湖南麦饭石卫生学评价

目的　为开发利用湖南 Ｆ６、 Ｆ７ 麦饭石矿物营养的有益资源。方法　毒理学试验，观察实验动物存活、生长状况；生物活性实验，证实麦饭石中微量元素对动植物的营养作用。结果　急性、８０ 天生长试验实际无毒，并能提高小鼠的游泳耐力，延长金鱼存活时间，花卉枯萎时间后移，伤口愈合时间缩短以及吸附水中氰化物、铅、汞、砷、镉和甲醇等有毒物质。结论　麦饭石作为矿物营养资源具有广阔的的应用前景。

Hygienic Evaluation on Hunan Maifanshi

Objective To develop the useful resource of Hunan Maifanshi ore nutrition. Methods The toxicology test was used to oberve the animal survival and growth status. The biological activity research was used to prove the nutritional function of the trace element in Maifanshi to the animal and plant. Results The acute toxicity test and the 80 day growth test showed no toxicity. It could imporove the swimming tolerance of rat, prolong the survival time of goldenfish,delay the withering time of the flower,shorten the recovery time of the wound and absorb the toxic materials in the water such as cyanide,Pb,Hg,As,Cd and methyl alcohol. Conclusion There is a vast application vista for the Maifanshi used as the ore nutritional resouce. [