00294nam a2200097Ia 4500008004100000082001500041100002500056245005000081260005700131300000800188140113s9999    xx            000 0 und d  a581.1   K4  a"Steward, F.C., Ed."  aPlant at work : A summary of plant physiology  a1964bAddison Wesly Pub. Co.cReading(Massachusetts)  a184