Plant Growth Regulatory Substances

The auxins; chemical nature and roles of auxin translocation.

The auxins; chemical nature and roles of auxin translocation; Gibberellins: chemical nature and roles of Gibberellins; translocation of Gibberellins; The cytokinins: roles of the cytokinins; synthesis of cytokinins; Absicic acid: roles of absicic acid; Vitamins; Ethylene: effects of ethylene; Other hormone-like substances in plants; Mechanism of hormone action; Interactions among hormones; Ecological importance of hormonal actions