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Blue-green algae is used as a biofertilizer. A biofertilizer is a substance containing living micro-organisms which, when applied to seeds, plant surfaces, or soil, colonize the rhizosphere or the interior of the plant and promotes growth by increasing the supply or availability of primary nutrients to the host plant. [ 1 ]
Commercial and industrial algae cultivation has numerous uses, including production of nutraceuticals such as omega-3 fatty acids (as algal oil) [3] [4] [5] or natural food colorants and dyes, food, fertilizers, bioplastics, chemical feedstock (raw material), protein-rich animal/aquaculture feed, pharmaceuticals, and algal fuel, [6] and can ...
Today, algae are used by humans in many ways; for example, as fertilizers, soil conditioners, and livestock feed. [123] Aquatic and microscopic species are cultured in clear tanks or ponds and are either harvested or used to treat effluents pumped through the ponds. Algaculture on a large scale is an important type of aquaculture in some places.
Scientists in attendance were interested in how harvesting algae could become a method to maintain and improve water quality. Algae to fertilizer: Harvester could help defend against Florida's ...
Other seaweed may be used as fertilizer, compost for landscaping, or to combat beach erosion through burial in beach dunes. [54] Seaweed is under consideration as a potential source of bioethanol. [55] [56] Seaweed is lifted out of the top of an algae scrubber/cultivator, to be discarded or used as food, fertilizer, or skin care.
Some species of the floating algae have long been used in Asian cuisine and, when dried, in medicine. ... It also found that sargassum-based fertilizers could transfer heavy metals into vegetables.
Seaweed fertilizers can also be more biodegradable, less toxic, and less hazardous than chemical fertilizers, depending on the type of seaweed fertilizer. [4] Seaweeds are used in aquaculture operations to uptake fish waste as nutrients and improve water quality parameters. [7]
The Blue-Green Algae Task Force wants data on the state’s strategy for curbing farm-related nutrient ... A 10% decrease in nitrogen fertilizer could mean a 10-fold increased risk to crop yields ...
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