Turn the Caps Lock on during the game and hold down the Ctrl
 button, the type SPAMSPAMSPAMHUMBUG. Turn off the CapsLock
 and press the F9 button, now you can enter these cheats. 
 
 Code - Result: 
 cgk max - CGK Levels to Max 
 crop pop - All Croplands Receive Pods 
 crop kill - Kill All Pods on Map 
 egg boy returns - Cause Earthquake 
 kill - Kill Selected Unit 
 minimap on/off - Toggle MiniMap is Working Listener is Available 
 set none - Full Map