Smith, H.C. 1959: Downy mildew of cereals. Commonwealth Phytopathological News 5: 43.
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Reference Properties
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| Smith, H.C. 1959: Downy mildew of cereals. Commonwealth Phytopathological News 5: 43. |
| Smith, H.C. 1959: Downy mildew of cereals. Commonwealth Phytopathological News 5: 43. |