Encyclopedia of Plant PhysiologySpringer-Verlag, 1975 - Plant physiology |
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Page 365
... enzyme may be constitutively synthesized at low levels and is synthesized at high levels in the presence of nitrate . The constitutively formed enzyme may be partly responsible for its own repression ( STOUTHAMER 1976 , COVE and PATEMAN ...
... enzyme may be constitutively synthesized at low levels and is synthesized at high levels in the presence of nitrate . The constitutively formed enzyme may be partly responsible for its own repression ( STOUTHAMER 1976 , COVE and PATEMAN ...
Page 367
... enzymes could be detected in extracts of tobacco , indicating in vitro reconstitution of the enzyme from components with only partial activities ( MEN- DEL and MULLER 1978 ) . Varietal variations in the level of extractable nitrate ...
... enzymes could be detected in extracts of tobacco , indicating in vitro reconstitution of the enzyme from components with only partial activities ( MEN- DEL and MULLER 1978 ) . Varietal variations in the level of extractable nitrate ...
Page 378
... enzyme for one or the other electron donor is only relative . Purification of algal nitrate reductase was achieved more or less completely following classical procedures ( for litera- ture see HEWITT 1975 , VENNESLAND and GUERRERO 1979 ...
... enzyme for one or the other electron donor is only relative . Purification of algal nitrate reductase was achieved more or less completely following classical procedures ( for litera- ture see HEWITT 1975 , VENNESLAND and GUERRERO 1979 ...
Contents
Introduction and Historical Résumé | 1 |
Uptake and LongDistance Transport of Mineral Elements | 16 |
Calcium Nutrition of Higher Plants | 22 |
Copyright | |
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absorption acid Agric Res algae ammonium anions ASHER Aust J Agric Azospirillum Azotobacter bacteria bacteroids barley Biochem Biol calcium cations cell wall concentration cortex crop cycle cytokinins deficiency Döbereiner effects electron endodermis enzyme ferredoxin fungi H₂ higher plants hydrogenase increase infection inhibited inorganic interactions LÄUCHLI leaf leaves leghaemoglobin legumes levels London New York Loneragan JF Lüttge MARSCHNER metabolism microorganisms mineral elements mineral nutrition mucilage mycorrhizas N₂ fixation nitrate reductase nitrate uptake nitrogen fixation nitrogen-fixing nitrogenase nitrogenase activity nutrient nutrient solution organic oxides phloem phosphate phosphorus photosynthesis physiological Phytol plant growth plant nutrition Plant Physiol plant roots Plant Soil plasmalemma potassium Proc protein reduction Rhizobium rhizosphere role root hairs root nodules root surface Rovira seedlings shoots Soil Sci solution culture species studies substrate sulfate sulfur supply symbiotic synthesis tion tissue toxicity translocation transport xylem zinc