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• Victor A. Tiedjens — Victor Alphons Tiedjens (1895–1975) was an American horticulturist, agronomist, biochemist and soil chemist. He was credited as one of the pioneers in growing plants in chemical solutions. [1] Dr. Victor A. Tiedjens (1895–1975) In the late 1920s… …   Wikipedia

• Spot blotch (wheat) — Spot blotch is a leaf disease of wheat caused by Cochliobolus sativus .cite book last = Wiese first = M.V. title = Compendium of wheat diseases publisher = American Phytopathological Society date = 1987 pages = 124 pp ] cite book last = Martens… …   Wikipedia

• Zinc deficiency — POOPO Classification and external resources TOOTO ICD 10 E60 …   Wikipedia

• Sulfur assimilation — Sulfate reduction and assimilation in plants (APS, adenosine 5 phosphosulfate; Fdred, Fdox, reduced and oxidized ferredoxin; RSH, RSSR, reduced and oxidized glutathione)|right|325pxSulfur is an essential element for growth and physiological… …   Wikipedia

• Chelation — Metal EDTA chelate Chelation is the formation or presence of two or more separate coordinate bonds between a polydentate (multiple bonded) ligand and a single central atom.[1] Usually these ligands are organic compounds, and are calle …   Wikipedia

• Solanum tuberosum —   Papa o patata …   Wikipedia Español

• Amino acid — This article is about the class of chemicals. For the structures and properties of the standard proteinogenic amino acids, see Proteinogenic amino acid. The generic structure of an alpha amino acid in its unionized form …   Wikipedia

• Inulina — Nombre (IUPAC) sis …   Wikipedia Español

• Polyphenol — Plant derived polyphenol, tannic acid, formed by esterification of ten equivalents of the phenylpropanoid derived gallic acid to a monosaccharide (glucose) core from primary metabolism …   Wikipedia

• Micronutrient — Micronutrients are nutrients required by humans and other living things throughout life in small quantities to orchestrate a whole range of physiological functions, but which the organism itself cannot produce.[1] For people, they include dietary …   Wikipedia

• plant disease — ▪ plant pathology Introduction       an impairment of the normal state of a plant that interrupts or modifies its vital functions.       All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …   Universalium