How to make a rice field module in 8:19 min?

[Densha]

[Bruno]

Not the size you need but his technic is very impressive

[kvp]

Actually this is how Tomix makes their ricefield sheets. (shiny blue background foil, glue and static grass)

(this one: http://www.1999.co.jp/eng/image/10222624a/20/1 )