Development of the new Nitraquik nitrate sap testing meter for potatoes – Dr Chris Williams, Senior Research Officer, Potatoes and Barry Philp, Regional Officer, Central Region. Development of rapid nitrate sap testing was part of a major national program to improve potato crop nutrition management.

First potato trial planting machine built in 1969. Variable planting distances, row widths and fertilizer belt speeds enabled planting of a wide range plant spacing, row width and plot length configurations.

The second trial potato planter built at Lenswood Research Centre by Ross Allen and Mervin Schubert in 1991. More compact, it featured twin cone fertilizer distribution heads, important for planting trials requiring very accurate application of soil additives.

Machine harvesting a potato trial, Woodside, Adelaide Hills 1973. A customised potato trial harvester was designed and built in 1974.

Typical non-metropolitan slaughter-house operated by the local butcher, taken around the mid 1900s.

Typical non-metropolitan slaughter-house operated by the local butcher, taken around the mid 1900s.

Typical non-metropolitan slaughter-house operated by the local butcher, taken around the mid 1900s.

Typical non-metropolitan slaughter-house operated by the local butcher, taken around the mid 1900s.

Australian lamb on display at London, 1937