Study Guide Test 1

Study Guide Test 1 - StudyGuideTest1 Lecture1...

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Study Guide Test 1 Lecture 1 -10,000 years ago agriculture began -Agriculture-  gathering seed and planting it on the ground to produce food. Agriculture  changed  population.  -Why did human population growth? Food production Improved transportation Improved housing and public hygiene Better health -75% of the world’s food production is produced by 3 crops: rice, corn, wheat -Human Growth Rate Stages Stage 1: Birth Rate=High; Death Rate=High; Growth Rate=Low Stage 2: Birth Rate=High; Death Rate=Lower; Growth Rate= Rising Stage 3: Birth Rate= Decreasing; Growth Rate=Lower Stage 4: Birth Rate=Low; Death Rate=Low; Growth Rate=Low Lecture 2 -Food production is increased by yield , making food cheaper & more available -The world is feeding double the people with basically the same cultivated area as in 1965 -More meat products = more demand for corn (feed grain) -Ethanol causes a high demand for corn -Land Grant universities increased research in agriculture, resulting in exceptional productivity -MAC - Maryland Agricultural College - CIMMYT Mexico “Green Revolution”- production of more wheat and rice around the world. Norman 
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This note was uploaded on 11/15/2010 for the course PLSC 203 taught by Professor Josecosta during the Spring '08 term at Maryland.

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Study Guide Test 1 - StudyGuideTest1 Lecture1...

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