2. The classification of Plant Propagation By Zhao liangjur(赵梁军,2002) The five Kinds Sexual Propagation( seed propagation) Easy and convenient Suitable for large scale production 2. Asexual Propagation Vegetative Propagation) Division propagation Propagation by cutting 2021/2/22 Chapter 16
2021/2/22 Chapter 16 6 2. The Classification of Plant Propagation By Zhao Liangjun（赵梁军，2002） The Five Kinds: • Sexual Propagation ( Seed propagation) • Easy and convenient • Suitable for large scale production 2. Asexual Propagation（Vegetative Propagation） • Division propagation • Propagation by cutting
Grafting propagation Layering propagation 3. Spore Propagation(孢子繁殖) Fern propagation蕨类植物 4. Viviparity(胎生繁殖) Seed germinating in fruits(红树) 5. Tissue culture Propagation( Micropropagation) Most frequently used in ornamental plants Explant ------callus-----differentiation------shoot----root----- complete plant 2021/2/22 Chapter 16
2021/2/22 Chapter 16 7 3. Spore Propagation （孢子繁殖） Fern propagation 蕨类植物 4. Viviparity (胎生繁殖） Seed germinating in fruits (红树） 5. Tissue culture Propagation (Micropropagation) Most frequently used in ornamental plants: Explant ------callus------differentiation------shoot-----root----- complete plant • Grafting propagation • Layering propagation
82 Main Propagation Methods in Plants植物繁殖的种类 1. Seed Propagation The Advantages Simple and easy to propagate Large scale Easy to store and to transport Disadvantages Seed dormancy long juvenile period in fruit trees and wood trees 2021/2/22 Chapter 16
2021/2/22 Chapter 16 8 1. Seed Propagation The Advantages • Simple and easy to propagate • Large scale • Easy to store and to transport Disadvantages • Seed dormancy • Long juvenile period in fruit trees and wood trees §2 Main Propagation Methods in Plants 植物繁殖的种类
(1) Development and harvest of the Seed Grow in good conditions Good maturity and timely harvesting Store in good conditions F 2021/2/22 Chapter 16
2021/2/22 Chapter 16 9 （1）Development and Harvest of the Seed • Grow in good conditions • Good maturity and timely harvesting • Store in good conditions