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#Unit 6. System Physiology – Plant
Very Low Fluence (VLF) Responses
It sensitive to low levels of light (0.1 nmol m -2 . Less than 0.02% is Pfr). These are not photo-reversible and saturate at 50 nmol m -2 . Some examples include;
a) mesocotyl elongation in cereals; and
b) Arabidopsis seed germination