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insect bite: A sting caused by an insect which punctures the skin and in so doing introduces irritants. Helps farmers understand and treat insect bites in livestock.

irongrass: Same as knotgrass. Helps farmers identify and manage this plant species.

IBR: Infectious bovine rhinotracheitis – a virus disease of cattle which affects the reproductive, nervous, respiratory or digestive systems. Milk yield is depressed as adults run a high fever. Understanding IBR helps farmers manage herd health.

isohyet: A line on a map linking points of equal rainfall. Helps farmers understand precipitation patterns.

infiltration: The passing of water into the soil or into a drainage system. Helps farmers manage irrigation and soil water levels.

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

International Programme on Chemical Safety: A collaboration between the World Health Organization and the United Nations Environment Programme, to investigate issues relating to chemical safety. Abbr IPCS. Helps farmers understand chemical safety regulations.

Ig: Immunoglobulin – a protein produced by specific white blood cells that acts as an antibody in immune responses. Abbr Ig. Important for livestock health and disease management.

ironweed: Same as knotgrass. Helps farmers identify and manage this plant species.

ICCA: International Cocoa Agreement – an agreement between countries to stabilize the price of cocoa. Ensures fair trade practices and stable income for cocoa farmers.