00894nam a2200313   4500001000800000003000400008005001700012007000400029008000500033010001700038015001000055020001500065040001900080050002600099082001200125100002000137245005000157250001200207260006400219300003500283500009200318504004100410650002000451650001600471700002100487906004500508942001200553999001500565172465000020150506145544.0000000   a   73075479   aGB***  a0713134674  aUOELcDLCdDLC00aSB185.5.S3b.M37 198300a632/.951 aMartin, Hubert.14aThe scientific principles of crop protection.  a7th ed.  aLondon,:bEdward Arnold,aNew York,bCrane, Russak,cc1983.  aviii, 486 p.:billus.;c24 cm.  aFirst ed. published in 1928 under title: The scientific principles of plant protection.  aIncludes bibliographical references. 0aPestsxControl. 0aPesticides.  aWoodluck, Martin  a7bcbccorignewd2eopcnf19gy-gencatlg  2lcccLL  c6694d6694