Effects of harvesting coniferous stands on site nutrients, acidity and hydrology

acidez acidity aclareo aluminio aluminium bassin versant bilan hydrique du sol china chine cold zones coniferous forests corta a hecho coupe rase cunninghamia lanceolata ecosistema ecosystems escorrentia evapotranspiration even aged stands felling areas flooding forest plantations forest soils hidrologia hydrologie hydrology inondation intensive silviculture monte regular neutralisation neutralization noruega norway nutritional losses parterre de coupe perte nutritionnelle ph picea abies ruissellement runoff silvicultura intensiva site factors soil water balance subtropical zones suelo forestal sylviculture intensive thinning watersheds zona fria zona subtropical zonas de aprovechamiento zone froide zone subtropicale