I'm a Hong Kong student. I'm now writing an essay and want to receive the
following information:
1) Describe the ecological roles of microbes in nature.
2) How can theseroles be exploited by man?
3) Discuss the benefcial and harmful consequences of sush exploitation by
mankind.
Any advice is appreciated. THANK YOU VERY MUCH!
MARTIN LEE
<sarasate at hkstar.com>
