Asad Raza, Cultivators Photo 25, 26 Apr 2019
ID
P34-K01-S06-0025
Description
Photo showing two cultivators testing the Ph of soil by mixing it with indicator liquid and then dusting with barium powder. The resulting colour is then compared with the colour chart to determine the Ph of the soil, recorded and added to the record book, the Clothing Store, Carriageworks, Sydney. Photographer Pedro Greig.
Date
26 April 2019
