1. A number of hazardous substances are resistant to biodegradation.

2. With chlorinated hydrocarbons, the ease of biodegradation decreases as the number of chlorine atoms per molecule increases.

3. The paper possesses nontoxic, non irritant and biodegradation advantages.

4. Microbial reactions play key roles in biocatalysis and biodegradation.sentence dictionary

5. The processes include biodegradation and water washing, bacterial sulfate reduction, deasphalting by gas influx, thermochemical sulfate reduction, gravity segregation, and thermal maturation.

6. The appearance and crystal structure change in the biodegradation of partially degraded starch granules were examined using SEM technology and multifunctional polariscope.

7. The results show that hydrodynamic dispersion and indigenous biodegradation under mixed electron accepter conditions are primary mechanisms for the attenuation of ethanol and BTEX in porous media.

8. The biodegradation of parathion methyl by Plesiomonas sp. (DLL 1)in soils and the influence factors were studied both in laboratory and field test.

9. Biodegradation is a main process to the overall fate of alachlor in the polluted soil under aerobic conditions.

10. An adsorption biodegradation process was used to treat brewery industrial wastewater.

11. Bioremediation is formally defined as the controlled use of biodegradation to remove toxic chemicals from soil and groundwater.

12. The effects of mass concentration, aeration rate, feeding mode, settling time on the biodegradation of butyl xanthate were investigated.

13. Advance on the microorganisms, catabolic pathway and initial dioxygenase for aerobic biodegradation of a variety of compounds were reviewed.

14. A new bioreactor was designed to study the effect of aeration on biodegradation of phenanthrene in soil.

15. Biodegradation ways, mechanism and kinetics of alkanes, cyclanes and arenes are reviewed, and the influences of temperature, nutrients, oxygen and salinity on biodegradation are analyzed.

16. The results indicate the maturity plays an important role on the concentration of carbazole compounds and its relative contents, and the biodegradation plays weak role on the carbazole compounds.

17. Fluorescein Isothiocyanate is a commonly used fluorescent dye to label chitosan, which is an important way to study the in vivo distribution, biodegradation and adsorption of chitosan.

18. It was demonstrated that PCP removal by granular sludge in UAD reactors was due to biodegradation rather than adsorption and volatilization.

19. The results are as follows: The carbon number is the greatest factor that influences the biodegradation speed.

20. Chitosan is an important biomedical material, and its degree of deacetylation is a main parameter of its biodegradation.

21. High temperature of oil - field wastewater is also one of factors to adsorption biodegradation of organic compound.

22. Of the four impact factors, the effect of lauroyl glycine on biodegradation of HVI 350 mineral oil in soil proves to be the most prominent in various biodegradation durations.

23. The inclusion of polyamide and alkyl ketene dimmer improved the mechanical properties of methylcellulose, especially the wet tensile strength. Testing of biodegradation activity showed that both St.

24. Perstraction is a brand-new membrane separation technology, which has the great potentiality in organic pollutants biodegradation and high-valued biochemicals preparation.

25. Lignin and cellulose are potential resources for being recycled. The investigation of biodegradation of lignin and cellulose by microorganisms has been more and more active in recent years.

26. Hence, the zones of higher bulk conductivity may be explained by mineral weathering related to hydrocarbon biodegradation.

27. Bioremediation with biosurfactants has been paid more attention for their good biodegradation capability and compatibility.

28. Their effluent concentrations were determined by the kinetics of their biodegradation in a completely mixed bioreactor.

29. Dibenzofuran ( DF ) is one of the model compounds for the study of biodegradation of dioxin - like pollutants.

30. Using EDGE as cross-link agent, the cross-linked cellulose porous carrier was prepared, and the carrier's biodegradation process in cellulose enzyme solution and civil waste water was researched.

31. Resorcin biodegradation was studied by acclimated anaerobic sludge with sucrose, glucose, butyrate and ethanol as co-metabolism substrates in ASBR reactor.

32. Then—alkanes with a complete range of carbon number are observed in the saturated hydrocarbons of the bitumen and no evidences of severe biodegradation occur.

33. A series of batch experiments were carried out to determine the chemical degradation and biodegradation parameters of herbicide dinoseb in various soil samples.

34. The experimental results show that the biodegradation of dinoseb is the more important degradation process.

35. Iron with different chemical valence has different oxidation-reduction potential, and has different effects on anaerobic biodegradation of organics .

36. Alkylphenol ethoxylates(APEO) ecology has been a disputed issue in the past 20 years for its reported poor biodegradation and toxicity of its metabolite.

37. Amino-acid amphoteric surfactant, a kind of green surfactant, has been used in leather industry more and more because of its innocuity, biodegradation and blending ability.

37. is a online sentence dictionary, on which you can find good sentences for a large number of words.

38. The attenuation factor, is determined by the biodegradation rate and time.

39. In this paper, the advances in research of chemical degradation, physical degradation and biodegradation were discussed.

40. Microcosm experiments were conducted to evaluate biodegradation of benzene under denitrifying conditions, with uncontaminated soils and activated sludge as inocula.

41. The special architecture and biodegradation characters of scaffolds could influence the vascularization.

42. Nitrobenzene is one of the toxic compounds. Much work had focused on biodegradation of it sofar.

43. Effect of the coexistence of chlorobenzene homologue on the biodegradation of chlorobenzene for chlorobenzene acclimated sludge.

44. Plastics degradation is the combination of photo-degradation and biodegradation, beginning with the photo-degradation and metabolized by biodegradation and turning into humic substance, H_2O and CO_2.

45. Microbial biocatalytic reactions and biodegradation pathways primarily for xenobiotic, chemical compounds.

46. The Octadecyl Polymerization Glucoside made in this way has good surfactivity and biodegradation, and the performances are superior to those of SDBS and TX-10.

47. Objective: To investigate the biodegradation of synthetic polycaprolactone (PCL) in vivo.

48. For solving the problem of hard degradation of PVA, a new generation of biodegradation enzymes has been developed, which can fast biodegrade PVA waste liquor.

49. Recent advances in lignin biodegradation of rice straw by Panus conchatus were attributed.

50. Kinetic characteristics of valonia tannin biodegradation using natural microorganism groups were studied.

51. Biodegradation products substituting non - degradation product become the main development trend.