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itch: A form of mange. Helps farmers identify and treat skin conditions in livestock.

illuviation: The movement of particles and chemicals from the topsoil into the subsoil. Understanding illuviation helps farmers manage soil fertility and health.

internal laying: A condition in hens caused by a fault in the oviduct, which results in the yolks not being passed along the oviduct for covering with membranes and shell. Helps farmers identify and manage reproductive issues in poultry.

Interorganisation Programme for the Sound Management of Chemicals: A plan administered by seven participating international organizations, including WHO, to promote the safe use of chemicals. Abbr IOMC. Helps farmers understand and comply with chemical safety standards.

IWC: 1. International Wheat Council. 2. International Whaling Commission. Helps farmers understand agricultural and marine resource regulations.

insect: A small animal with six legs and a body in three parts. Helps farmers identify and manage insect pests.

International Institute of Tropical Agriculture: An organization established at Ibadan, Nigeria in 1965. Abbr IITA. Supports farmers in tropical regions with research and technology.

immature: Referring to an organism or part that is still developing. Helps farmers manage livestock and crop development stages.

immune: Referring to a person, other animal or plant that is not affected by a specific microorganism. This barley strain is not immune to the virus. Helps farmers select disease-resistant crops.

inoculate: To introduce vaccine into a body in order to stimulate the production of antibodies to a particular organism, giving rise to immunity to the disease. The baby was inoculated against diphtheria. Helps farmers protect livestock from diseases.