Both in laboratory and field studies , attempts have been made to speed these biodegradation processes by adding known degradative microorganisms .

在实验室和实地研究中，尝试通过加入已知的具有降解能力的微生物来加速降解进程。

Influences of wild , degradative , and rejuvenative armillearia mellea on yield of gastrodia elata and content of gastrodin .

野生、退化、复壮蜜环菌对天麻产量及天麻素量的影响。

The microbes used in these experiments have been isolated from contaminated field sites , taken from culture collections , or even genetically modified to improve their degradative capabilities .

实验中使用的微生物从含有这种微生物的环境中分离，并通过培养物的富集，甚至基因的修饰来增加其降解能力。