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Key questions for decision-makers : protection of plant varieties under the WTO agreement on trade-related aspects of intellectual property rights / IPGRI.
- International plant genetic resources institute (IPGRI),
- 1999.
- Rome :
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The biodiversity of traditional leafy vegetables / ed. J.A. Chweya and P.B. Eyzaguirre.
- International plant genetic resources institute (IPGRI),
- cop. 1999.
- Rome :