00421nam a2200109 a 450000100080000000500110000800800410001910000200006024500560008026001550013665300200029119415202012-12-06 2012 bl uuuu u00u1 u #d1 aCOSTA, N. de L. aAdaptation Mechanisms to Forage Plants Defoliation. aCLICNEWS. Disponível em: <http://www.clicnews.com.br/noticias/nitrogen-uptake-regulation-in-plant-level/147361>. Acesso em: 18 jul. 2012.c2012 aPlant nutrients