There are extensive infectivity between arbuscular mycorrhiza and plants, which including 80% of flowering plants, fern and bryophyte in the world.
丛枝菌根(arbuscular mycorrhiza, AM)对植物具有广泛的侵染性,世界上大约80%以上的有花植物以及蕨类和苔藓植物都具有丛枝菌根。
参考来源 - AM真菌和类黄酮与紫穗槐的互作及DDRT·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
That deals with both symptoms and infectivity.
这种方式既要对付症状也要顾及传染性。
Viruses do not loose their infectivity following their adsorption to a solid particles .
病毒吸附到固体颗粒上后并不丧失它们的感染力。
The infectivity is quantified by counting the number of infective centers such as plaques pocks and foci.
应用计算感染点数目来确定其传染性，如蚀斑，痘疱及病杜数。
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