Question

what is the importance of critical period for long day plants? ​

Answer 1

Answer:

the critical period is the number of hours in the light in a 24 hour day. some plants flower if light period is more than critical period: LDP. some plants flower if light period is less than critical period: SDP.

Explanation:

hope it helps

Answer 2

Answer:

the critical period is the number of hours in the light in a 24 hour day. some plants flower if light period is more than critical period: LDP. some plants flower if light period is less than critical period