| Abbrev | Description |
|---|---|
| OCEPAR | Cooper.Centr.Agropec.Desenvolv.Tecn.Econ.Ltda, Cascavel,Parana,Brazil |
| EMBRAPA | Embrapa Trigo, Passo Fundo, Rio Grande do Sul, Brazil |
| FUNDACEP | Fundacao Centro Exp.Pesquisa, Cruz Alta, Rio Grande do Sul, Brazil |
| IAC | Instituto Agronomico de Sao Paulo, Campinas, Sao Paulo, Brazil |
| IAPAR | Instituto Agronomico do Parana, Londrina e Ponta Grossa,Parana,Brazil |
| NARDI | Abed Fonden, Denmark |
| NARDI ROM | National Agricultural Research and Development Institute Fundulea |