chapter_14 - Plant Breeding and Propagation Outline...

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Plant Breeding and Propagation
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Outline Domestication Plant Breeding Germplasm Pollination Gene Banks Protoplast Fusion Gene Splicing Transgenic Plants Seed Propagation Asexual Propagation
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Domestication Domestication=reproductive success depends on humans Domestication began 10,000 years ago in the Near East
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Domestication Six species provide 80% of calories consumed by humans Wheat, Rice, Corn, Potato, Sweet Potato, and Cassava Eight species provide the remainder Sugar Cane, Sugar Beet, Bean, Soybean, Barley, Sorghum, Coconut, and Banana
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Domestication
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Plant Breeding Plant breeding is accelerated evolution guided by humans Breeders replace natural selection with human selection to modify plant genetics Primary goal of plant-breeding is improved yield, seed vigor, disease resistance, pest resistance, low seed dormancy
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Plant Breeding Germplasm Compatible=combining DNA of plants that are closely related Incompatible=combining DNA of plants not closely related
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This note was uploaded on 04/03/2008 for the course BIOL 1411 taught by Professor Veazey during the Spring '08 term at Southwest Texas Junior College.

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chapter_14 - Plant Breeding and Propagation Outline...

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