
Coffee farmers in central Kenya are facing losses after their coffee was struck by leaf rust. This has resulted in defoliation, leaving coffee trees without leaves.
Coffee leaf rust is a fungal disease that spreads mainly in moist, cold seasons . Leaves start developing yellow patches with yellow-like powder below.
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To identify it, scrub the underside of the leaves on your feast; a yellow mark will be left. After infestation, defoliation follows. At this stage, farmers cannot do much.

The best solution is to prevent it from reaching the defoliation stage. Early application of copper-based fungicides, with an application interval of 14 days, is recommended. Farmers can also boost new leaf formation by applying high-nitrogen foliar fertilizers.