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Intensive pig farming, also known as pig factory farming, is the primary method of pig production, in which grower pigs are housed indoors in group-housing or straw-lined sheds in establishments also known as piggeries, whilst pregnant sows are housed in gestation crates or pens and give birth in farrowing crates.
Intensive piggeries control temperature through ventilation or drip water systems (dropping water to cool the system). [41] Pigs are naturally omnivorous and are generally fed a combination of grains and protein sources (soybeans, or meat and bone meal). Larger intensive pig farms may be surrounded by farmland where feed-grain crops are grown.
Pigs are farmed principally for food (e.g. pork: bacon, ham, gammon) and skins. Pigs are amenable to many different styles of farming: intensive commercial units, commercial free range enterprises, or extensive farming (being allowed to wander around a village, town or city, or tethered in a simple shelter or kept in a pen outside the owner's ...
Smithfield Foods hog CAFO, Unionville, Missouri, 2013. In animal husbandry, a concentrated animal feeding operation (CAFO), as defined by the United States Department of Agriculture (USDA), is an intensive animal feeding operation (AFO) in which over 1,000 animal units are confined for over 45 days a year.
Free State University, Faculty of Natural and Agricultural Sciences Stellenbosch University , Faculty of AgriSciences Elsenburg Agricultural Training College , [ 11 ] Western Cape Government, Department of Agriculture
This photo from a 1921 encyclopedia shows a tractor plowing a crop field Worker overseeing cotton gin, ca. 1940s Agriculture is a major industry in the United States, which is a net exporter of food. [1]
Gestation crates, used on modern pig-production facilities, commonly referred to as factory farms. A gestation crate, also known as a sow stall, is a metal enclosure in which a farmed sow used for breeding may be kept during pregnancy.
A farmer is a person engaged in agriculture, raising living organisms for food or raw materials. [1] The term usually applies to people who do some combination of raising field crops, orchards, vineyards, poultry, or other livestock.