00305nam a2200109Ia 4500008004100000082003100041100002300072245004500095260002900140300001000169650001600179140113s9999    xx            000 0 und d  a631.811.98 / 2:635(047) L1  a" Randhawa, G. S."  aPlant growth regulators and gibberellins  b"New Delhi : ICAR, 1971"  a139p.  aGibberellin