TY - BOOK TI - Green growers guide: the world wide directory of agro-biologicals 1990/91 SN - 1872691056 (paperback) AV - S584.4 G74 PY - 1990/// CY - United Kingdom PB - CPL Press KW - Agriclture KW - Agricultural chemistry KW - Agricultural chemicals KW - Dictionarie KW - Encylopedias N1 - Includes Index ER -