目录 "Contents Module 1 Selection and Breeding of New Cultivars of Horticultural Plants………………………………………………………………… 1 Learning Objectives …………………………………………………………… 1 Learning Scenario I Horticultural Plant Breeding Objectives and Germplasm Resources ……………………………………………………………………… 1 I. The Main Objectives of Modern Horticultural Plant Breeding ………………………… 1 II. General Principles for Setting Breeding Objectives …………………………………… 4 III. The Concept and Type of Cultivars…………………………………………………… 7 IV. Types, Collection, Documentation, Conservation, and Utilization of Germplasm Resources ………………………………………………………………………………… 9 V. Main Methods of Horticultural Plant Breeding………………………………………… 19 Review and Reflection Questions …………………………………………… 23 Learning Scenario II Selection and Breeding Methods of New Cultivars of Horticultural Plants …………………… 23 I. Introduction……………………………………………………………………………… 23 II. Selective Breeding……………………………………………………………………… 33 III. Sexual Hybridization Techniques …………………………………………………… 45 IV. Heterosis Utilization ………………………………………………………………… 66 Review and Reflection Questions …………………………………………… 79 Learning Scenario III Variety Purity Protection of Horticultural Plants…… 80 I. Purity and Relativity of Horticultural Plant Cultivars ………………………………… 80 II. Reasons for Mixing and Degradation of Horticultural Cultivars ……………………… 82 III. Methods of Horticultural Plant Cultivars to Prevent Mixing and Preserve Purity …… 86 Review and Reflection Questions …………………………………………… 91 Learning Scenario IV New Cultivar Protection of Horticultural Plants and Cultivar Certification…………………………… 92 I. New Cultivar Protection ………………………………………………………………… 92 II. Cultivar Certification…………………………………………………………………… 96 Review and Reflection Questions …………………………………………… 101 Module 2 Production Principles of Horticultural Plant Seed …………… 102 Learning Objectives ………………………………………………………… 102 Learning Scenario I Procedures and Methods of Seed Production ………… 102 I. Classification of Horticultural Plant Seeds…………………………………………… 102 II. Original Seed Production Procedure for Conventional Cultivars …………………… 104 III. Good-Quality Seed Production Procedure for Conventional Cultivars …………… 109 IV. Accelerated Propagation …………………………………………………………… 112 V. Seed Production of Asexual Line Cultivars ………………………………………… 113 Review and Reflection Questions …………………………………………… 119 Learning Scenario II Hybrid Seed Production……………………………… 120 I. Conditions and Categories for Hybrid Seed Production …………………………… 120 II. The Technical Essentials of Hybrid Seed Production ……………………………… 123 III. Methods of Hybrid Seed Production ……………………………………………… 132 Review and Reflection Questions …………………………………………… 136 Module 3 Construction and Management of Seed Production Base of Horticultural Plants …………………………………………… 138 Learning Objectives ………………………………………………………… 138 Learning Scenario I Construction and Management of Seed Production Base of Horticultural Plants ………………………… 138 I. Significance and Tasks of Establishing Horticultural Plant Seed Production Bases … 138 II. Types and Conditions of Seed Production Base …………………………………… 141 III. Procedures for Establishing a Seed Production Base ……………………………… 143 IV. Operation and Management of Seed Production Base …………………………… 145 Review and Reflection Questions …………………………………………… 150 Module 4 Seed Production of Horticultural Plants ……………………… 151 Learning Objectives ………………………………………………………… 151 Learning Scenario I Major Vegetable Plant Seed Production ……………… 152 I. Melon Vegetable Seed Production …………………………………………………… 152 II. Solanaceous Vegetable Seed Production …………………………………………… 189 III. Cabbage Vegetable Seed Production ……………………………………………… 222 IV. Seed Production of Other Vegetables ……………………………………………… 255 Review and Reflection Questions …………………………………………… 284 Learning Scenario II Ornamental Plant Seed Production ………………… 285 I. Annual and Biennial Flower Seed Production ……………………………………… 285 II. Production of Bulbous Flower (Seed Bulb) ………………………………………… 292 III. Seed Production of Perennial Flower ……………………………………………… 299 Review and Reflection Questions …………………………………………… 301 Learning Scenario III Fruit Tree Seed and Seedling Production…………… 302 I. Breeding of Fruit Tree Rootstock Seedlings ………………………………………… 302 II. Production of Fruit Tree Seedlings ………………………………………………… 311 Review and Reflection Questions …………………………………………… 322 Module 5 Horticultural Plant Seed Testing ……………………………… 323 Learning Objectives ………………………………………………………… 323 Learning Scenario I Testing Rules of Horticultural Plant Seeds…………… 323 I. Meaning and Functions of Seed Testing……………………………………………… 323 II. Contents and Procedures of Seed Testing…………………………………………… 325 III. Testing Report ……………………………………………………………………… 328 IV. Evaluation of Seed Quality ………………………………………………………… 332 Review and Reflection Questions …………………………………………… 336 Learning Scenario II Field Inspection of Horticultural Plant Seeds ……… 336 I. Content of Field Inspection of Horticultural Plant …………………………………… 336 II. Procedures of Field Inspection of Horticultural Plant ……………………………… 340 Review and Reflection Questions …………………………………………… 343 Module 6 Processing, Storage, and Transportation of Horticultural Plant Seeds ……………………………………………………… 344 Learning Objectives ………………………………………………………… 344 Learning Scenario I Horticultural Plant Seed Processing ………………… 344 I. Overview of Seed Processing………………………………………………………… 344 II. Seed Cleaning and Selection………………………………………………………… 347 III. Seed Drying ………………………………………………………………………… 354 IV. Seed Coating ……………………………………………………………………… 360 V. Seed Packaging ……………………………………………………………………… 365 Review and Reflection Questions …………………………………………… 370 Learning Scenario II Storage and Transportation of Horticultural Plant Seeds ………………………………………………… 371 I. Construction of Seed Warehouse …………………………………………………… 371 II. Seeds Storage………………………………………………………………………… 379 III. Microbiological Management of Seeds During Storage …………………………… 394 IV. Seed Storage Management at Room Temperature ………………………………… 396 V. Rational Transportation of Seeds …………………………………………………… 399 Review and Reflection Questions …………………………………………… 400 "
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