For flowering, critical dark period should always be exceeded in

The inhibitory effect of red light on flowering during critical dark period in short day plants can be overcome by

The inhibitory effect of red light on flowering during critical dark period in short day plants can be overcome by

The inhibitory effect of red light on flowering during critical dark period in short day plants can be overcome by

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

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

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

[A]: Xanthium will not flower if the long dark period is interrupted by a single brief flash of light. [R]: Xanthium is a long day plant where con- tinuous long loght period as essential for flowering.

[A]: Xanthium will not flower if the long dark period is interrupted by a single brief flash of light. [R]: Xanthium is a long day plant where con- tinuous long loght period as essential for flowering.

[A]: Xanthium will not flower if the long dark period is interrupted by a single brief flash of light. [R]: Xanthium is a long day plant where con- tinuous long loght period as essential for flowering.