calendar>>December 17. 2009 Juche 98 |
Research in Wild Mushrooms Makes Progress
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Pyongyang, December 17 (KCNA) -- Research in wild mushrooms has been successfully made in the Democratic People's Republic of Korea. In recent years scientists have deepened the study of mycotrophic mushrooms to discover their roles in forest ecosystem. Tricholoma robustum and Tricholoma bakamatsutake growing in forests of oak trees produce gluconic acid, an organic one, to increase fertility of soil. It has been discovered that Armillaria mellea and other parasitic mushrooms, though high in medical value, are unfavorable for forest protection as they rot living trees, growing on their roots and trunks. The cultivation methods of these mushrooms are now under research, with some of them including Ganoderma lucida already domesticated. Mushrooms of Cordyceps are useful in protecting forests for their killing harmful insects and taken as health food material. Poisonous mushrooms are used in oncotherapy and production of bio-reagents. Being absorbent of radioactive materials in soil, mushrooms are also good for protecting environment in general. Microbiologists have made successes in the research into pharmacological actions of Grifola frondosa and its cultivation method to be conducive to the health improvement. More than 900 species of mushrooms are growing in the country, some 250 of them proved to be valuable. |
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