%0 Journal Article %J New Phytologist %D 2010 %T Response of phosphomonoesterase activity in the lichen Cladonia portentosa to nitrogen and phosphorus enrichment in a field manipulation experiment %A Hogan, E. J. %A Minnullina, G. %A Sheppard, L. J. %A Leith, I. D. %A Crittenden, P. D. %K abundance %K ammonium %K atmospheric nitrogen %K bogs %K cladonia portentosa %K deposition %K fertilization %K increases %K lichens %K mat-forming lichens %K n:p ratio %K nitrate %K nitrogen deposition %K phosphatase %K phosphatase-activities %K phosphorus %K translocation %K vegetation %B New Phytologist %V 186 %P 926-933 %G eng %N 4