Windows Media Player v.9 and above is required to play these files.  It is typically already installed on Windows computers.  Both Win and Mac players are available here:  Microsoft Windows Media Player Versions

For a video of a presentation by Dr. Michael McKenry on Nematode control with or without soil fumigation, click below:

MCKENRY-PART ONE
MCKENRY-PART TWO
MCKENRY-PART THREE
MCKENRY-PART FOUR