Ethylene modifies the activities of plant hormones and growth regulators, which affect developing tissues and normal organ development, without causing leaf-tissue collapse and necrosis.
(Ethylene; modifies; the activities of plant hormones and growth regulators) (growth regulators; affect; developing tissues and normal organ development)
Ethylene growth regulators
modifies affect
the activities of plant hormones and growth regulators
developing tissues and normal organ development