Plastic Unit: A soil sample is combined with drinking water to really make it plastic. Afterward, the soil is molded right into a ball shape and rolled into 3mm threads. If the soluble salt articles (EC price) in the soil gets as well higher that it exceeds allowable thresholds, https://jaredszhov.myparisblog.com/30191506/soil-conductivity-testing-bd-no-further-a-mystery