Pollen banks are playing a very important role in promoting plant breeding programme the world over. How are pollens preserved in the pollens banks? Explain. How are such banks benefiting our farmer? Write any two ways.
It is possible to store pollen grains of a large of species for years in liquid nitrogen . This is called cryopreservation such stored pollen can be used as pollen banks, similar to seed banks in cropping breeding programmes.
These pollen banks are benefiting our farmers as: