Jesko, T [Effect of a mixture of trace elements on some processes of the sugar beet during vegetation. I. Changes in the intensity of photosynthesis and water economy in the plant]. [electronic resource] - Biologia 1966 - 405-20 p. digital Publication Type: Journal Article ISSN: 0006-3088 Subjects--Topical Terms: Photosynthesis--drug effectsPlants, Edible--physiologyTrace Elements--pharmacology