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| Question | Answer |
|---|---|
| commercial agriculture | form of agriculture where farmers grow crops and raise livestock for profit to sell to customers |
| subsistence agriculture | form of agriculture where farmers grow food for survival and for their family’s consumption |
| intensive | farming method that expends a great deal of effort to produce as much yield as possible from an area of land Rely on high levels of “inputs” and energy Input: fertilizers, pesticides, human and animal la |
| extensive | farming method using low input of labor and capital per unit of land area Often involves large plots of land and limited resources Often found in areas with low population density Typically uses natural resources Examples: ranching; nomadic herding |
| bill rent theory | explains how land value determines how a farmer will use the land |
| third agricultural revolution | Beginning in the early 20th century and continuing to today, further mechanization and the development of new technology brought about advances in agriculture Started in core countries and moved to the periphery |
| political effect of green revolution | |
| cocoa belt | within 20 degrees of the equator |
| coffee is born in | vietnam, brazil, ethiopia |
| plantation | large farm that specializes in one or two crops |
| cash crops | produced for its commercial value rather than use by the farmer; coffee, sugarcane, cotton, tobacco, cacao, tea, rubber |
| corn | One of the most widely grown crops in the world ● Uses: food, animal feed, biofuel ● Crop has diffused across continents (hearth is Mexico) & has adapted to various climates & soil types ● |
| subsistence | primary goal is to produce enough to feed family w/ little left over for sale |