Agriculture

1. species such as insects that are harmful to crops
4. Soil --------- refers to the ability of the soil to support organic life. Low --------- means that soil would be very a very hard place to grow plants
6. the cultivation of a single crop in a given area
7. a substance that is toxic to plants, used to destroy unwanted vegetation
8. meeting human needs in the present while preserving the environment so that these needs can also be met in the indefinite future
10. ploughed and harrowed but left for a period without being sown in order to restore its fertility or to avoid surplus production
11. is the practice of growing a series of dissimilar/different types of crops in the same area in sequential seasons. ---- -------- has various benefits to the soil including replenishment of nitrogen, mitigating the build-up of pathogens and improvement of soil structure and fertility
12. -------- agriculture is the large-scale production of crops for sale, intended for widespread distribution to wholesalers or retail outlets
13. a large farming implement with one or more blades fixed in a frame, drawn over soil to turn it over and cut furrows in preparation for the planting of seeds

2. ----------- agriculture is self-sufficiency farming in which the farmers focus on growing enough food to feed themselves and their families
3. a substance used for destroying insects or other organisms harmful to cultivated plants or to animals
5. an amount produced of an agricultural or industrial product
6. the practice of growing two or more crops in the same space during a single growing season
9. a powerful motor vehicle with large rear wheels, used chiefly on farms for hauling equipment and trailers