Alexandre, A, Bouvet, M, Abbadie, L. (2011): The role of savannas in the terrestrial Si cycle: a case-studty from Lamto, Ivory Coast. Global Planet. Change 78, 162–169.
Barão, L, Clymans, W, Vandevenne, F, Meire, P, Conley, D. J, Struyf, E. (2014): Pedogenic and biogenic alkaline-extracted silicon distributions along a temperate land-use gradient. Eur. J. Soil Sci. 65, 693–705.
Belanger, R. R, Bowen, P. A, Ehret, D. L, Menzies, J. G. (1995): Soluble silicon: its role in crop and disease management of greenhouse crops. Plant Dis. 79, 329–336.
Berthelsen, S, Noble, A. D, Garside, A. L. (2001): Silicon research down under: past, present, and future. Stud. Plant Sci. 8, 241–255.
Biederman, L. A, Harpole, W. S. (2013): Biochar and its effects on plant productivity and nutrient cycling: a meta-analysis. GCB Bioenergy 5, 202–214.
Blecker, S. W, McCulley, R. L, Chadwick, O. A, Kelly, E. F. (2006): Biologic cycling of silica across a grassland bioclimosequence. Global Biogeochem. Cy. 20. DOI: 10.1029/2006GB002690.
Brahy, V, Deckers, J, Delvaux, B. (2000): Estimation of soil weathering stage and acid neutralizing capacity in a toposequence Luvisol–Cambisol on loess under deciduous forest in Belgium. Eur. J. Soil Sci. 51, 1–13.
Chao, T, Sanzolone, R. (1992): Decomposition techniques. J. Geochem. Explor. 44, 65–106.
Chapman, H. (1965): Cation-Exchange Capacity, in Black, C. A. (ed.): Methods of Soil Analysis, Part 2. ASA, Madison, WI, USA, pp. 891–901.
Clarholm, M. (1994): Granulated wood ash and a ‘N-free'fertilizer to a forest soil—effects on P availability. Forest Ecol. Manag. 66, 127–136.
Cornelis, J.-T, Titeux, H, Ranger, J, Delvaux, B. (2011): Identification and distribution of the readily soluble silicon pool in a temperate forest soil below three distinct tree species. Plant Soil 342, 369–378.
Cornelis, J.-T, Delvaux, B. (2016): Soil processes drive the biological silicon feedback loop. Funct. Ecol. 30, 1298–1310.
Crane-Droesch, A, Abiven, S, Jeffery, S, Torn, M. S. (2013): Heterogeneous global crop yield response to biochar: a meta-regression analysis. Environ. Res. Lett. 8. DOI: 10.1088/1748-9326/8/4/044049.
Datnoff, L. E, Heckman, J. R. (2014): Silicon fertilizers for plant disease protection. Proceedings of the 16th World Fertilizer Congress, October 20–24, 2014, Rio de Janeiro, Brazil, p. 36.
Epstein, E. (1994): The anomaly of silicon in plant biology. Proc. Natl. Acad. Sci. 91, 11–17.
Fauteux, F, Rémus-Borel, W, Menzies, J. G, Bélanger, R. R. (2005): Silicon and plant disease resistance against pathogenic fungi. FEMS Microbiol. Lett. 249, 1–6.
Fraysse, F, Pokrovsky, O. S, Schott, J, Meunier, J.-D. (2006): Surface properties, solubility and dissolution kinetics of bamboo phytoliths. Geochim. Cosmochim. Ac. 70, 1939–1951.
Fraysse, F, Pokrovsky, O. S, Schott, J, Meunier, J.-D. (2009): Surface chemistry and reactivity of plant phytoliths in aqueous solutions. Chem. Geol. 258, 197–206.
Gérard, F, Mayer, K. U, Hodson, M. J, Ranger, J. (2008): Modelling the biogeochemical cycle of silicon in soils: application to a temperate forest ecosystem. Geochim. Cosmochim. Ac. 72, 741–758.
Glaser, B, Lehmann, J, Zech, W. (2002): Ameliorating physical and chemical properties of highly weathered soils in the tropics with charcoal—a review. Biol. Fertil. Soils 35, 219–230.
Haynes, R. J. (2014): A contemporary overview of silicon availability in agricultural soils. J. Plant Nutr. Soil Sci. 177, 831–844.
Haynes, R. J, Belyaeva, O, Kingston, G. (2013): Evaluation of industrial wastes as sources of fertilizer silicon using chemical extractions and plant uptake. J. Plant Nutr. Soil Sci. 176, 238–248.
Haysom, M. B. C, Chapman, L. S. (1975): Some aspects of the calcium silicate trials at Mackay. Proc. Queens. Soc. Sugar Cane Technol. 42, 117–122.
Henriet, C, Bodarwé, L, Dorel, M, Draye, X, Delvaux, B. (2008): Leaf silicon content in banana (Musa spp.) reveals the weathering stage of volcanic ash soils in Guadeloupe. Plant Soil 313, 71–82.
Herbillon, A. J. (1986): Chemical estimation of weatherable minerals present in the diagnostic horizons of low activity clay soils. Proceedings of the 8th International Clay Classification Workshop: Classification, Characterization and Utilization of Oxisols, 1986, Rio de Janeiro, Brazil, pp. 39–48.
Herbillon, A. J, Gallez, A, Juo, A. S. R. (1977): Characteristics of silica sorption and solubility as parameters to evaluate the surface properties of tropical soils: II. The index of silica saturation. Soil Sci. Soc. Am. J. 41, 1151–1154.
Houben, D, Sonnet, P, Cornelis, J.-T. (2014): Biochar from Miscanthus: a potential silicon fertilizer. Plant Soil 374, 871–882.
Issaharou-Matchi, I, Barboni, D, Meunier, J.-D, Saadou, M, Dussouillez, P, Contoux, C, Zirihi-Guede, N. (2016): Intraspecific biogenic silica variations in the grass species Pennisetum pedicellatum along an evapotranspiration gradient in South Niger. Flora 220, 84–93.
IUSS (2014): World Reference Base for Soil Resources 2014. International Soil Classification System for Naming Soils and Creating Legends for Soil Maps. FAO, Rome, Italy.
Jeffery, S, Verheijen, F. G, van der Velde, M, Bastos, A. C. (2011): A quantitative review of the effects of biochar application to soils on crop productivity using meta-analysis. Agric. Ecosyst. Environ. 144, 175–187.
Jones, L. H. P, Handreck, K. A. (1963): Effects of iron and aluminium oxides on silica in solution in soils. Nature 198, 852–853.
Jones, L. H. P, Handreck, K. A. (1967): Silica in soils, plants, and animals. Adv. Agron. 19, 107–149.
Keller, C, Guntzer, F, Barboni, D, Labreuche, J, Meunier, J.-D. (2012): Impact of agriculture on the Si biogeochemical cycle: input from phytolith studies. Compt. Rend. Geosci. 344, 739–746.
Laird, D. A, Fleming, P, Davis, D. D, Horton, R, Wang, B, Karlen, D. L. (2010): Impact of biochar amendments on the quality of a typical Midwestern agricultural soil. Geoderma 158, 443–449.
Lehmann, J, da Silva Jr, J. P, Steiner, C, Nehls, T, Zech, W, Glaser, B. (2003): Nutrient availability and leaching in an archaeological Anthrosol and a Ferralsol of the Central Amazon basin: fertilizer, manure and charcoal amendments. Plant Soil 249, 343–357.
Lehmann, J, Joseph, S. (2015): Biochar for Environmental Management: Science, Technology and Implementation. Routledge, Abingdon-on-Thames, UK.
Lehmann, J, Rillig, M. C, Thies, J, Masiello, C. A, Hockaday, W. C, Crowley, D. (2011): Biochar effects on soil biota–a review. Soil Biol. Biochem. 43, 1812–1836.
Liang, B, Lehmann, J, Solomon, D, Kinyangi, J, Grossman, J, O'Neill, B, Skjemstad, J, Thies, J, Luizao, F, Petersen, J. (2006): Black carbon increases cation exchange capacity in soils. Soil Sci. Soc. Am. J. 70, 1719–1730.
Liang, Y, Sun, W, Zhu, Y.-G, Christie, P. (2007): Mechanisms of silicon-mediated alleviation of abiotic stresses in higher plants: a review. Environ. Pollut. 147, 422–428.
Liu, X, Li, L, Bian, R, Chen, D, Qu, J, Wanjiru Kibue, G, Pan, G, Zhang, X, Zheng, J, Zheng, J. (2014): Effect of biochar amendment on soil-silicon availability and rice uptake. J. Plant Nutr. Soil Sci. 177, 91–96.
Liu, X, Zhang, A, Ji, C, Joseph, S, Bian, R, Li, L, Pan, G, Paz-Ferreiro, J. (2013): Biochar's effect on crop productivity and the dependence on experimental conditions—a meta-analysis of literature data. Plant Soil 373, 583–594.
Ma, J. F, Tamai, K, Yamaji, N, Mitani, N, Konishi, S, Katsuhara, M, Ishiguro, M, Murata, Y, Yano, M. (2006): A silicon transporter in rice. Nature 440, 688–691.
Mahmood, S, Finlay, R. D, Fransson, A.-M, Wallander, H. (2003): Effects of hardened wood ash on microbial activity, plant growth and nutrient uptake by ectomycorrhizal spruce seedlings. FEMS Microbiol. Ecol. 43, 121–131.
Major, J, Rondon, M, Molina, D, Riha, S. J, Lehmann, J. (2010): Maize yield and nutrition during 4 years after biochar application to a Colombian savanna oxisol. Plant Soil 333, 117–128.
McKeague, J. A, Cline, M. G. (1963): Silica in soil solutions: II. The adsorption of monosilicic acid by soil and by other substances. Can. J. Soil Sci. 43, 83–96.
Rajkovich, S, Enders, A, Hanley, K, Hyland, C, Zimmerman, A. R, Lehmann, J. (2012): Corn growth and nitrogen nutrition after additions of biochars with varying properties to a temperate soil. Biol. Fertil. Soils 48, 271–284.
Rondon, M. A, Lehmann, J, Ramírez, J, Hurtado, M. (2007): Biological nitrogen fixation by common beans (Phaseolus vulgaris L.) increases with bio-char additions. Biol. Fertil. Soils 43, 699–708.
Sauer, D, Saccone, L, Conley, D. J, Herrmann, L, Sommer, M. (2006): Review of methodologies for extracting plant-available and amorphous Si from soils and aquatic sediments. Biogeochemistry 80, 89–108.
Sohi, S. P, Krull, E, Lopez-Capel, E, Bol, R. (2010): A review of biochar and its use and function in soil. Adv. Agron. 105, 47–82.
Spokas, K. A, Reicosky, D. C. (2009): Impacts of sixteen different biochars on soil greenhouse gas production. Ann. Environ. Sci. 3, 179–193.
Struyf, E, Smis, A, Van Damme, S, Garnier, J, Govers, G, Van Wesemael, B, Conley, D. J, Batelaan, O, Frot, E, Clymans, W, Vandevenne, F, Lancelot, C, Goos, P, Meire, P. (2010): Historical land use change has lowered terrestrial silica mobilization. Nature Comm. 1. DOI: 10.1038/ncomms1128.
Thiry, M, Quesnel, F, Yans, J, Wyns, R, Vergari, A, Théveniaut, H, Simon-Coinçon, R, Ricordel, C, Moreau, M.-G, Giot, D, Dupuis, C, Bruxelles, L, Barbarand, J, Baele, J.-M. (2006): Continental France and Belgium during the early Cretaceous: paleoweatherings and paleolandforms. Bull. Soc. Geol. Fr. 177, 155–175.
Titeux, H, Delvaux, B. (2009): Experimental study of DOC, nutrients and metals release from forest floors developed under beech (Fagus sylvatica L.) on a Cambisol and a Podzol. Geoderma 148, 291–298.
Topoliantz, S, Ponge, J.-F, Ballof, S. (2005): Manioc peel and charcoal: a potential organic amendment for sustainable soil fertility in the tropics. Biol. Fertil. Soils 41, 15–21.
Van Zwieten, L, Kimber, S, Morris, S, Chan, K. Y, Downie, A, Rust, J, Joseph, S, Cowie, A. (2010): Effects of biochar from slow pyrolysis of papermill waste on agronomic performance and soil fertility. Plant Soil 327, 235–246.
Vandevenne, F. I, Barão, L, Ronchi, B, Govers, G, Meire, P, Kelly, E. F, Struyf, E. (2015): Silicon pools in human impacted soils of temperate zones. Global Biogeochem. Cy. 29, 1439–1450.
Vandevenne, F, Struyf, E, Clymans, W, Meire, P. (2012): Agricultural silica harvest: have humans created a new loop in the global silica cycle? Front. Ecol. Environ. 10, 243–248.
White, A. F, Vivit, D. V, Schulz, M. S, Bullen, T. D, Evett, R. R, Aagarwal, J. (2012): Biogenic and pedogenic controls on Si distributions and cycling in grasslands of the Santa Cruz soil chronosequence, California. Geochim. Cosmochim. Ac. 94, 72–94.
Xiao, X, Chen, B., Zhu, L. (2014): Transformation, morphology, and dissolution of silicon and carbon in rice straw-derived biochars under different pyrolytic temperatures. Environ. Sci. Technol. 48, 3411–3419.
Yamato, M, Okimori, Y, Wibowo, I. F, Anshori, S, Ogawa, M. (2006): Effects of the application of charred bark of Acacia mangium on the yield of maize, cowpea and peanut, and soil chemical properties in South Sumatra, Indonesia. Soil Sci. Plant Nutr. 52, 489–495.
