The devices to discourage self pollination are
Pollen release and stigma receptivity is not synchronised
Anther and stigma are placed at different position
Anther and stigma are placed at different position
All of these
Continued self pollination result in....
In which one of the following, both autogamy and geitonogamy are prevented?
What is self-incompatibility? Why does self-pollination not lead to seed formation in self incompatible species?
Flower in which only one set of essential organ is present are said to be