Agriculture

3. crop whose genetic structure has been altered to make it more useful and efficient for human purposes
6. the spread of businesses, products, people, and ideas around the world
7. yields a large amount of output per acre through less intensive farming
8. a form of subsistence agriculture in which farmers must expend a relatively large amount of effort
10. development of higher-yield and fast-growing crops through increased technology, pesticides, and fertilizers

1. Commercial agriculture characterized by integration of different steps in the food-processing industry
2. long rectangular plots of farmland to give equal access to the river
4. the process by which previously fertile lands become arid and unusable for farming
5. small scale production of fruits, vegetables, and flowers as cash crops
9. farms A farm where animals are bred and fattened using modern industrial methods