subject | relation | object |
---|---|---|
pollen abortion type | is_a | male sterility (TO:0000437) |
subject | relation | object |
---|---|---|
aborted bi-nucleate stage (TO:0000415) | is_a | pollen abortion type |
aborted at pollen maturity stage (TO:0000353) | is_a | pollen abortion type |
aborted uni-nucleate stage (TO:0000060) | is_a | pollen abortion type |
aborted tri-nucleate stage (TO:0000026) | is_a | pollen abortion type |
pollen free (TO:0000245) | is_a | pollen abortion type |