kũira
- blacken, rot. Blacken; rot; turn black. Verb describing the process of plant tissue turning black due to disease, fungal infection, or tissue death.
Example: mĩthia ya thuna cia marigũ ma mũciarithanio nĩ majitagwo nĩ mũrimũ wa kũira nĩ iria kuuma guraro-inĩ. (Banana tissue culture shoots often suffer from blackening caused by exudates from wounded tissues.); Ingihota atĩa gũthaitĩra mũrimu ũyũ wa black rot(mboga kũira) (How do I control black rot in cabbages?); Fungus ĩtagwo sooty mold nĩ ĩkũraga handũ haha na kwa ũguo ĩgatherema nginya mahutiĩnĩ na ĩgatũma mathangũ hamwe na honge kũira. (A fungus, called sooty mold, grows on honeydew deposits that accumulate on leaves and branches, turning leaves and branches black.)