Ecology Vocabulary

5. Lack of proper nutrition, cuased by not having enough to eat or not getting proper nutrients from the food one does eat
7. A bacterium virus or other mirorganism that can cause disease
8. A substance used for destroying insects or other organisms harmful to cultivated plants and animals
10. Form of farming in nearly all the crops or livestock are raised to support farmers and their families
12. The sum of environmental factors
14. A place where something begins or develops in large amounts
16. Agricultural management systems carefully tailoring soil and crop management to fit the diffrent conditons found in each field
18. The top layer of soil

1. A method for controlling pests using other organisms
2. a destructive insect or other animal that attacks crops, food, livestock,
3. A widespread condition in which many people in a country or region are unable to access adequate food supplies
4. Precipitation of salts in soils
6. To produce or provide a natural, agricultural or industrial product
9. The geological process in which materials from the Earth are worn away and transported by natural forces such as wind or water
11. The process where vegataion in dry,arid and semi-arid climates decreases until eventually disappearing
13. Land used for or suitable for growing crops
15. A deficiency of percipatation over an extended period of time resulting in a water shortage
17. No-till farming is an agricultural technique for growing crops or pasture without disturbing the soil through tillage.