 |  | | |
  | Northwest China |
| |
|
|  |
 | grid sampling |
| |
|
|  |
 | irrigation |
| |
|
|  |
 | manganese |
| |
|
|  |
 | maximum economic yield (MEY) |
| |
|
|  |
 | molybdenum |
| |
|
|  |
 | nutrient deficiency |
| |
|
|  |
  | North and West Zone India |
| |
|
|  |
  | Southeast U.S. |
| |
|
|  |
| ARGENTINA-27 | Long-term Nutrient Management Network for Southern Buenos Aires Province |  |
 | URUGUAY-02 | Exploration of responses to potassium in Western Uruguay |  |
  | Western U.S. |
| |
|
|  |
 | nutrient removal |
| |
|
|  |
 | oil palm |
| |
|
|  |
 | phosphorus |
| |
|
|  |
 | plantation crops |
| |
|
|  |