Claim · model-written summary
The open F2 plants other than the 2n=41 plant were natural back-crossed plants with rye pollen.
- Taxon
- Triticum Timopheevi× Secale cereale
Secale cerealee6 - Interactor
- rye pollene4other
- Outcome
- natural back-crossed plantse4
- Qualifier
- except one having 2n=41e4
Verbatim
e6“F1's (Triticum Timopheevi× Secale cereale) obtained by embryo-culture technique”
e4“all of the open F2 plants, except one having 2n=41, were natural back-crossed plants with the rye pollen”
Title
Yoshio WATANABE; Koichiro MUKADE The Japanese Journal of Genetics 1959. doi:10.1266/jjg.34.1
Other claims from this paper (6)
- Observation Somatic cells of the F1 hybrids had 21 chromosomes.
- Observation Pollen mother cells of the F1 hybrids at metaphase I had a modal configuration of 1II+19II.
- Observation The 2n chromosome numbers of the 26 open F2 plants varied from 23 to 30.
- Observation One open F2 plant had 2n=41 chromosomes.
- Observation No amphidiploid was found among the open F2 plants.
- Mechanism The one open F2 plant with 2n=41 was a natural back-cross with common wheat pollen.