| Strains | Soils origins | Varieties | Organs | PSI (%) |
| CEBSP1 | Aboisso | P7 | Root | 100 |
| CEBSP2 | Aboisso | P7 | Root | 100 |
| CEBSP3 | Duékoué | P7 | Root | 114 |
| CEBSP4 | Duékoué | P7 | Root | 129 |
| CEBSP5 | Duékoué | P7 | Root | 150 |
| CEBSP6 | Duékoué | P7 | Root | 150 |
| CEBSP7 | Duékoué | P7 | Root | 186 |
| CEBSP8 | Duékoué | P7 | Root | 200 |
| CEBSP9 | Duékoué | NA32 | Stem | 191 |
| CEBSP10 | Soubré | P7 | Leave | 114 |
| CEBSP11 | Soubré | P7 | Leave | 143 |
| CEBSP12 | Soubré | P7 | Stem | 160 |