IOP Conference Series: Materials Science and Engineering PAPER • OPEN ACCESS Dynamic simulation model of salt supply chain to increase farmers income To cite this article: I Muhandhis et al 2020 IOP Conf. Ser.: Mater. Sci. Eng. 732 012075 View the article online for updates and enhancements. This content was downloaded from IP address 168.151.186.83 on 08/02/2020 at 01:35