alleryStart learning →A flash of which light in the dark period inhibits flowering of SD plants?
ABlue light of 450 nm
BRed light of 660 nm
CGreen light of 550 nm
DFar red light of 730 nm
Answer & Solution
Correct answer: B. Red light of 660 nm
Hendricks and Borthwick found that red light of 660 nm inhibits SDP flowering and far red reverses it.
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