From: Soybean cyst nematode detection and management: a review
Nitrogen source | Timing | Method | Yield |
---|---|---|---|
None | – | – | 52.4 (bu/acre) |
Ammonium sulfate | Pre-plant | Broadcast | 54.2 |
Ammonium sulfate | Early | Broadcast | 54.3 |
Ammonium sulfate | Eary | Knife | 52.5 |
Ammonium sulfate | Pod fill | Broadcast | 53.2 |
Urea | Early | Knife | 51.5 |
Urea | Pod fill | Broadcast | 52.4 |