Table 1 Chromosome parameters of the P genome.

From: Identification of P genome chromosomes in Agropyron cristatum and wheat-A. cristatum derivative lines by FISH

Chromosome no.

Relative length of long arma

Relative length of short arma

Relative length of total chromosome

Arm ratio

1P

7.70 ± 0.40

4.98 ± 0.31

12.68 ± 0.38

1.55 ± 0.15

2P

8.90 ± 0.62

6.05 ± 0.41

14.95 ± 0.45

1.47 ± 0.19

3P

7.21 ± 0.30

6.53 ± 0.30

13.74 ± 0.48

1.10 ± 0.06

4P

8.38 ± 0.51

4.72 ± 0.031

13.10 ± 0.53

1.77 ± 0.18

5P

9.45 ± 0.54

4.62 ± 0.33

14.07 ± 0.63

2.05 ± 0.18

6P

8.35 ± 0.21

7.49 ± 0.27

15.84 ± 0.38

1.11 ± 0.04

7P

9.05 ± 0.39

6.83 ± 0.49

15.88 ± 0.69

1.32 ± 0.10

  1. aRelative length = arm length/total length of haploid genome × 100. The data represent the mean (±standard deviation) of fifty cells.