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Perspectives for Fish Protection in Japanese Paddy Field Irrigation Systems
biological diversity aqua-ecosystem agricultural water channel
2009/9/10
In recent years there has been an increasing activity related to the preservation of living organisms (biological diversity) worldwide. It is obvious that the long-term trends contributing to this mov...
2007-04-23，The 300 beluga whales which live in the heavily used waters off the coast of Anchorage in Alaska have finally been given protection under United States federal law. The National Marine Fish...