Undiagnosed — Nepal
Tea farmers in eastern Nepal never had a yield this low. First, diseases such as leaf curl and black tip attacked the crops. Already struggling with rising pest infestations, then heavy rainfall across much of the country swept away a portion of the crop.
So far in 2020, Nepal has seen a 30-40% decline in its tea harvest compared with a year ago, according to the National Tea and Coffee Development Board (NTCDB). Short bursts of intense rainfall have become more common, water-logging fields
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