00294nam a2200097Ia 4500008004100000082002100041100002300062245006800085260003400153300000900187140113s9999    xx            000 0 und d  a581.1(03)   J8.8  a"Ruhland, W., Ed."  aEncyclopaedia of Plant Physiology Vol. VIII Nitrogen Metabolism  a1958bSpringer VerlagcBerlin  a1310