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How much is pine resin (a traditional Chinese medicine) per jin? Main producing areas and optimal harvest period explained
Pine resin, a traditional Chinese medicine name. It is the oleoresin in the wood of Pinaceae plants masson pine, Chinese pine, or plants of the same genus. So how much is pine resin per jin? Where are the main producing areas? According to the latest prices on Alibaba, the current price of pine resin as a traditional Chinese medicine is around 10-20 yuan per jin
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Symptoms and Control Methods of Red Pine Bark Rot and Resin Flow Disease
[Distribution and Damage] This disease occurs in red pine (Pinuskoraiensis) plantations throughout the three northeastern provinces. In the Yanbian area of Jilin Province, the cities (counties) of Yanji, Hunchun, Helong, Wangqing, Dunhua, Antu, Longjing and others have relatively severe incidence, with a general incidence rate of 20%-30%, severely affected stands at 50%-60%, and in individual stands at the Mao'ershan Forest Farm in Yanji City, the incidence rate reaches as high as 98.6%. The pathogen attacks the phloem and cambium of the trunk and lateral branches of young red pines, even penetrating deep into the surface xylem of the sapwood, causing the tissue to rot and die with a brown discoloration
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