ISO 7256-1:1984

Sowing equipment — Test methods — Part 1: Single seed drills (precision drills)

Specifies a standardized test method permitting reproducibility of test when they are carried out in geographically remote areas and/or different climatic conditions; the main objective being comparability for any one model equipment. Annex A gives performance of bench tests including six mandatory tests and an optional test. Annex B shows the device for measuring the depth of sowing. Annex C and D include the frequency of tests and a frequency histogram. Optional tests are given in annex E. An example of test report is show in annex F.