Contents Chapter Ⅰ Understanding of Industrialized Seedling Culture ……………… 1 Ⅰ. Overview of Industrialized Seedling Culture ………………………………… 1 Ⅱ. History and Development Status of Industrialized Seedling Culture ……… 1 Ⅲ. Characteristics and Significance of Industrialized Seedling Culture ………… 11 Chapter Ⅱ Physiological Basis of Plants for Industrialized Seedling Culture …………………………………………………………… 15 Ⅰ. Planting Structure and Germination ……………………………………… 15 Ⅱ. Seed Quality and Pre-sowing Treatment ………………………………… 34 Ⅲ. Sowing and Seedling Culture Technology ……………………………… 51 Ⅳ. Structure and Function of Plant Root System …………………………… 61 Ⅴ. Nutrient Elements Required for Plants …………………………………… 71 Ⅵ. Absorption of Nutrient Elements by Plant Roots ………………………… 97 Ⅶ. Nutrition Diagnosis of Plants …………………………………………… 104 Chapter Ⅲ Preparation of Modern Vegetable Industrialized Seedling Culture Facilities and Equipment ………………… 116 I. Main Facilities ……………………………………………………………… 116 II. Main Equipment…………………………………………………………… 137 Chapter Ⅳ Industrialized Seedling Culture Methods and Technical Application of Vegetables …………………… 152 I. Production of Seedlings in the Electric Hotbed …………………………… 152 Ⅱ. Plug Tray Seedling Culture and Production Technology ………………… 157 III. Grafting Seedling Culture Technique …………………………………… 164 IV. Seeding Production through Tissue Culture……………………………… 169 Chapter Ⅴ Industrialized Sowing Techniques for Vegetables ………… 183 I. Seed Selection and Treatment ……………………………………………… 183 II. Sowing …………………………………………………………………… 192 Chapter Ⅵ Main Environment Control Technologies for Vegetable Seedling Production …………………………………………… 199 I. Environmental Control Technologies for Solanaceous Fruit Seedlings Production ……………………………………………………… 199 II. Environment Control Technologies for Cucurbit Seedling Production …… 212 III. Environmental Control Technology for Seedling Production of Other Vegetables ……………………………………………………… 226 Chapter Ⅶ Common Diseases and Prevention Measures …………… 236 I. Physiological Diseases …………………………………………………… 236 II. Infectious Diseases………………………………………………………… 242 Chapter Ⅷ Common Pests and Prevention Measures………………… 248 I. Aphids ……………………………………………………………………… 248 II. Trialeurodes vaporariorum ……………………………………………… 251 III. Leaf Miner………………………………………………………………… 255 IV. Cabbage Caterpillar ……………………………………………………… 258 Chapter Ⅸ Sales, Packaging, and Transportation of Vegetable Seedlings ……………………………………………………… 261 I. Sales of Vegetable Seedlings ……………………………………………… 261 II. Packaging and Transportation of Vegetable Seedlings …………………… 263 References …………………………………………………………………… 267