生物改良方法(又称生物恢复和生物处理)就是通过刺激天然存在的微生物群,将有机污染物降解成简单的二氧化碳和水,从而实现地下污染物的就地处理。对有机污染物的生物降解已在城市废水处理中应用了很多年,包括活化淤泥反应器、污泥处理池、污水稳定池和流化床反应器。
结果,许多动植物面临危险,昆虫传粉和微生物改良土壤等基本自然过程也面临危险。
As a result, many plants and animals are at risk, as well as essential natural processes such as pollination by insects and the regeneration of soils by micro-organisms.
国际玉米和小麦改良中心与亚洲玉米生物技术网(ambionet)和农科院合作,在整个中国运用先进的生物技术从事玉米的改良。
CIMMYT collaborates with the Asian maize biotechnology Network (AMBIONET) and CAAS in applying advanced biotechnology for maize improvement throughout China.
这些改良的大肠杆菌发酵生物质中所含的糖类以生合成异戊二烯,并以气体形式释放出来。
The modified organism ferments sugars in the biomass to produce isoprene, in such a way that it bubbles out as a gas.
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