00266nam a2200109 a 450000500170000010000210001724500460003826000190008430000130010370000220011670000180013820251203090710.0  aLeshem,Yaacou Y.  aProcesses and control of plant scnescence  aElsevierc1986  axi,215p.  aHalevy,Abraham H.  aFrenkel,Chaim