Across
- 4. soils becoming unproductive because of accumulation of salts
- 8. cereals as winter crops, vine crops and grazing animals
- 10. A material in the environment believed necessary
- 11. Migratory but controlled movement of livestock
- 12. involves the processing of raw materials
- 14. Migratory but controlled movement of livestock
- 15. theory explaining what controls the prices of agricultural commodities
- 17. maximum rate at which a renewable resource can be exploited
- 19. Primary activity involving subsistence/commercial harvesting of renewable resources
- 20. farms that produces fruits and vegetables for market
- 21. activities in the production of a single good.
- 25. mining,agriculture,forestry,and fishing and hunting
- 27. production of goods/services distributed by governmental agencies
- 28. mineral deposits
- 29. Primary activity involving the mining
- 30. population growth forces change from extensive to intensive agriculture.
Down
- 1. clearing of land through removal of forest cover.
- 2. A system of production of goods and services for exchange
- 3. crops whose genetic material has been altered
- 5. The practice of farming
- 6. A specialized subset of service activities involving research
- 7. integrated system of knowledge, skills, tools, and methods
- 9. series of agricultural technology transfers during 1940s–70s
- 13. crop/livestock system with high inputs of labor
- 16. A large commercial agricultural holding
- 18. Extension of desert like lands
- 22. stage of economic development where service trumps goods
- 23. natural resource that is not replenished or replaced
- 24. study of how people support themselves.
- 26. Farming of cultivated fish under controlled conditions