A modern reference text for students and researchers of ethylene in plant and agriculture, this book provides a definitive survey of the current state of knowledge about this structurally simple plant growth regulator. The chapters examine progress in molecular biology and biotechnology, as well as biochemistry, plant physiology, development, regulation, and environmental aspects. Features of this second edition include a concise and readable style for students and professionals; an extensive bibliographic guide to the original literature; coverage of ethylene and ethephon roles and effects, stress ethylene, and the biosynthesis, molecular biology, action, and agricultural uses of ethylene. The text is aimed at students, researchers, technical and applied scientists in plant physiology and plant pathology, agronomy and crop science, horticulture, botany, biochemistry, molecular biology, biotechnology, entomology, and environmental protection.