TABLE 3.
Segregation of S-haplotypes following self-pollination of six sour cherry selections to determine the functionality of each S-haplotype
| Parent (S-genotype)
|
No. of progeny observed
|
Segregation of S-haplotypes
|
|||
|---|---|---|---|---|---|
| S-haplotype | Observed ratio | Expected ratioa | χ2 (P-value) | ||
| RS | 54 | S6 | 28:26 | 1:1 | 0.07 (0.7855) |
| (S6S13′S26Sa) | S13′ | 54:0 | 1:1 | 54.0 (<0.0001) | |
| S26 | 23:31 | 1:1 | 1.19 (0.2763) | ||
| Sa | 54:0 | 1:1 | 54.0 (<0.0001) | ||
| Cigány | 59 | S6m2 | 59:0 | 1:1 | 59.0 (<0.0001) |
| (S6m2S9S26Sa) | S9 | 24:35 | 1:1 | 2.05 (0.1521) | |
| S26 | 36:23 | 1:1 | 2.86 (0.0906) | ||
| Sa | 59:0 | 1:1 | 59.0 (<0.0001) | ||
| EB | 25 | S4 | 9:16 | 1:1 | 1.96 (0.1615) |
| (S4S6mSaSnull) | S6m | 25:0 | 1:1 | 25.0 (<0.0001) | |
| Sa | 20:5 | 1:1 | 9.00 (0.0027) | ||
| Sure | 64 | S4 | 35:29 | 1:1 | 0.56 (0.4533) |
| (S4S13′SaSnull) | S13′ | 64:0 | 1:1 | 64.0 (<0.0001) | |
| Sa | 63:1 | 1:1 | 60.1 (<0.0001) | ||
| UF | 102 | S1′ | 102:0 | 1:1 | 102.0 (<0.0001) |
| (S1′S4SdSnull) | S4 | 60:42 | 1:1 | 3.18 (0.0747) | |
| Sd | 98:4 | 1:1 | 86.6 (<0.0001) | ||
| Mont | 135 | S6 | 72:63 | 1:1 | 0.60 (0.4386) |
| (S6S13′SaSnull) | S13′ | 131:4 | 1:1 | 119.4 (<0.0001) | |
| Sa | 131:4 | 1:1 | 119.4 (<0.0001) | ||
a
A 1:1 ratio is expected if the shared S-haplotype is fully functional, resulting in pollen rejection. A shared nonfunctional S-haplotype would not result in pollen rejection; therefore, the shared S-haplotype would be transmitted to the progeny at a higher frequency than expected.