The effect of papermill wastewater and organic amendments on sodium accumulation by potted cottonwoods

abonos aguas residuales amendement du sol arbre forestier bovin cattle chimie du sol crecimiento croissance desechos industriales engrais engrais organique enmiendas del suelo farmyard manure fertilizers forest trees fumier ganado bovino growth industrial wastes irrigation organic fertilizers plantule populus deltoides pot experimentation pulping riego seedlings sodio sodium soil amendments soil chemistry wastewater