Chase SM6 Seaweed Extract
Potato Trial – King Edward (1993)
Location: Essex
Variety: King Edward
Row Width: 72” Beds – 34” Rows
Applications:
A – Sprayed 2.75 LT/HA 8 June & 2.75 LT/HA 2 July
B – Sprayed 2.75 LT/HA 2 July
C – Control
Samples Dug: 25th August
Digs: 5 X 3 M In Each Area
Plant Nos: 43 In Each Area
Irrigation: Yes 3”
Total Tuber
|
|||
| 30-40 | 40-60 | 60-80 | |
| A | 116 | 573 | 57 |
| B | 218 | 488 | 57 |
| C | 278 | 495 | 30 |
Total Tuber
|
|||
| 30-40 | 40-60 | 60-80 | |
| 7.7 | 61.3 | 13.2 | |
| 7.7 | 55.9 | 14.0 | |
| 10.7 | 52.3 | 7.4 |
Tonnes per Acre |
|||
| A | 22.1 | ||
| B | 20.7 | ||
| C | 17.7 |
Tonnes per Hectare |
|||
| 54.6 | |||
| 51.3 | |||
| 43.7 |
Summary
Plot A recorded a 20% overall tonnage increase, while Plot B’s tonnage was 14.8% higher. 40-60mm tubers increased between 6.5 and 14.7% 60-80mm between 44-47% gain. SM6 caused a significant increase in marketable tubers.
