Total
Polys 520 723

Field Set
There are 4 types of crops in the file
Each model has 4 variations
Also in the file are 4 plates for designating the names of crops
Attached a PSD file with the design of the plates (you can change: color name font)

Sunflower
Sunflower_001 Polys 16283
Sunflower_002 Polys 46 515
Sunflower_003 Polys 44 668
Sunflower_004 Polys 44 693

Corn
Corn_001 Polys 27 719
Corn_002 Polys 12587
Corn_003 Polys 12 063
Corn_004 Polys 12236

Rape
Brassica_napus_001 Polys 18415
Brassica_napus_002 Polys 54 125
Brassica_napus_003 Polys 94 917
Brassica_napus_004 Polys 111 603

Sugar beet
Sugar_beet_001 Polys 6766
Sugar_beet_002 Polys 6766
Sugar_beet_003 Polys 6766
Sugar_beet_004 Polys 4078

In the archive:
3ds max 2012 Vray
3ds max 2012 Corona
V-ray mat
Corona mat
OBJ by material
FBX 2012 (separate files)
Textures

More garden models:
https://3dsky.org/3dmodels/show/ogorod_kitchen_garden 
https://3dsky.org/3dmodels/show/ogorod_kitchen_garden_vol_2 
https://3dsky.org/3dmodels/show/ogorod_kitchen_garden_vol_3 

Have a nice use!