CAS Botanist’’s Adventures in African Jungles

摘要

When Professor WANG Qingfeng, a Chinese botanist, visited Kenya for the first time 17 years ago, he was amazed to find the secret of“toothbrush trees”to brush their teeth,instead of a toothbrush and toothpaste.Seventeen years later,WANG’s team and Chinese companies in Kenya have succeeded in making toothpaste with extracts from the tree native to Kenya.Their products are sold in Kenya and will debut in China at the first China International Import Expo to be