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Animal production--a longstanding biotechnological success
1Department of Animal Sciences, University of Illinois, Urbana-Champaign 61801.
The American Journal of Clinical Nutrition
|August 1, 1993
Summary
Animal breeding, a form of biotechnology, has successfully increased livestock production efficiency. Further advancements in genetic selection are needed to improve product composition, disease resistance, and reproduction in farm animals.
Area of Science:
- Animal Science
- Biotechnology
- Genetics
Background:
- Animal breeding practices have a long history, evolving alongside species domestication.
- Traditional breeding methods have significantly enhanced livestock production efficiency and reduced competition with human food sources.
Purpose of the Study:
- To highlight the historical success and ongoing importance of animal breeding as a biotechnological application.
- To identify areas for future improvement in livestock production, including product composition, disease resistance, and reproductive efficiency.
Main Methods:
- Review of historical animal breeding practices and their biotechnological underpinnings.
- Analysis of current livestock production efficiencies and resource utilization.
- Identification of key traits for future genetic improvement.
Main Results:
- Livestock production has become significantly more efficient, producing more with fewer animals.
- Current methods have reduced the competition between animal agriculture and human food supplies for grains.
- Despite progress, enhancements in growth, disease resistance, and reproduction are still required.
Conclusions:
- Continued application of biotechnology in animal breeding is crucial for future advancements.
- Quantifying traits, identifying genetic markers, and advanced selection techniques are key to achieving improvements in livestock.
- Future success relies on the ability to precisely select and propagate animals with superior genetic traits.