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BBCH-scale (bulb Vegetable)
In biology, the BBCH-scale for bulb vegetables describes the phenological development of bulb vegetable plants, such as onion, leek, garlic and shallot, using the BBCH-scale The BBCH-scale is used to identify the phenological development stages of plants. BBCH-scales have been developed for a range of crop species where similar growth stages of each plant are given the same code. Phenological development stages of pla .... The phenological growth stages and BBCH-identification keys of bulb vegetables are: 1 Seed sown 2 Onion sets, shallot and garlic 3 For onions, garlic 4 For leek References * {{cite journal , last = Feller , first = C. , author2=H. Bleiholder , author3=L. Buhr , author4=H. Hack , author5=M. Hess , author6=R. Klose , author7=U. Meier , author8=R. Stauss , author9=T. van den Boom , author10=E. Weber , title = Phänologische Entwicklungsstadien von Gemüsepflanzen: I. Zwiebel-, Wurzel-, Knollen- und Blattgemüse. Nachrichtenbl. Deut. , journal = ...
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Phenology
Phenology is the study of periodic events in biological life cycles and how these are influenced by seasonal and interannual variations in climate, as well as habitat factors (such as elevation). Examples include the date of emergence of leaves and flowers, the first flight of butterflies, the first appearance of migratory birds, the date of leaf colouring and fall in deciduous trees, the dates of egg-laying of birds and amphibia, or the timing of the developmental cycles of temperate-zone honey bee colonies. In the scientific literature on ecology, the term is used more generally to indicate the time frame for any seasonal biological phenomena, including the dates of last appearance (e.g., the seasonal phenology of a species may be from April through September). Because many such phenomena are very sensitive to small variations in climate, especially to temperature, phenological records can be a useful proxy for temperature in historical climatology, especially in the ...
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Bulb Vegetable
Root vegetables are underground plant parts eaten by humans or animals as food. In agricultural and culinary terminology, the term applies to true roots, such as taproots and root tubers, as well as non-roots such as bulbs, corms, rhizomes, and stem tubers. Potatoes are technically not roots, and sweet potatoes are a type of root called tuberous roots. Description Root vegetables are generally storage organs, enlarged to store energy in the form of carbohydrates. They differ in the concentration and balance of starches, sugars, and other carbohydrates. List of root vegetables The following list classifies root vegetables organized by their roots' anatomy. Modified plant stem * Corm **'' Amorphophallus konjac'' (konjac) ** ''Colocasia esculenta'' (taro) ** ''Eleocharis dulcis'' (Chinese water chestnut) ** ''Ensete'' spp. (enset) ** ''Nymphaea'' spp. (waterlily) ** '' Pteridium esculentum'' ** ''Sagittaria'' spp. (arrowhead or wapatoo) ** ''Typha spp. ** ''Xanthosoma'' spp ...
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Onion
An onion (''Allium cepa'' , from Latin ), also known as the bulb onion or common onion, is a vegetable that is the most widely cultivated species of the genus '' Allium''. The shallot is a botanical variety of the onion which was classified as a separate species until 2011. The onion's close relatives include garlic, scallion, leek, and chives. The genus contains several other species variously called onions and cultivated for food, such as the Japanese bunching onion '' Allium fistulosum'', the tree onion ''Allium'' × ''proliferum'', and the Canada onion '' Allium canadense''. The name '' wild onion'' is applied to a number of ''Allium'' species, but ''A. cepa'' is exclusively known from cultivation. Its ancestral wild original form is not known, although escapes from cultivation have become established in some regions. The onion is most frequently a biennial or a perennial plant, but is usually treated as an annual and harvested in its first growing season. ...
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Leek
A leek is a vegetable, a cultivar of ''Allium ampeloprasum'', the broadleaf wild leek (synonym (taxonomy), syn. ''Allium porrum''). The edible part of the plant is a bundle of Leaf sheath, leaf sheaths that is sometimes erroneously called a "stem" or "stalk". The genus ''Allium'' also contains the onion, garlic, shallot, scallion, chives, and Allium chinense, Chinese onion. Three closely related vegetables—elephant garlic, kurrat and Persian leek or ''tareh''—are also cultivars of ''A. ampeloprasum'', although different in their culinary uses. Etymology Historically, many scientific names were used for leeks, but they are now all treated as cultivars of ''A. ampeloprasum''. The name ''leek'' developed from the Old English word , from which the modern English name for garlic also derives. means 'onion' in Old English and has cognates in other Germanic languages: Danish ' 'onion', Icelandic ' 'onion', Norwegian ' 'onion', Swedish ' 'onion', German ' 'leek', Dutch ' '' ...
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Garlic
Garlic (''Allium sativum'') is a species of bulbous flowering plants in the genus '' Allium''. Its close relatives include the onion, shallot, leek, chives, Welsh onion, and Chinese onion. Garlic is native to central and south Asia, stretching from the Black Sea through the southern Caucasus, northeastern Iran, and the Hindu Kush; it also grows wild in parts of Mediterranean Europe. There are two subspecies and hundreds of varieties of garlic. Garlic has been used for thousands of years as a seasoning, culinary ingredient, traditional medical remedy; it was known in many ancient civilizations, including the Babylonians, Egyptians, Romans, and Chinese, and remains significant in many cuisines and folk treatments, especially across the Mediterranean and Asia. Garlic propagates in a variety of climates and conditions and is produced globally; China is by far the largest producer, accounting for over two thirds (73%) of the world's supply in 2021. Description Garli ...
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Shallot
The shallot is a cultivar group of the onion. Until 2010, the (French red) shallot was classified as a separate species, ''Allium ascalonicum''. The taxon was synonymized with '' Allium cepa'' (the common onion) in 2010, as the difference was too small to justify a separate species. As part of the onion genus ''Allium'', its close relatives include garlic, scallions, leeks, chives, and the Chinese onion. Etymology and names The names '' scallion'' and ''shallot'' are derived from the Old French ''eschalotte'', by way of ''eschaloigne'', from the Latin ''Ascalōnia caepa'' or Ascalonian onion, a ''Ascalōnia caepa'' or Ascalonian onion, a namesake of the ancient city of Ascalon. The term ''shallot'' is usually applied to the French red shallot (''Allium cepa'' var. ''aggregatum'', or the ''A. cepa'' Aggregatum Group). It is also used for the Persian shallot or ''musir'' (''A. stipitatum'') from the Zagros Mountains in Iran and Iraq, and the French gray shallot ('' Allium os ...
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BBCH-scale
The BBCH-scale is used to identify the phenological development stages of plants. BBCH-scales have been developed for a range of crop species where similar growth stages of each plant are given the same code. Phenological development stages of plants are used in a number of scientific disciplines ( crop physiology, phytopathology, entomology and plant breeding) and in the agriculture industry ( risk assessment of pesticides, timing of pesticide application, fertilization, agricultural insurance). The BBCH-scale uses a decimal code system, which is divided into principal and secondary growth stages, and is based on the cereal code system ( Zadoks scale) developed by Jan Zadoks. The abbreviation BBCH derives from the names of the originally participating stakeholders: "Biologische Bundesanstalt, Bundessortenamt und CHemische Industrie". Allegedly, the abbreviation is said to unofficially represent the four companies that initially sponsored its development; Bayer, BASF, Ciba-Geigy ...
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