Agriculture Reference
In-Depth Information
3
Transgenic
Ornamental Crops
Beverly A. Underwood and David G. Clark
CONTENTS
Introduction.............................................................................................................. 55
Flower.Color............................................................................................................. 56
Flavonoids............................................................................................................ 56
Chalcones.and.Aurones................................................................................... 57
Anthocyanins.................................................................................................. 58
Carotenoids.......................................................................................................... 60
Plant.Volatiles........................................................................................................... 62
Floral.Fragrance................................................................................................... 62
Fragrance.and.Color........................................................................................ 65
Volatiles.and.Insect.Plant.Defense....................................................................... 65
Flower.and.Leaf.Longevity...................................................................................... 66
Floral.Longevity.................................................................................................. 66
Altering.Ethylene.Responses.Genetically.by.Inhibiting.
Ethylene Biosynthesis..................................................................................... 67
Inhibiting.Ethylene.Responses.by.Disrupting.Ethylene.Signal.Transduction...... 68
Leaf.Longevity..................................................................................................... 69
Plant.Architecture..................................................................................................... 70
Plant.Height......................................................................................................... 71
Flower.Morphology............................................................................................. 71
Fruit.and.Flower.Size........................................................................................... 72
Agrobacterium rhizogenes rol
.Genes................................................................... 72
Biotic.Stress.Tolerance............................................................................................. 73
Current.and.Future.Issues.in.Ornamental.Biotechnology........................................ 74
Acknowledgments.................................................................................................... 75
References................................................................................................................ 75
INTRODUCTION
Ornamental.crops.can.be.classiied.as.loriculture.and.nursery.plants,.shrubs,.trees,.
and.foliage.plants.for.outdoor.and.indoor.use..Ornamental.crops.are.produced.with.
the.purpose.of.beautifying,.decorating,.or.enhancing.the.environment,.and.exclude.
plants. intended. for. commercial. food. production. such. as. vegetables. and. fruits.
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