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In addition to the medicinal and nutritional values that plants hold, plants have also been grown for their beauty, and to impress and demonstrate power, knowledge, status and even wealth of those in-control of the cultivated plant material. This symbolic power that plants hold has existed even before the beginnings of their cultivation. [15]
The key activities of cultivated plant taxonomy relate to classification and naming (nomenclature).The rules associated with naming plants are separate from the methods, principles or purposes of classification, except that the units of classification, the taxa, are placed in a nested hierarchy of ranks – like species within genera, and genera within families. [6]
The study of plant uses by native peoples is ethnobotany, while economic botany focuses on modern cultivated plants. Plants are also used as feedstock for many industrial products including timber , paper and textiles , as well as a wide range of chemicals.
A cultigen (from Latin cultus 'cultivated' and gens 'kind'), or cultivated plant, [note 1] is a plant that has been deliberately altered or selected by humans, [2] by means of genetic modification, graft-chimaeras, plant breeding, or wild or cultivated plant selection. These plants have commercial value in horticulture, agriculture and forestry.
A crop is a plant that can be grown and harvested extensively for profit or subsistence. [1] In other words, a crop is a plant or plant product that is grown for a specific purpose such as food, fibre, or fuel. When plants of the same species are cultivated in rows or other systematic arrangements, it is called crop field or crop cultivation.
Wild emmer wheat (Triticum dicoccoides), a CWR of cultivated wheats (Triticum spp), can be found in northern Israel. Two conservationists collecting indigenous knowledge on cultural practices that favour CWR populations, from a farmer near Fes, Morocco. A crop wild relative (CWR) is a wild plant closely related to a domesticated plant.
Vavilov's 1924 scheme suggested that plants were domesticated in China, Hindustan, Central Asia, Asia Minor, Mediterranean, Abyssinia, Central and South America A Vavilov center or center of origin is a geographical area where a group of organisms, either domesticated or wild, first developed its distinctive properties. [ 1 ]
An important source of genetic diversity are crop wild relatives, wild plant species that are genetically related to cultivated crops. A second supporting service is to maintain the habitat of wild biodiversity, particularly associated biodiversity, for example pollinators and predators.
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