Across
- 3. An excess of salts in soils
- 4. Artificial application of water to both the land and the soil.
- 5. Process of pesticides accumulation within an individual during it's lifetime.
- 7. Communities of living organisms, together with the physical resources that sustain them, that are managed for the purpose of producing food, fibre, and other agriculture products
- 9. ________ forestry, a field of science that deals with the long term planning, planting, and maintinence of forest, trees and green spaces in urban environments.
- 11. An advantage if the type of silviculture method is that stumps, branches, and some fallen trees are left on the forest floor as a habitat to conserve nutrients in soil.
- 12. Open-pollinated plant variety seeds, if saved, will produce the same variety.
- 13. Fat-soluble pesticide that takes a very long time to biodegrade.
- 14. The conservation of forested to non-forested areas.
- 15. Organisms whose genetic code has been altered in hopes to include a desired trait.
Down
- 1. ________ farmers use natural compost and animal manure to fertilize their crops.
- 2. Habitat ____________ separation of a landscape into various land uses resulting in small, non-connected habitat patches left for use by wildlife.
- 5. Process where pesticides or other toxins get more concentrated in the members of a good chain as you move towards the top carnivore.
- 6. Forest that is the largest in Canada.
- 8. Tree harvesting technique that is a combination of selective and clear cutting.
- 10. Layer of forest made of young trees, shrubs, bushes, adapted to living in shade.
- 14. Trees which have broad, flat leaves that cath a lot of light and cannot survive without warmth and water.