Chase SM6 Seaweed Extract
Potato Trial – Maris Piper (2001)
Site: Coupar Range 
Variety: Maris Piper
Plot size: 16.5 sq.m.
SM6 Timing: First application tubers 25mm, second 14 days later,
with the objective of increasing tuber size/weight.
| Treatments | Tuber Nos | Yield(kg) 45mm + | % |
|---|---|---|---|
| 1. Untreated | 972 | 89.5 | 100 |
| 2. Nutriphite 1.5 lt | 982 | 90.5 | 101.1 |
| 3. SM6 2.8 lt |
973 | 93.3 | 104.2 |
| 4. Yield Plus 1.5 lt Cropset 0.6 lt Nutrel 5 lt Bittersaltz 5 kg Smart Mn 2.0 lt |
972 | 92.3 | 103.1 |
Results
As expected with a late treatment such as this the SM6 did not increase tuber numbers, but neither did the other two treatments. Although none of the treatment differences were statistically significant, there was a clear trend for SM6 to improve marketable yield.
