INTD 200 Lecture Notes - Varietal, Soil Retrogression And Degradation, Agricultural Biodiversity

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Lecture 23: Green Revolution
12/16/12 9:22 AM
Green Revolution
CGIAR: Consultative Group n International Agriculture Research
International Rice Institution (IRRI)
International Research Centers
16 centers now
Grew out of concerns about famine 50s, 60s, and early 70s.
Malthusian concepts
Particularly in India
Focus on increasing food Production
Cold War Area: feed the population or communism
Scientific research on key food crops – rice, wheat, corn—to increase yields.
Established through conventional processes of growing
Dwarf varieties: short varieties, lower to the ground
Responsive to fertilizers
Less photo sensitive, can grow in different seasons
Shorter maturation times
Breed to be resistant to different kinds of diseases
Transfer of Technology (ToT approach)
Top down development model
Labs to farmers
Farmers not really involved in the process
Benefits of Green Revolution
High yields ! huge increase in grain production
Decreased prices of staple foods
Food self-sufficiency
More calories/person, no famine
Increased income for some farmers
Spin off economic development
Agriculture intensified
Less expansion into forests
Swidden is extensive
Costs of Green Revolution
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