00269nam a2200097 a 450000500170000008200220001710000170003924500640005626000340012030000170015420251203091013.0  a581.1927,bD, pur  aPurohit, SS.  aHormonal regulation of plant growth and development; Vol. 4  aBikanerbAgro Botanicalc1948  a274p, 22 cm.