名词
中文翻译：内部品种繁殖
同义词：
['intraspecific breeding', 'intraspecifichybridization']
例句：
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1. Intravarietal breeding is a techniqueused to produce offspring that are genetically identical to their parents.
内部品种繁殖是一种技术，用于产生与父母基因完全相同的后代。
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2. This method of intravarietal breeding has been shown to increasecrop yields and reduce environmental impacts.
这种方法的内品种繁殖已被证明可以提高作物产量并减少环境影响。
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3. Theresearch on intravarietal breeding has led to thedevelopment of new varieties with improved traits.
关于内品种繁殖的研究导致了新品种的开发，这些新品种具有改进的特性。