Across
- 2. Commerical gardening and fruit farming, so named because truck was a Middle English word meaning "bartering" or "exchange of commodities"
- 3. A patch of lad cleared for planting through slashing and burning
- 5. The seasonal migration of livestock between mountains and lowland pastures
- 7. A system of planting crops on ridge tops in order to reduce farm production costs and promote soil conservation
- 11. A large farm in tropical and subtropical climates that specializes in the production of one or two crops for sale
- 12. The growing of fruits, vegetables, and flowers
- 16. Farming methods that preserve long-term productivity of land and minimize pollution, typically by rotating soil-restoring crops with cash crops and reducing inputs of fertilizers and pesticides
- 18. Rapid diffusion of new agricultural technology, especially new high-yield seeds and fertilizers
- 19. A form of sub. agriculture in which people shift activity from one field to another; each field is used for crops for a relatively few years and left fallow for a relatively long period
- 20. Commercial agriculture characterized by the integration of different steps in the food-processing industry, usually by large corporations
- 21. Agriculture designed primarily to provide food for direct consumption by the farmer and the farmer's family
Down
- 1. When human beings first domesticated plants and animals and no longer fully depended on hunting and gathering
- 4. Harvesting twice a year from the same field
- 6. The area surrounding a city from which milk is supplied
- 8. A form of sub. agriculture in which farmers expend a relatively large amount of effort to produce the maximum feasible yield from a parcel of land
- 9. Agriculture undertaken primarily to generate products for sale off the farm
- 10. An area in a developed country where healthy food is difficult to obtain
- 13. A form of sub. agriculture based on herding domesticated animals
- 14. A flooded field for growing rice
- 15. Degradation of land, especially in semiarid areas, primarily because of human actions such as excessive crop planting, animal grazing, and tree cutting. Also known as semiarid land degradation
- 17. The practice of rotating use of different fields from crop to crop each year to avoid exhausting the soil
