| Barley Yellow Dwarf Virus |
Luteovirus BYDV |
4 |
| chemicals |
|
2 |
| common wheat |
Triticum aestivum |
11 |
| crop/tree alternation |
|
2 |
| dwarf bunt, dwarf smut |
Tilletia controversa |
2 |
| foot rot |
Pseudocercosporella herpotrichoides |
1 |
| Fusarium wilt |
Fusarium poae |
1 |
| genetic abnormalities |
|
2 |
| High Plains Virus |
Uncharacterised virus HPV |
1 |
| Russian wheat aphid |
Diuraphis noxia |
1 |
| rust |
Puccinia hordei |
1 |
| Septoria leaf spot and cankers |
Septoria spp. |
1 |
| take-all root rot |
Gaeumannomyces graminis var. tritici |
3 |
| wheat stem rust |
Puccinia graminis |
2 |
| Wheat Streak Mosaic Virus |
Tritimovirus WSMV |
7 |