System for guide submerged vegetation
The utility model provides a system for guide submerged vegetation, the system is including planting carrier (1) and benthophyte fixed unit (2), the system still includes buoyant device (6) and convolutes and plant take -up device (5) of carrier (1), take -up device (5) link to each other with buoya...
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Format: | Patent |
Sprache: | chi ; eng |
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