About Potato Taste Defect

What is potate taste defect? Potato taste defect, or PTD, is a type of defect that’s only found in coffees from some East African nations, including Rwanda, Burundi, the Democratic Republic of the Congo and Uganda. Coffee beans with this defect give off a raw potato-like odor when they are ground or brewed. One of its causes is said to be certain insects that bite a hole in coffee cherries, creating a breeding ground for bacteria. Another culprit is believed to be pyrazine, a class of organic compounds that coffee trees generate when stimulated by insects. But no clear cause has been established. Differences from other defects PTD has two main differences from other defects. The first is difficulty in...



Country of Yemen Yemen is located at the southwestern tip of the Arabian Peninsula. The country has diverse terrains, from mountainous regions in the northwest to deserts in the southeast. The Socotra archipelago off the southern shore, often referred to as “the Galapagos Islands of the Indian Ocean,” boasts a unique ecosystem. With relatively small oil output compared with other Middle Eastern nations, Yemen is not blessed with the affluence of Saudi Arabia and the UAE. Islamic culture permeates many parts of the Yemenis’ daily life, with women covering all but their eyes with a black veil and dress and men clad in white attire with a short dagger around the waist. The capital Sanaa, dubbed “the world’s oldest skyscraper...

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