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Cited by 201

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

Biochar from commercially cultivated seaweed for soil amelioration

Open access
Roberts, David A., Paul, Nicholas A., Dworjanyn, Symon A., Bird, Michael I., de Nys, Rocky·2015·Scientific Reports

Abstract

Seaweed cultivation is a high growth industry that is primarily targeted at human food and hydrocolloid markets. However, seaweed biomass also offers a feedstock for the production of nutrient-rich biochar for soil amelioration. We provide the first data of biochar yield and characteristics from intensively cultivated seaweeds (Saccharina, Undaria and Sargassum – brown seaweeds and Gracilaria, Kappaphycus and Eucheuma – red seaweeds). While there is some variability in biochar properties as a function of the origin of seaweed, there are several defining and consistent characteristics of seaweed biochar, in particular a relatively low C content and surface area but high yield, essential trace elements (N, P and K) and exchangeable cations (particularly K). The pH of seaweed biochar ranges from neutral (7) to alkaline (11), allowing for broad-spectrum applications in diverse soil types. We find that seaweed biochar is a unique material for soil amelioration that is consistently different to biochar derived from ligno-cellulosic feedstock. Blending of seaweed and ligno-cellulosic biochar could provide a soil ameliorant that combines a high fixed C content with a mineral-rich substrate to enhance crop productivity.

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Crossref · 10.1038/srep09665

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Metadata

Authors
Roberts, D. A., Paul, N. A., Dworjanyn, S. A., Bird, M. I., & de Nys, R.
Venue
Scientific Reports
Published
2015-04-09
Volume
5
Issue
1
Pages
9665-9665
ISSN
2045-2322 (ISSN-L)
OpenAlex
W2086010149
Cited by
201
References
3
FWCI
11.21
Type
journal article
Language
en
Open access
gold

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