72S9A8J5GW 1 Abscisic Acid 1 Abscisic acid (ABA) 1 Cytokinins 1 Hordeum vulgare (L.) Journal Article 1 Plant Growth Regulators 1 plus ... RNA, Messenger 1 RNA, Plant 1 Research Support, Non-U.S. Gov't 1 chloroplast 1 cytokinin 1 nucleus-encoded plastid RNA polymerase (NEP) 1 photosynthesis 1 plastid-encoded plastid RNA polymerase (PEP) 1 regulation of transcription 1 retrograde signalling 1 senescence. 1 moins ...