| Code | Definition | Number of Accessions |
| 1 | dead | 4 |
| 2 | lowest biomass | 49 |
| 3 | (1= dead, 2= lowest biomass, 9= highest biomass) | 50 |
| 4 | (1= dead, 2= lowest biomass, 9= highest biomass) | 26 |
| 5 | (1= dead, 2= lowest biomass, 9= highest biomass) | 50 |
| 6 | (1= dead, 2= lowest biomass, 9= highest biomass) | 50 |
| 7 | (1= dead, 2= lowest biomass, 9= highest biomass) | 45 |
| 8 | (1= dead, 2= lowest biomass, 9= highest biomass) | 31 |
| 9 | highest biomass | 11 |