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What are the control measures for rodent damage in Poria cocos?
Poria cocos, also known as Yuling, Fuling, Wanlinggui, and Futu. It is the dried sclerotium of the fungus Poria cocos (family Fomitopsidaceae), often parasitic on pine roots, shaped like a sweet potato, spherical, with a pale brown or dark brown outer skin and a pink or white interior; after refining it is called white Poria or Yunling.