Phenotypic plasticity is the ability of an organism to change its phenotype in response to changes in the environment. 表型可塑性是有機體對環境變化作出響應改變其表型的能力。
The polyphasic taxonomy of Rhizobia resumptively includes two major types of phenotypic group-dividing method and genotypic group-dividing method. 根瘤菌的多相分類技術包括表型的分群方法和遺傳型的分群方法兩大類。