Louis G. Nickell 
Plant Growth regulators : Agricultural uses 
 - New York  Springer-Verlag Berlin Heidelberg  1982 
 - 173p 
Louis G. Nickell: Plant Growth regulators : Agricultural uses.  New York.  Springer-Verlag Berlin Heidelberg, 1982. 3-540-10973-0--(581.134NIC)   
ENGLISH 
3-540-10973-0 
581.134  / NIL