Ballance Agri-Nutrients Fonterra DairyNZ Horticulture New Zealand OVERSEER
Ravensdown Fertiliser Co-operative Federated Farmers Beef and Lamb Fertiliser Quality Council
AgResearch Crop & Food Research Landcare Research
HortResearch Massey University Fertiliser & Lime Research Centre Plant and Food New Zealand
Ministry of Agriculture and Forestry Ministry of Research, Science and Technology National Institute of Water & Atmospheric Research Food Standards Australia New Zealand
Land Information Ministry for the Environment Foundation for Research, Science and Technology New Zealand Food Safety Authority
Canadian Fertilizer Institute International Fertilizer Development Centre International Food Policy Research Institute International Fertiliser Society Fertilizer Industry Federation of Australia GLOBALG.A.P Potassium in Agriculture
International Fertilizer Association The Fertilizer Institute International Potash Institute European Fertiliser Manufacturers’ Association IMPHOS