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irradiate: To subject something to radiation. Helps farmers use radiation for food preservation and pest control.

inspector: An official whose job is to examine animals, soil, buildings, etc., to see if they conform to government regulations. Helps farmers comply with regulations.

impermeable: Referring to a substance which does not allow a liquid or gas to pass through. Rocks which are impermeable to water. Helps farmers manage soil and water resources.

inorganic: Referring to a substance which does not come from an animal or a plant. Inorganic substances include acids, alkalis and metals. Helps farmers understand and use inorganic materials in agriculture.

ILCA: International Livestock Centre for Africa – an organization established in 1974 at Addis Ababa, Ethiopia. Provides research and resources for livestock farmers in Africa.

IFR: Institute of Food Research – a not-for-profit scientific institute which advises on food safety, diet and health. Ensures farmers have access to the latest research on food safety and nutrition.

isinglass: A pure soluble gelatin, used to make alcoholic drinks clear; formerly used to preserve eggs. Helps farmers understand traditional food preservation techniques.

IAH: Institute for Animal Health – a major center for research into infectious diseases in livestock. Helps farmers stay informed about and manage livestock health issues.

interbreed: To mate and have offspring. To cross animals or plants with different characteristics to produce offspring with distinctive features. Helps farmers manage breeding programs.

IOMC: Interorganisation Programme for the Sound Management of Chemicals. Helps farmers understand and comply with chemical safety standards.