Plant Propagation: Cutting, Layering, Budding, Grafting, Budwood Selection and Certification, Seed Dormancy, Micropropagation, Propagation Structures, Polyembrony, Apomixis, Chimaeras, and Bud-Sports; Phytotrons Nursery and Nursery Tools and Implements; Use of Growth Regulators in Plant Propagation; Physiological Basis of Root Initiation of Cutting and Layering; Specialised Vegetative Structures;