Proceedings of the Plant Resources Society of Korea Conference (한국자원식물학회:학술대회논문집)
- 2008.04a
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- Pages.5-13
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- 2008
Usage of Azolla spp. as a Biofertilizer on the Environmental-Friendly Agriculture
친환경농업을 위한 생물비료로서의 아졸라의 이용
- Nam, Ki-Woong (College of Agriculture & Life Science, Hankyoung National University) ;
- Yoon, Deok-Hoon (College of Agriculture & Life Science, Hankyoung National University)
- Published : 2008.04.25
Abstract
The aquatic fern Azolla spp. is of value as a bio-fertilizer for wetland paddy, and also can be used as an ideal feed for cattle, pigs and poultry. It is popular and cultivated widely in other countries like China, Vietnam, and the Philippines, but has yet to be taken up in Korea, in a big way. It fixes nitrogen as high as 3-5kg N per day, because it contains nitrogen fixing blue-green algae, Anabaena azollae. Azolla's ability to create a light-proof mat that suppresses other weeds has been used for centuries in rice production. Azolla spp. has also the capacity to take up the heavy metals (