text London Her Majestys Stationary Office 1980 en x, 324 p.: ill.; 25 cm. POLLUTION -- AGRICULTURE -- ENVIRONMENTAL IMPACT 615.9/INO 0 11 240313 1 240318 20240318110544 INLIS000000000013894 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)