Macrofungi in the Daliangzihe National Forest Park of Heilongjiang Province were investigated,and 170 species of macrofungi were identified.These fungi belong to 9 orders,31 families and 90 genera.Among them,50 specie...Macrofungi in the Daliangzihe National Forest Park of Heilongjiang Province were investigated,and 170 species of macrofungi were identified.These fungi belong to 9 orders,31 families and 90 genera.Among them,50 species were edible mushrooms,31 species were medicinal fungi,13 species were poisonous mushrooms,42 species were mycorrhizal fungi and 56 species were wood decaying fungi.The distribution of these fungi in the korean pine and broad-leaved mixed forest,korean pine and spruce mixed forest followed certain patterns,the population structures and abundance of these fungi were closely related to some forest factors including the structure of stands,soil,altitude and slope etc.展开更多
过氧化氢脲是过氧化氢与尿素的加合物,采用悬液定量杀菌试验和动物试验对其杀菌效果和毒理学效果进行了试验研究。结果,以含过氧化氢脲50 g/L的隐型眼镜消毒液作用10 m in,对大肠杆菌和金黄色葡萄球菌平均杀灭率达到99.9%以上;含体积分...过氧化氢脲是过氧化氢与尿素的加合物,采用悬液定量杀菌试验和动物试验对其杀菌效果和毒理学效果进行了试验研究。结果,以含过氧化氢脲50 g/L的隐型眼镜消毒液作用10 m in,对大肠杆菌和金黄色葡萄球菌平均杀灭率达到99.9%以上;含体积分数10%小牛血清对其杀灭大肠杆菌效果有一定影响。该消毒液对小鼠急性口服毒性为LD50>5000 mg/kg.bw,属实际无毒类;其原液对家兔皮肤、眼睛无刺激性;豚鼠皮肤致敏试验,属弱致敏物。结论,该隐型眼镜消毒液对细菌繁殖体杀灭效果较好,属无毒级物质,对动物皮肤无刺激性,为弱致敏性。展开更多
文摘Macrofungi in the Daliangzihe National Forest Park of Heilongjiang Province were investigated,and 170 species of macrofungi were identified.These fungi belong to 9 orders,31 families and 90 genera.Among them,50 species were edible mushrooms,31 species were medicinal fungi,13 species were poisonous mushrooms,42 species were mycorrhizal fungi and 56 species were wood decaying fungi.The distribution of these fungi in the korean pine and broad-leaved mixed forest,korean pine and spruce mixed forest followed certain patterns,the population structures and abundance of these fungi were closely related to some forest factors including the structure of stands,soil,altitude and slope etc.
文摘过氧化氢脲是过氧化氢与尿素的加合物,采用悬液定量杀菌试验和动物试验对其杀菌效果和毒理学效果进行了试验研究。结果,以含过氧化氢脲50 g/L的隐型眼镜消毒液作用10 m in,对大肠杆菌和金黄色葡萄球菌平均杀灭率达到99.9%以上;含体积分数10%小牛血清对其杀灭大肠杆菌效果有一定影响。该消毒液对小鼠急性口服毒性为LD50>5000 mg/kg.bw,属实际无毒类;其原液对家兔皮肤、眼睛无刺激性;豚鼠皮肤致敏试验,属弱致敏物。结论,该隐型眼镜消毒液对细菌繁殖体杀灭效果较好,属无毒级物质,对动物皮肤无刺激性,为弱致敏性。
