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betula alleghaniensis

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Foliar sensitivity of eight eastern hardwood tree species to ozone

1992

Davis, D.D. (Pennsylvania State Univ., University Park, PA (USA). Dept. of Plant Pathology) | Skelly, J.M.

quercus rubra quercus alba acer rubrum betula alleghaniensis hojas fraxinus precipitacion atmosferica ozone/ plantule ozone/ seedlings defoliacion ozono/ plantulas plantacion en contenedor ...
Wageningen University & Research - Netherlands
Principal forest dieback episodes in Northern Hardwoods: development of numeric indices of areal extent and severity

1997

Auclair, A.N.D. (Science and Policy Associates Inc., Washington, DC (USA).) | Eglinton, P.D. | Minnemeyer, S.L.

betula alleghaniensis eua canada acer saccharum usa madurez pathologie forestiere etats unis maturite patologia forestal ...
Wageningen University & Research - Netherlands
Sources of acidity in forest-floor percolate from a maple-birch ecosystem

1989

Hazlett, P.W. (Forestry Canada Ontario Region, Sault Ste. Marie, Ont. (Canada). Great Lakes Forestry Centre) | Foster, N.W.

betula alleghaniensis agua del suelo acer saccharum acidity ontario eau du sol pluie acide/ sol de foret lluvia acida/ suelo forestal acid rain/ forest soils acidite ...
Wageningen University & Research - Netherlands