Plotting Soil Texture Triangle:
1- If .NET Framework is not installed on your computer, please install it from this link:
http://dotnetsocial.cloudapp.net/GetDotnet?tfm=.NETFramework,Version=v4.5
2- A steup and "How to do" are present in the attachment below. Please download the zip file and extract on your computer.
If you have any question, please don't hesitate to contact me.
Email: abdul822@gmail.com