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6. Appendix

6.1. Interesting facts

6.2. Paper presented at ACIAR workshop

Temperature Constraints To Rice Production In Australia And Laos: A Shared Problem

T. C. FarrellABC, K.M. FoxBC, R. L. WilliamsBC, S. FukaiA, R. F. ReinkeC

and L. G. LewinB

ASchool of Land and Food, The University of Queensland, Brisbane, QLD 4072, Australia

BCooperative Research Centre for Sustainable Rice Production, Yanco Agricultural Institute, NSW 2703, Australia

CNSW Agriculture, Yanco Agricultural Institute, NSW 2703, Australia

Abstract

With the transition to dry season rice production, Laos now faces many new challenges relating to extreme temperature problems. The temperature conditions throughout Laos are highly variable which relate to the differences in altitude and elevation. Provinces in the northern region of Laos suffer from low temperature problems during the vegetative and reproductive phase. These problems are shared by temperate rice growing countries including Australia. Provinces in southern Laos are faced with problems relating to high temperatures during anthesis.

With the establishment of the Cooperative Research Centre (CRC) for sustainable rice production, Australia has focused on improving the level of cold tolerance of commercial varieties at the establishment and reproductive stages. Progress has been made in identifying cultivars, which have superior seedling vigour and cold tolerance and have been incorporated into the Australian breeding program. Collaborative research between Australia and Laos will prove beneficial to manage extreme temperature variability, which reduces rice yield.

Key words:

low temperature, rice, Australia, Laos, cold tolerance


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