品种生物分类学上分类层次中的非正式等级[1][2]

在生物学中可能是指:

相似词

参考文献

  1. ^ Gotoh, T.; Bruin, J.; Sabelis, M. W.; Menken, S. B. J. Host race formation in Tetranychus urticae: Genetic differentiation, host plant preference, and mate choice in a tomato and a cucumber strain. Entomologia Experimentalis et Applicata. 1993, 68 (2): 171–178 [2018-03-22]. doi:10.1111/j.1570-7458.1993.tb01700.x. (原始内容存档于2017-09-25). 
  2. ^ Ritchie, D. F.; Dittapongpitch, V., Copper- and Streptomycin-resistant Strains and Host Differentiated Races of Xanthomonas campestris pv. vesicatoria in North Carolina (PDF), Plant Disease, 1991, 75 (7): 733–736 [2018-03-22], doi:10.1094/pd-75-0733, (原始内容存档 (PDF)于2012-02-06)