Embryogenesis and development of isolated barley (Hordeum vulgare L.) microspores are influenced by the amount and composition of nitrogen sources in culture media - J Plant Physiol 142 (4):485-492, 1993 . Artículo Subjects--Topical Terms: HORDEUM VULGAREBARLEYMICROSPORE CULTURENITROGEN SUPPLYPLANT REGENERATIONEMBRYOGENESIS