Effect of different levels of potassium and boron on fodder bean, irrigated with various quality of water

abonos de oligoelementos abonos potasicos absorption de substances nutritives bore boro boron calcareous soils calidad del agua crop yield engrais potassique micronutrient fertilizers nutrient uptake potash fertilizers rendement des cultures rendimiento de cultivos salinidad salinity salt tolerance sol calcaire tolerancia a la sal vicia faba water quality