Person who participates in the development and production of crops (ornamental plants, cereals, pastures, market garden plants, etc.) or in the breeding of herds (cattle, pigs, poultry, sheep, etc.). To this end, she supervises the design and implementation of projects, helps draw up plans and specifications, conducts tests and follows crop management and animal production rules. She also carries out surveys, evaluations and inspections in order to control the quality of animal feed or production. she may be called upon to popularize various production techniques and to provide services in the field of agricultural equipment, buildings or machinery.