Nitrogen mineralisation in deciduous forest soils in south Sweden in gradients of soil acidity and deposition

acer platanoides acid soils acidez acidity azote bosques carpinus betulus deciduous plants forest soils forests fraxinus excelsior mineralisation mineralization nitrification nitrogen ph del suelo ph du sol plantas deciduas pollution quercus robur soil ph soil types sol acide suelo forestal tilia cordata tipos de suelos type de sol ulmus glabra