E International Union for the Protection of New Varieties of Plants Technical Working Party for Agricultural Crops TWA/46/8 Forty-Sixth Session Original: English Hanover, Germany, June 19 to 23, 2017 June 7, 2017 Date: IMPACT OF OF GROWING CYCLES ON DUS Document prepared by the Office of the Union Disclaimer: this document does not represent UPOV policies or guidance The purpose of this document is to provide examples on the impact of using different numbers of growing cycles on DUS decisions using actual data. The TWA is invited to consider the information to be presented at its forty-sixth session on the impact of using different numbers of growing cycles on DUS decisions using actual data, as presented in Annexes I to III to this document. The background to this document is provided in document TWP/1/21 of growing cycles in “Number DUS examination”. TWA The Annexes to this document contain the following information to be presented at the forty-sixth session of the TWA: ANNEX I: of number of growing cycles on variety descriptions and discrimination power in “Impact wheat and barley”, document prepared by an expert from Germany ANNEX II: of growing cycles in potato varieties - DUS examination of lightsprouts”, “Number presentation prepared by an expert from Poland III: of growing cycles: the impact on cereal variety descriptions”, presentation “Number prepared by an expert from the United Kingdom The TWA is invited to consider the information to be presented at its forty-sixth session on the impact of using different numbers of growing cycles on DUS decisions using actual data, as presented in Annexes I to III to this document. [Annexes follow]
E International Union for the Protection of New Varieties of Plants Technical Working Party for Agricultural Crops Forty-Sixth Session Hanover, Germany, June 19 to 23, 2017 TWA/46/8 Original: English Date: June 7, 2017 DUS Document prepared by the Office of the Union Disclaimer: this document does not represent UPOV policies or guidance The purpose of this document is to provide examples on the impact of using different numbers of growing cycles on DUS decisions using actual data. The TWA is invited to consider the information to be presented at its forty-sixth session on the impact of using different numbers of growing cycles on DUS decisions using actual data, as presented in Annexes I to III to this document. The background to this document is provided in document TWP/1/21 “Number of growing cycles in DUS examination”. TWA The Annexes to this document contain the following information to be presented at the forty-sixth session of the TWA: ANNEX I: “Impact of number of growing cycles on variety descriptions and discrimination power in wheat and barley”, document prepared by an expert from Germany ANNEX II: “Number of growing cycles in potato varieties - DUS examination of lightsprouts”, presentation prepared by an expert from Poland III: “Number of growing cycles: the impact on cereal variety descriptions”, presentation prepared by an expert from the United Kingdom The TWA is invited to consider the information to be presented at its forty-sixth session on the impact of using different numbers of growing cycles on DUS decisions using actual data, as presented in Annexes I to III to this document. [Annexes follow] IMPACT GROWING CYCLES ON OF OF
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