CHAPTER 10 - CHAPTER 10 THE PRODUCTION AND DISTRIBUTION OF...

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CHAPTER 10 THE PRODUCTION AND DISTRIBUTION OF FOOD I. The Production and Distribution of Food A. Subsistence Agriculture 1. Slash and Burn B. The Transformation of Traditional Agriculture to Modern Agriculture 1. Shift From Animals to Machines 2. Increase in Acreage Cultivated (can do more with fewer people) 3. Use of Chemical Fertilizers and Pesticides 4. Use of Irrigation 5. Refrigerated Transport (can sell what you could grow) 6. High Yield Crop Varieties C. Green Revolution 1. Two Choices - only one possible a. Increase production of glucose by altering process of photosynthesis. b. Decrease calories plants put into nonfood portion of plant. 2. Decreased Calories Plants Put into Nonfood Portion of Plant a. Decreased root mass · Plants dependent upon irrigation and fertilizers b. Decreased plant height · Plants dependent upon herbicides 3. Decreased Genetic Diversity
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a. Few varieties of crops species grown b. Increased susceptibility to insects and disease D. Biotechnology 1. Allows Crossbreeding of Genetically Different Plants
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This note was uploaded on 10/17/2011 for the course ENVIRONMEN 201 taught by Professor Staff during the Spring '10 term at North South University.

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CHAPTER 10 - CHAPTER 10 THE PRODUCTION AND DISTRIBUTION OF...

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