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प्रश्न
Define the terms hybridization and photoperiod.
उत्तर
Hybridisation: Hybridisation can be defined as a crossing between genetically dissimilar plants to produce a new kind (hybrid). This method incorporates the desired (good) characteristics of both parents in one variety. The crossing may be intervarietal, intergeneric or interspecific.
Photoperiod: The period of illumination for a flower or plant is termed a photoperiod. Plant’s response to relative lengths of daylight and darkness. Flowering plants can be classified as Day-neutral, Long day or Short-day plants according to the photoperiod in which they flower.
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