This product consists of 22 grass patterns that are scattered on a board of 9 * 9 dimensions and includes the following:
3Dsmax File (Corona)
3Dsmax File (Vray-Scattered by Foest pack plugin)
FBX File
Preview
Maps
Scatter Setting (screenshot of corona scatter setting)
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Render in this link with high quality
https://www.behance.net/gallery/113790355/Grass-Landscape?share=1 
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These patterns are scattered by 3helpers and two maps that are in the textures folder. The FBX file contains only 30 grass and ground models and no scatters.
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3dsmax version: 2015
Corona version: 5
Vray Version: 5
Forest pack version: 6.3.1

If you have a problem with this model, just send me a personal message.