PLANT/GRAIN TEST DESCRIPTIONS
List of Accredited and Non-Accredited Test Descriptions
Download the Full List of Accredited and Non-Accredited Test Descriptions
* indicates Nata Accreditations
| PLANT/ GRAIN |
Description of Test Methods | Turnaround (working days) |
Amount of sample (kg) |
|---|---|---|---|
| Germination | 10 day germination | 10-12 | 0.5 |
| Germination | 28 day germination | 28-30 | 0.5 |
| Purity Seed |
Purity only graded | 5 | 0.5 |
| Purity Seed |
Purity only un-graded | 5 | 0.2 |
| Grain Protein |
Total nitrogen, crude protein and moisture if applicable | 5 | 0.2 |
| Feed Testing |
External sublet for NIR analysis of metabolisable energy, protein etc. | 7 | 0.5 |
| Carbon/Nitrogen Ratio |
Carbon to nitrogen ratio | 5 | 0.2 |
| Petiole Nitrate |
Nitrate-N test on cotton or grape petiole 1:100 water extraction with colorimetric finish | 5 | 0.1 |
| Plant Test Suite 1 |
Full Test: Total (N, P, S, K, Ca, Mg, Na, Cu, Zn, Mn, Fe, B) and soluble chloride | 5 | 0.2 |
| Plant Test Suite 2 |
NPKS Macro: Total (N, P, S, K, Ca, Mg, Na) | 5 | 0.2 |
| Plant Test Suite 3 |
NPKS Trace: Total (N, P, S, K, Cu, Zn, Mn, Fe, B) | 5 | 0.2 |
| Plant Test Suite 4 |
NPKS: Total (N, P, S, K) | 5 | 0.2 |
| Plant Test Suite 5 |
Total (N) | 2 | 0.2 |
| Cotton Leaf & Petiole |
Leaf Full Test: Total (N, P, S, K, Ca, Mg, Na, Cu, Zn, Mn, Fe, B) and soluble chloride. Nitrate-N test on cotton petiole | 3 | 0.1 |