Table 2. Modified Ko and Hora medium
(Hennis et al. 1978, Ko & Hora
1971, Castro et al. 1988).
| Components | Active ingredient (g) | |||
| K2HPO4 | 1 | |||
| MgSO4.7H2O | 0.5 | |||
| KCl | 0.5 | |||
| FeSO4. 7H2O | 0.01 | |||
| NaNO2 | 0.2 | |||
| chloramphenicol | 0.05 | |||
| agar | 20 | |||
| destiled water | 1000 | |||
| After sterilization in autoclave at 121oC/20 min, wait until the medium cool down to 50oC, then add: | ||||
| Components | Active ingredient (g) | Comercial product (g) | ||
| galic acid | 0.4 | |||
| streptomycin | 0.05 | |||
| metalaxyl (Ridomil 2E: 25%) | 0.0633 | 0.2532 | ||
| prochloraz (Prochloraz 38.1%) | 0.005 | 0.0131 | ||
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