Sieving
Separating nematode worms or cysts from soil sediments by sieving soil-water suspension. (Greg Tylka)
This image appears in the following article:
Sieving
[1]
Source URL:
http://www.ipm.iastate.edu/ipm/icm//ipm/icm/node/672
Links:
[1] http://www.ipm.iastate.edu/ipm/icm/2006/9-18/scn.html
