Table 3 Morphological characteristics of flower buds at different developmental stages of microspores from ‘Baoding’ alfalfa plants.

From: RETRACTED ARTICLE: Doubled haploid production in alfalfa (Medicago sativa L.) through isolated microspore culture

Microspore developmental stage

Length of bud size (mm)

Width of bud size (mm)

tetrad

5.44 a

1.24 a

early uninucleate

6.02 b

1.50 b

late uninucleate

6.20 b

1.72 c

binucleate stages

6.78 c

1.82 d

  1. Different letters following survival rate indicate statistically significant differences based on the Duncan’s new multiple range test at P < 0.05.