Food safety begins on the farms and farmers play a crucial role in producing healthy food. Several factors were investigated here including water quality, labor health, health facilities, packaging and storage, transportation, fertilizers and solid organic materials, and field sanitation to reach more comprehensive results. So, 380 farmers were selected from 77 villages of rural areas of Gonbad-e Kavus County, north of Iran, using multistage random sampling. Data were collected by a questionnaire and analyzed...