Studied by 4 peopleagriculture
deliberate modification of Earth’s surface through cultivation of plants and rearing of animals to obtain sustenance or economic gain
subsistence agriculture
found in LDCs, is the production of food primarily for consumption by the farmer's family
commercial agriculture
found in MDCs, is the production of food primarily for sale off the farm
prime agricultural land
most productive farmland
agribusiness
system of commercial farming found in the United States and other MDCs
slash-and-burn agriculture
farmers clear land for planting by slashing vegetation and burning the debris
pastoral nomadism
a form of subsistence agriculture based on the herding of domesticated animals
transhumance
seasonal migration of livestock between mountains and lowland pasture areas
pasture
grass or other plants grown for feeding grazing animals, as well as land used for grazing
intensive subsistence agriculture
farmers must work intensively to subsist on a parcel of land
wet rice
the practice of planting rice on dry land in a nursery and then moving the seedlings to a flooded field to promote growth
double cropping
obtaining two harvests per year from one field
crop rotation
the practice of rotating use of different fields from crop to crop each year to avoid exhausting the soil
plantation
a large farm that specializes in one or two crops
cereal grain
oats, wheat, rye, or barley
milkshed
the ring surrounding a city from which milk can be supplied without spoiling
grain
the seed from various grasses, like wheat, corn, oats, barley, rice, millet, and others
ranching
the commercial grazing of livestock over an extensive area
horticulture
the growing of fruits, vegetables, and flowers
sustainable agriculture
an agricultural practice that preserves and enhances environmental quality
ridge tillage
a system of planting crops on ridge tops
desertification
human actions are causing land to deteriorate to a desert-like condition
green revolution
the invention and rapid diffusion of more productive agricultural techniques during the 1970s and 1980s
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