HATRI NEWS
28 October 2022
EVALUATION OF RICE VARIETIES TAI NGUYEN CHO ĐAO IN CAN DUOC – LONG AN
On November 28, 2022, My Le commune, Can Duoc district, Long An province held an assessment of the set of rice varieties in cooperation with HATRI; especially the set of Mua season rice varieties growing in the crop. Director of Long An Department of Science and Technology, Mr. Nguyen Minh Hai and his colleagues joined Prof. Nguyen Thi Lang (HATRI), and Trinh Van Phu Group, Air Vietnam Joint Stock Company (AVA) to attend GSTS Nguyen Thi Hong (General Director), Master Lam Thanh Kiet (Deputy General Director); Dr. Andre Rerolle (Deputy General Director), Master Le Van Man (Deputy General Director) visited the farm field.
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Figure 1: Long An Science and Technology Institute, HATRI Institute and Air Vietnam Company visit the field (Linh photo, 28-10-2022).
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Figure 2: Master of Physiognomy, Project Leader of the project progress report (Photo Lang Nguyen on October 28, 2022)
On the side of HATRI Institute(High Agricultural Technology Research Institute for Mekong delta), Prof. Dr. Nguyen Thi Lang attended and expressed his opinion, thanked for the cooperation according to the needs of developing rice varieties of Long An, diverse seed corporations. Phuc Rover seed Resource Dao for Long An.Tai nguyen Cho Dao is landrace is a domesticated, locally adaptedor traditional varietyof a species of rice that has developed over time, through adaptation to its natural and cultural environment at Long An of agriculture and pastoralism, due to contamination , Rice currently grows over a wide range of ecosystems, and is continuously targeted for varietal improvement and for evaluation and preservation of germplasm collections. Numerous researchers at HATRI institutions have been contributing to bringing forgotten varieties into cultivation, as well as to increase rice diversity, thus adding to its natural genetic spectrum. Diversity is crucial for breeders, as a source of genetic traits to introgress into commercial varieties, either for pest and disease resistance, abiotic stress tolerance, grain nutritional quality, or others. HATRI used various tools available, DNA-based markers are considered particularly reliable and stable for discrimination of rice varieties. This review covers aspects ranging from rice diversity and the DNA-based methods used to distinguish varieties.
Master: Bien Anh Khoa explained more about the characteristics of the seed set, but the superiority of each line being tested, there are 17 more seasonal rice varieties being planted for the province.
Mr. Lam ThanhKiet : Air Vietnam Company said: Trinh Van Phu enterprise and Air Vietnam Company are ready to sign a product and contract for Tai Nguyen Cho Đao for the province.
“The cooperation with HATRI has been meeting the urgent needs of production in terms of diversifying the set of genetic seasonal rice varieties, serving internal consumption and export requirements (MSc: Nguyen Minh Hai: Director of Long An Department of Science and Technologysaid”).

Figure 3: The Pure Lines of Tai Nguyen Cho Dao are growing outside the coated uniform ( Photo by Lang Nguyen October 28, 2022 )
Phuong Le











