1、activated sludge biota

2、carbonized biota tops

3、biota-biotope system

4、The biota exhibited a one hundred percent mortality response.

5、They have had serious effects upon the biota of stream.

6、Palaeogeography and palaeoecology of the Ediacaran(Sinian) macrofossil biota in South China

7、The Shixi Formation in the Xinjiang Basin of Jiangxi and its biota and age

8、Over time, some of the excess C-14 has become buried or incorporated in biota around the globe.

9、Get us to do things that leads to the support and perpetuation of the biota, rather than its destruction?

10、In comparison of the cases between with ocean biota pump and without, it is shown that there are significant effects of ocean biota pump on the capacity of ocean for absorbing CO2 in the air.

11、There has not only a lot of rare redwood but also many dear Marine life biological and terrestrial biota.

12、New data of phosphatized globular fossils from Weng'an biota in the Ediacaran Doushantuo Formation and the problem concerning their affinity

13、Kuanchuanpu biota is the early Cambrian microfossil which is characterized as an early animal and plant fossil in the southern region of Shaanxi province.

14、Excavation and trace element analysis indicates: Jehol biota experienced mass mortality and rapid burial; toxic gases of the volcanic activities are the main factors of biological catastrophic event.

15、Organic pollution results when large quantities of organic matter are discharged into a watercourse to be broken down by microorganisms, which utilize oxygen to the detriment of lie stream biota.