00293nam a2200109Ia 4500008004100000082001100041100002500052245003600077260004200113300001000155650001800165140113s9999    xx            000 0 und d  a581 K9  a" Gunckel, James E."  aCurrent topics in plant science  b"New York : Academic Press Inc, 1969"  a461p.  aPlant science