Crop wild relative conservation and use by Nigel Maxted; et al

By Nigel Maxted; et al

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Schäfer var. affinis Kornhuber ex Asch. & Schweinf. var. aegyptiaca Kornhuber ex Asch. & Schweinf. Sect. Narbonensis (Radzhi) Maxted V. kalakhensis Khattab, Maxted & Bisby V. johannis Tamamschjan in Karyagin V. galilaea Plitm. & Zoh. in Plitm. V. serratifolia Jacq. V. hyaeniscyamus Mout. V. eristalioides Maxted All non-section Narbonensis (Radzhi) Maxted Vicia L. subgenus Vicia spp. All Vicia subgenus Vicilla Schur spp. Lens Miller Lathyrus L. Pisum L. Vavilovia A. Fed. a Gene pool concept for Vicia narbonensis is taken from Enneking and Maxted (1995).

Article 5 states that each contracting party shall: ‘Survey and inventory plant genetic resources for food and agriculture, taking into account the status and degree of variation in existing populations, including those that are of potential use and, as feasible, assess any threats to them. . ’ The current threats to genetic diversity from genetic erosion and extinction were further recognized by the CBD 2010 Biodiversity Target (CBD, 2002b), which committed the parties ‘to achieve by 2010 a significant reduction of the current rate of biodiversity loss at the global, regional and national level as a contribution to poverty alleviation and to the benefit of all life on earth’.

Org) revealed that both native and exotic CWR are represented by only approximately 4% of germplasm holdings in European ex situ collections (Dias and Gaiji, 2005). The EURISCO analysis found that 37,528 accessions of 2629 species in 613 genera are CWR out of a total of 925,000 accessions of 7950 species in 1280 genera (Dias and Gaiji, 2005). , Chapter 5, this volume) have wild relatives conserved ex situ, indicating that the breadth of CWR coverage is seriously limited. Further, the ratio of the number of accessions of cultivated species to wild species is striking, with an average of 167 for each cultivated species and 14 for each wild species, giving a ratio of 12:1, which is particularly surprising, given that most diversity is located in wild species.

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