part 1 - science in the newssitn.hms.harvard.edu/wp-content/uploads/2010/09/agribusiness1.pdf ·...
TRANSCRIPT
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Part 1:Turning plants into food
Patrick Boyle
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Copyright © 2005 David Monniaux
broccoli
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broccoli
cabbageSteve Block
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broccoli cabbage
Wikimedia Commons user Qurqa
cauliflower
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broccolicauliflower
cabbage
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Flickr: La Grande Farmers' Market, / USDA / Eric Hunt
broccolicauliflower
cabbage
kohlrabi brussels sproutscollards
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Brassica oleraceaBrassica oleracea
Brassica oleracea
Brassica oleracea Brassica oleraceaBrassica oleracea
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Brassica oleraceaWikimedia Commons: Sanja565658
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the first plant engineers
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Wikimedia Commons: FASTILY
natural artificial selection
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survival of the fittest!survival of the tastiest!
Wikimedia Commons: FASTILY
natural artificial selection
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Wikimedia Commons: FASTILY
selective breeding
X
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NASA
civilization = agriculture?
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Doebley et. al. Cell:127(7) 2006
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© John Doebley
corn
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Wolfgang Sauber
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Doebley et. al. Cell:127(7) 2006
the ancient plant engineers
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USDA
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USDA
meet the carrots
white orange purple/orange red yellow
pigment nonebeta and
alpha carotene
anthocyanin, beta and
alpha carotene
lycopene, beta
carotene
xanthophylls
origin1600’s
Northern Europe
1600’sEurope
Middle East
900’s Afghanistan
TurkeyMiddle East
1700’sIndiaChinaJapan
900’s Afghanistan
TurkeyMiddle East
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X
X
LadyofHats
19th century - genetics
traits genes
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X
LadyofHats
19th century - genetics
traits genes
9 3 3 1: : :
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systematic plant breeding
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USDA
the population bomb?
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USAID, Copyright © 2007 David Monniaux
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USAID, Copyright © 2007 David Monniaux
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Ildar Sagdejev & Principles of Plant Genetics and Breeding
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USDA
the population bomb?
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USDA
the population bomb?
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Wikimedia Commons, Drahkrub
questions?