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infertility: The inability to reproduce or have offspring. Helps farmers understand and address reproductive issues in livestock and crops.

incorporate: 1. To apply chemicals such as slug pellets by spreading them in rows at the same time as the seed is sown, as opposed to broadcasting. 2. To plough back straw or green manure into the soil. Helps farmers integrate organic matter into the soil for improved fertility.

inoculation: 1. The act of inoculating. 2. An injection against a particular disease. A diphtheria inoculation. Helps farmers implement vaccination programs.

inherit: To receive a genetically controlled characteristic from a parent. Flower color is inherited. Helps farmers understand genetic traits and breeding outcomes.

infective: Referring to a disease caused by a microorganism, which can be caught from another person but which cannot always be directly transmitted. Helps farmers understand the nature and transmission of diseases.

isobar: A line on a map linking points which are of equal barometric pressure at a given time. Helps farmers understand weather patterns and forecasting.

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

intestinal: Referring to the intestine. Helps farmers understand animal anatomy and health issues related to the digestive system.

Intervention Board: A body set up in 1972 to implement the regulations of the Common Agricultural Policy in the UK. It has now been replaced by the Rural Payments Agency. Helps farmers understand agricultural policies and regulations.

intensify: To use intensive farming methods. Helps farmers achieve higher productivity.