Plants requiring exposure to light for less than critical period in order to flower are called ------------------------

Plants requiring exposure to light for less than the critical photoperiod for flowering are

Plants which require an exposure to light for a period greater than critical day length are

Plants require sun light for their

Non flowering plants are called

Plants which require the exposure to light for a period exceeding a well defined critical duration for howering are called

Plants which must be exposed to light for a period less than the critical duration before the howering is initiated in then are called

The leaf less stem of onion which is produced to bear flower is called