00315nam a2200097Ia 4500008004100000082002300041100002300064245008700087260003400174300000900208140113s9999    xx            000 0 und d  a581.1(03)  K5.15-1  a"Ruhland, W., Ed."  aEncyclopaedia of Plant Physiology. Vol. XV Part 1 :Differentiation and development  a1965bSpringer VerlagcBerlin  a1647