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Programmed death of cortical cells in oat roots under nitrogen deficiency
Zhang Ziyi1, Yi Xia1, Hu Bo1, Hu Yuncai2, Liu Jinghui1, Fan Mingshou1
Chinese Agricultural Science Bulletin . 2010, (8): 175 -178 .  DOI: 10.11924/j.issn.1000-6850.2009-2152