NAIC Newly Agro-Industrialized Country

NAIF Né Après l'Interdiction des Farines

NAL National Agricultural Library

NASS National Agricultural Statistics Service (USDA)

NCLAN National Crop Loss Assessment Network (Australia, EPA)

NCWSS North Central Weed Science Society (USA)

NDC Non Dairy cattle

NEWSS Northeastern Weed Science Society (USA)

NFA Non Food Agriculture

NFU National Farmers Union (UK)

NIAES National Institute of Agro-Environmental Studies

NLSD Festival de Non Labour et Semis Direct

NLVF Norway Agricultural Research Council

NPHAP National Pesticide Hazard Assessment Program

NPIRS National Pesticide Information Retrieval System (USA)

NRA National Registration Authority for Agricultural and Veterinary Chemicals

NRCS National Resources Conservation Service (USDA)