Dasanayake, K.B.Atkinson, D.Hooker, J.E.2014-07-012014-07-011997Soil Sciencehttps://dl-cri.nsf.gov.lk//handle/1/4122enPlant PhysiologyPerennialsRoot systemSoil water potentialResponsiveness of perennial root systems to change in soil waterpotentialArticle