Effects of submergence depth on the growth and tuberization of Eleocharis ochrostachys Steud.

Thi Phuong Vo1, , Du Sanh Nguyen2, Thi Thanh Truc Huynh1, Thi Huynh Nhu Nguyen1, Thi Thanh Mai Pham3, Thi Be Nhanh Nguyen3, Ngoc Tram Anh Lu3
1 Center for Chemical Practice - Experiment, Dong Thap University, Vietnam
2 University of Science, Vietnam National University Ho Chi Minh City, Vietnam
3 Department of Natural Sciences Teacher Education, Dong Thap University, Vietnam

Main Article Content

Abstract

Eleocharis ochrostachys is considered to be a native plant in Tram Chim National Park. This study determined the effects of soil moisture and submergence conditions on the growth and tuberization of the plant. The results showed that the development of the plant was the most suitable at soil moisture of 80 -100% and submergence of 15 cm, while it poorly grew and did not produce any tuber at soil moisture of 45 - 50%. Eleocharis ochrostachys still produced tubers at continuously submergence depth of 5 cm, 10 cm and 15 cm, but its tubers were waterlogged. These results show that a suitable water level should be controlled so that the plant can grow well and produce vital tubers.

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References

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