturi Systems)
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Ensure good ventilation and cleanliness in their coop.
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A plant feasibility study is an assessment that determines the likelihood of a proposed project being successful, such as a new product line or technical system. The study analyzes the project’s relevant factors, such as technical, economic and legal considerations, to assess whether the project is worth an investment. The study can also identify potential issues and problems that could arise from pursuing the project.
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prevent Ammonia build up by clearing the droppings at when due.
Ventilation most be consider during housing system.
avoid stress and overcrowding of birds in small portion of land
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it improve housekeeping.
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This is a good reply from Argie. Each species and each age group within the species has a specific amino acid requirement that fulfills the protein requirement.
