The Harvest tab is where you record all the information specific to 
harvesting the selected crop.  The Machine Operation, Storage Location, 
and Yield Units lists are all completely customizable.

To view other screens, click on the appropriate link:
Field Details   Crop Records   Summer Fallow   Precipitation   Pictures
Crop Details   Seeding   Crop Insurance   Fertilizer   Chemical Application   
Crop Checking   Pests   Harvest