Agriculture Flashcards
Agriculture
The deliberate effort to modify a portion of Earth’s surface through the cultivation of crops and the raising of livestock for sustenance of economic gain
Agribusiness
Commercial agriculture characterized by the integration of different steps in the food-processing industry, usually through ownership by large corporations
Cereal grain
A grass yielding grain for food
Chaff
Husks of grain separated from the seed by threshing
Combine
A machine that reaps, threshes, and cleans grain while moving over a field
Commercial agriculture
Agriculture undertaken primarily to generate products for sale off the farm
Crop
Grain or fruit gathered from a field as a harvest during a particular season
Crop rotation
The practice of rotating use of different fields from crop to crop each year, to avoid exhausting the soil
Desertification
Degradation of land, especially in semiarid areas, primarily because of human actions like excessive crop planting, animal grazing, and tree cutting
Double cropping
Harvesting twice a year from the same field
Grain
Seed of a cereal grass
Green revolution
Rapid diffusion of new agricultural technology, especially new high-yield seeds and fertilizers
Horticulture
The growing of fruits, vegetables, and flowers
Hull
The outer covering of a seed
Intensive subsistence agriculture
A form of subsistence agriculture in which farmers must expend a relatively large amount of effort to produce the maximum feasible yield from a parcel of land