text New York John Wiley & Sons 1954 Ing x, 269 p.: ill.; Index 24 cm. PLANT GROWTH SUBSTANCES 631.547 631.547 PLA INLIS000000000003903 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)