通过开发新的简单的SAS和R代码来估计植物和动物育种计划中的最佳和基础选择指数
Mehdi Rahimi1, Sandip Debnath2
1Department of Biotechnology, Institute of Science and High Technology and Environmental Sciences, Graduate University of Advanced Technology, Kerman, Iran. mehdi83ra@yahoo.com.
Scientific reports
|November 4, 2023
概括
本研究介绍了分析植物和动物育种中的选择指数的实用代码. 它促进了多个特征的同时选择,提高了选择优质基因型的效率.
科学领域:
- 植物和动物育种 植物和动物育种
- 量化遗传学 量化遗传学
- 生物识别遗传学
背景情况:
- 优越的基因型/后代的选择对于繁殖计划至关重要.
- 选择指数方法允许同时评估多个特征.
- 最佳和基础选择指数是常用的指标.
研究的目的:
- 开发一种简单实用的代码,用于分析最佳,基础和Pesek和Baker选择指数.
- 为使用各种标准评估选择指数提供一个工具.
- 通过改进基因型选择,提高育种计划的效率.
主要方法:
- 开发了用于选择指数分析的实用代码.
- 使用了表型和基因型的变异-共变矩阵.
- 嵌入数据分析的统计或遗传设计.
- 根据四个不同的标准评估的选择指数.
主要成果:
- 对多个特征的同时选择,考虑到经济价值,遗传性和遗传/表型相关性,是非常有效的.
- 开发的代码提供了关于隔离和自然种群的详细信息.
- 该代码是用户友好的,并提供比现有程序更全面的信息.
结论:
- 开发的代码简化和增强了在育种计划中优质基因型的选择.
- 有效的选择依赖于同时考虑经济上重要的特征.
- 该代码在R和SAS环境中很容易执行.
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