Claim · model-written summary
Crossing yielded one pod with three seeds from 20 flowers.
Verbatim
e0“Crossing 20 flowers of V-icia sativa L. with the pollen of V. tetrasperleea MOENCH., 1 pod containing 3 seeds was obtained”
Title
On the F1 Hybrid, vicia sativa L. x V.tetr asperma MOENCH.
Kiyoshi YAMAMOTO Ikushugaku zasshi 1954. doi:10.1270/jsbbs1951.4.21
Other claims from this paper (18)
- Observation F1 seeds were smaller than maternal seeds.
- Observation F1 seeds took longer to germinate than parental seeds.
- Observation Young F1 growth was poor but improved later.
- Observation F1 branching, stem color and leaflet color were intermediate between parents.
- Observation F1 leaflets were broader than parental leaflets.
- Observation F1 tendrils were long, resembling the father plant.
- Observation F1 leaflet border hairs were longer and thicker.
- Observation F1 had fewer compound leaves per node, resembling V. tetrasperleea.
- Observation F1 standard and wing colors resembled V. sativa, with some violet tint.
- Observation Overall F1 plants resembled the maternal plant.
- Observation V. sativa had n=6 chromosomes.
- Observation V. tetrasperma had n=7 chromosomes.
- Observation F1 diploid chromosome number was 13.
- Observation F1 PMC chromosomes most often showed 1111+511 conjugation at first metaphase.
- Observation Lagging chromosomes and chromosome bridges frequently occurred at ana- and telophases.
- Observation A few pentads and hexads occurred at tetrad stage.
- Observation F1 good pollen grains were 50–63%.
- Observation F1 seed fertility was as good as that of the parents.