Unit 1 1
Part A Temperature 1
Part B Condition Factors 6
Unit 2 9
Part A Plant Growth Factors Which Affect Nursery Crop Production 9
Part B Pruning 11
Unit 3 17
Part A Sexual Propagation of Flower 17
Part B Management 21
Unit 4 27
Part A Asexual Propagation of Flower 27
Part B Others Asexual Propagation Methods 32
Unit 5 37
Part A Nursery Container Production Overview 37
Part B Potting Media 42
Unit 6 47
Part A Cultivation of Specific Woody Crop Groups 47
Part B Calculating Plant Needs 54
Unit 7 58
Part A General Principles of Postharvest Physiology 58
Part B Storage of Cut Flowers and Potted Plants 65
Unit 8 70
Part A Gerbera 70
Part B Hedera 78
Unit 9 82
Part A Genetic Engineering for Cut-Flower Improvement 82
Part B Geophytes 86
Unit 10 89
Part A How to Establish a Healthy New Lawn 89
Part B Managing Turf in Shade 94
Unit 11 98
Part A Vegetable Seed Savers 98
Part B Storing Seeds for Longevity 103
Unit 12 108
Part A Breeding Methods 108
Part B Plant Improvement 114
Unit 13 119
Part A Growing Tomatoes 119
Part B Vegetable Crops 124
Unit 14 130
Part A RAPD Analysis of Seed Purity in a Commercial Hybrid Cabbage Cultivar 130
Part B The Polymerase Chain Reaction 136
Unit 15 141
Part A Propagation of Nursery Stock 141
Part B Propagation of Fruit Trees 146
Unit 16 157
Part A Growing Apple Trees 157
Part B Growing Plum Trees 165
Unit 17 172
Part A Pruning of Apple Trees 172
Part B Pruning and Training Fruit Trees 177
Unit 18 184
Part A Breeding Techniques of Apples 184
Part B Evaluation of Fruit 190
参考译文 196
Keys to Exercises 249