Model : ?Environment

Year Text 
Location ?Text 
Latitude Text 
Longitude Text 
Elevation Text 
Experimental_design ?Text 
Replications Int 
Evaluator ?Colleague 
Institute ?Text 
Topography Text 
Drainage Text 
Soil_texture Text 
Irrigation Text 
Moisture Text 
Planting_date Text 
Harvest_date Text 
Testing_date Text 
N_applied Text 
P2O5_applied Text 
K2O_applied Text 
Remarks Text 
Trait_study ?Trait_Study 
Trait_scores ?Trait_scores 
QTL ?QTL