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- Argentina (Latin America; South America)1
- Australia1
- Australia (Oceania)1
- Bangladesh (Southern Asia)1
- Bolivia (Latin America; South America)1
- Brazil (Latin America; South America)1
- Canada (North America)1
- Chile (Latin America; South America)1
- China, Hong Kong SAR (Eastern Asia)1
- Colman, Norman1
- Colombia1
- Colombia (Latin America; South America)1
- Commonwealth Agricultural Bureaux (CAB)1
- England (Europe)1
- Finland (Europe)1
- Four H21
- Germany (Europe)1
- Ghana1
- Ghana (Africa)1
- Greece (Europe)1