By inoculating sterile duckweed plants with P23, the researchers increased ... require a lot of energy to aerate the water. Aquatic bioremediation by water hyacinth has also been tried, but ...
MAIBARA, Shiga Prefecture--Tiny white aquatic flowers are in full bloom in the clear waters of the Jizogawa river, which runs through a historic district here. Visitors enjoyed the picturesque ...