008410000a22001810004500003000900000005001700009110006700026245010000093264006800193300000900261490006300270500023300333041000800566650003100574650001800605650001600623650002000639PH-MaWHO20241108112543.0  aUnited Nations Environment Programme. Regional Seas Programme.  aEstimation of the toxicity of pollutants to marine phytoplanktonic and zooplanktonic organisms.  aNairobi, Kenya : bUnited Nations Environment Programme,c1989.  a24p.  a(Reference methods for marine pollution studies ; no. 44).  aThis document has been prepared in cooperation between the Food and Agriculture Organization of the United Nations, the International Atomic Energy Agency and the United Nations Environment Programme under project FP/5102-88-03.  aeng  aWater pollutantsxToxicity  aPhytoplankton  aZooplankton  aOceans and seas