Hillman, William S text United States Of America Holt Rinehart and Winston New York 1962 eng id 164 p : ill. ; 21 cm William S Hillman MORPHOLOGY -- PHOTOPERIODISM -- FLORAL HORMONES 581.145.1 581.145.1 HIL t 231005 20231005113151 INLIS000000000000521 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)