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Related Experiment Videos

Incubation temperature for ostrich (Struthio camelus) eggs.

S M Hassan1, A A Siam, M E Mady

  • 1Poultry Science Department, Texas A&M University, College Station, Texas 77843-2472, USA.

Poultry Science
|March 31, 2004
PubMed
Summary

Lower incubation temperatures (36.5°C) improve ostrich hatchability and incubation periods. Higher temperatures (37.5°C) increase embryonic mortality, indicating optimal ostrich incubation differs from other birds.

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Area of Science:

  • Avian Biology
  • Animal Science
  • Reproductive Biology

Background:

  • Ostrich farming is a significant agricultural industry.
  • Optimal incubation conditions are crucial for ostrich reproductive success.
  • Incubation temperature significantly influences avian embryonic development.

Purpose of the Study:

  • To investigate the effects of different incubation temperatures on ostrich egg parameters.
  • To determine the optimal incubation temperature for ostrich eggs.
  • To compare ostrich incubation requirements with those of other bird species.

Main Methods:

  • Studied 394 ostrich eggs from three Texas farms.
  • Incubated eggs at three temperatures: 36.5°C, 37.0°C, and 37.5°C.
  • Maintained relative humidity between 20-30% throughout incubation.

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Main Results:

  • Incubation at 36.5°C resulted in higher hatchability and longer incubation periods.
  • The highest temperature (37.5°C) led to increased embryonic mortality (dead-in-shell and total dead embryos).
  • Egg weight loss at 21 days was lower at 37.5°C compared to other temperatures.

Conclusions:

  • The optimal incubation temperature for ostriches is lower than generally recommended for most bird species.
  • 36.5°C appears to be the most effective incubation temperature for ostrich eggs.
  • Incubation temperature management is critical for improving ostrich hatchability and reducing embryonic loss.