Request for a scientific term

[Nancy Chan ac10157]

[ Article crossposted from bionet.agroforestry ]
[ Author was Nancy Chan (ac10157) ]
[ Posted on 8 Feb 1996 01:43:11 GMT ]

Hello!
I would like to ask a scientific term:
If we use a population of insect to reduce another population of a certain
insect which is harmful to our crops.
How can we describe it?
Any E-mail reply will be apperciated!
Thank you very much! =)

With best wishes, 
Nancy