Agriculture
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Agriculture is the science, art, and practice of cultivating crops, livestock, and other renewable resources. Professionals in the field of agriculture are called agriculturists, they provide advice to farmers and farm employees. Farms and agribusinesses are the core of the agriculture industry. Over one-third of the world's workers are employed in agriculture, second only to the service sector, although in recent decades, the global trend of a decreasing number of agricultural workers continues, especially in developing countries where smallholding is being overtaken by industrial agriculture and mechanization. The major agricultural products can be broadly grouped into foods, fibers, fuels and raw materials (such as rubber).
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Forestry
From Wikipedia, the free encyclopedia
Forestry is the science and craft of creating, managing, playing, using, conserving and repairing forests, woodlands, and associated resources for human and environmental benefits. Forestry is practiced in plantations and natural stands. The science of forestry has elements that belong to the biological, physical, social, political and managerial sciences.Modern forestry generally embraces a broad range of concerns, in what is known as multiple-use management, including: The provision of timber Fuel wood Wildlife habitat Natural water quality management Recreation Landscape and community protection Employment Aesthetically appealing landscapes Biodiversity management Watershed management Erosion control Preserving forests as "sinks" for atmospheric carbon dioxideA practitioner of forestry is known as a forester. An other common term is silviculturalist. Silviculture is narrower than forestry, being concerned only with forest plants, but is often used synonymously with forestry.
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Livestock
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Livestock is commonly defined as domesticated animals raised in an agricultural setting to produce labor and commodities such as meat, eggs, milk, fur, leather, and wool. The term is sometimes used to refer solely to those that are bred for consumption, while other times it refers only to farmed ruminants, such as cattle, sheep and goats. Horses are considered livestock in the United States. The USDA classifies pork, veal, beef, and lamb as livestock and all livestock as red meat. Poultry and fish are not included in the category.The breeding, maintenance, and slaughter of livestock, known as animal husbandry, is a component of modern agriculture that has been practiced in many cultures since humanity's transition to farming from hunter-gatherer lifestyles.
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