|
|
|
|
Scotts Europe |
|
Africa |
|
Middle East |
|
North and South America |
|
Pacific Rim |
|
Australia |
|
Asia |
|
|
|
|
Cutflowers |
|
Potted plants |
|
Ornamental trees and shrubs |
|
Fruits and Vegetables |
|
Plantations and Forestry |
|
|
|
|
|
|
1987-R&D building up expertise on palms |
|
|
|
|
|
|
|
|
|
|
First trials in Oil Palm nursery (16-8-9 + MgO) |
|
ONG trial |
|
Field longevity test |
|
First trials for 1e year field planting (12-9-17
+ MgO) |
|
Introduction of Poly-S |
|
Trials with 15-8-17 + MgO |
|
1989 |
|
|
|
1992 |
|
1993 |
|
1994 |
|
|
|
1994 |
|
1995 |
|
|
|
|
|
|
|
|
|
|
Poly-S |
|
Moderate influence of temperature on release |
|
Start release high |
|
Urea granules |
|
Resin
coating |
|
Temperature defines release |
|
Start release low |
|
NPK granules |
|
|
|
|
Good quality particles |
|
Better to coat |
|
Better quality coating |
|
More choice in raw material |
|
Better nutrient mixture |
|
Less segregation |
|
Poor quality particles |
|
Difficult to coat |
|
Low quality coating |
|
Few raw materials |
|
Poor nutrient mixture |
|
More segregation |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Particle size |
|
Particle weight (bulk density) |
|
Particle shape |
|
Particle sphericity |
|
Particle smoothiness |
|
|
|
Way of mixing |
|
|
|
|
|
Visual method |
|
View, picture |
|
Picking particles |
|
|
|
Chemical analyses of samples |
|
Notes