How can pollen grains of wheat and rice which tend to lose viability w – InterviewSolution

1.	How can pollen grains of wheat and rice which tend to lose viability within 30 minutes of their release be made available months later for breeding programmes ?
Answer» The pollen grains can be preserved at low temperature preferably in liquid nitrogen (temperature-195°C). Such stored pollen remain viable for years together and therefore can be used in breeding programmes .

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