Across
- 2. Degradation of land primarily because of human actions
- 4. Reproduction of plants by direct cloning from existing
- 6. A machine that reaps,threshes,and cleans grain while moving over a field
- 9. Rapid diffusion of new agricultural technology
- 15. A patch of land cleared for planting through slashing and burning
- 16. Resources that will be available for generations to come
- 20. Fields are cleared by slashing the vegetation and burning the debris
- 22. A machine that cuts grain standing in the field
- 23. Reproduction of plants through annual introduction of seeds
- 24. Grass or other plants grown for feeding grazing animals
- 25. harvesting twice a year from the same field
Down
- 1. Farmers must expend a relatively large amount of effort to produce the maximum feasible yield from a parcel of land
- 3. Commercial agriculture associated with large corporations
- 5. Subsistence agriculture based on herding domesticated animals
- 7. To beat our grain from stalks by trampling it
- 8. The growing of fruits, vegetables, and flowers
- 10. planting crops on ridge tops
- 11. Agriculture that generates products for sale off the farm
- 12. Provide food for a direct consumption by the farmer
- 13. A form of subsistence agricultre in which people shift activity from one field to another
- 14. Commercial agriculture in which livestock graze over and extensive area
- 17. The modification of Earth's surface by cultivating crops and raising crops
- 18. The seasonal migration of livestock between mountains and lowland pastures
- 19. The practice of rotating use of different fields from crop to crop each year, to avoid exhausting the soil
- 21. Commercial gardening and fruit farming