Phosphorus compartmentation in Pinus serotina michx. (pond pine); observations from in vivo nuclear magnetic resonance spectroscopyAYLING, S. M; TOPA, M. A.Plant, cell and environment (Print). 1998, Vol 21, Num 7, pp 723-730, issn 0140-7791Article

Influence of ambient ammonium on net potassium uptake by decapitated maize seedlingsTOPA, M. A; JACKSON, W. A.New phytologist. 1988, Vol 110, Num 2, pp 135-141, issn 0028-646XArticle

Effects of anaerobic growth conditions on phosphorus tissue concentrations and absorption rates of southern pine seedlingsTOPA, M. A; MCLEOD, K. W.Proceedings of a Symposium of the International Union of Forestry Research Organizations. 1986, Vol 2, Num 1/3, pp 327-340Conference Paper

Seasonal changes in water source of four families of loblolly pine (Pinus taeda L.)RETZLAFF, W. A; BLAISDELL, G. K; TOPA, M. A et al.Trees (Berlin. Print). 2001, Vol 15, Num 3, pp 154-162, issn 0931-1890Article

Effects of elevated ozone and low light on diurnal and seasonal carbon gain in sugar mapleTOPA, M. A; VANDERKLEIN, D. W; CORBIN, A et al.Plant, cell and environment (Print). 2001, Vol 24, Num 7, pp 663-677, issn 0140-7791Article

Diurnal changes in allocation and partitioning of recently assimilated carbon in loblolly pine seedlingsKUEHNY, J. S; TOPA, M. A.Physiologia Plantarum (København. 1948). 1998, Vol 104, Num 3, pp 317-328, issn 0031-9317Article

Characterization of phosphorus uptake in slow- and fast-growing southern pine seedlings grown in solution cultureTOPA, M. A; SISAK, C. L.Plant and soil. 1997, Vol 190, Num 2, pp 317-329, issn 0032-079XArticle

Whole-tree biomass and carbon allocation of juvenile trees of loblolly pine (Pinus taeda) : influence of genetics and fertilizationRETZLAFF, W. A; HANDEST, J. A; O'MALLEY, D. M et al.Canadian journal of forest research (Print). 2001, Vol 31, Num 6, pp 960-970, issn 0045-5067Article