Mineral nutrition of wheat, rye, barley, and oat seedlings in nutrient solutions

agronomic characters alkali metals alkaline earth metals ammonia ammoniac avenas avoine azote barley biological development calcio calcium cebada cereales cereals composition crecimiento croissance crops cultivos cultivos de grano developmental stages economic plants elements etapas de desarrollo etapas de desarrollo de la planta fertilidad del suelo fisiologia fonction physiologique fosforo gases gaz glumiflorae grain crops gramineae growth inorganic compounds magnesio magnesium metal metales metales alcalinos metales alcalinoterreos metals monocotyledons nitrate nitrates nitratos nitrogen no metales nonmetals oats orge phosphore phosphorus physical states physiological functions physiologie physiology plant developmental stages plantas plante plante de culture plants potasio potassium sales salts secale secale cereale sel soil fertility spring wheat trigo trigo de primavera wheats