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Conservation of coconut (Cocos nucifera
L.) biodiversity in Sri Lanka
L. Perera, R.R.A. Peries and W.M.U. Fernando
Coconut Research Institute, Lunuwila, Sri Lanka
Summary
The progress in research toward the
conservation of coconut biodiversity in Sri Lanka and the
utilization of germplasm for the development of improved cultivars
is reviewed. Both random and biased collections were made but
preference was given to collecting populations that exhibit
characteristics of economic importance. A total of 39 accessions has
been collected to date and conserved in duplicate in ex situ
genebanks. Consideration of long-term physiological adaptation of
the palms led to development of in situ genebanks to produce
planting material suitable for low-input sustainable agriculture
systems. Procedures to quantify the between- and within-population
variability among coconut populations using quantitative variation
and molecular methods are also being investigated.
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