Long-term degradation effect on the molecular

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Pablo Vidal-Torrado a a. Departamento de Ciência do Solo, Escola Superior de Agricultura “Luiz de Queiroz”-. ESALQ/USP, Av. Pádua Dias 11, Piracicaba, São ...
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Long-term degradation effect on the molecular composition of black carbon in Brazilian Cerrado soils

Marina Justia, Judith Schellekensa*, Plinio Barbosa de Camargob, Pablo Vidal-Torradoa

a

Departamento de Ciência do Solo, Escola Superior de Agricultura “Luiz de Queiroz”-

ESALQ/USP, Av. Pádua Dias 11, Piracicaba, São Paulo, Brazil b

Center of Isotopic Energy in Agriculture, University of São Paulo, Piracicaba, Brazil

*

Corresponding author. Tel.: +31 653832087.

E mail address: [email protected] (Judith Schellekens).

Organic Geochemistry

Contents: SI_Table 2

SI_Table 2. Fractionation of communalities of BC-associated products for F1 and F2 (products with positive loading are in bold, whereas products with negative loading are in italic and underlined). For codes of products see Table 2. Product B1 B3 B4 B5 B6 Bf1 Bf2 Bf3 In1 In2 N18 N6 PA1 PA10 PA11 PA12 PA13 PA14 PA15 PA16 PA17 PA18 PA19 PA2 PA20 PA21 PA22 PA23 PA24 PA25 PA26 PA3 PA4 PA5 PA6 PA7 PA8 PA9

Explained variance F1 F2 F3–F8 58.9 17.8 9.81 29.9 43.1 17.4 22.3 31.1 29.2 24.6 30.5 14.9 3.17 16.1 36.3 4.04 13.8 68.3 25.6 19.4 47.8 4.28 0.76 72.9 67.0 3.18 21.6 47.9 6.10 36.3 39.1 7.50 38.1 70.1 2.06 14.6 20.6 4.05 56.9 37.7 5.33 42.2 21.7 22.0 41.4 12.1 13.9 44.5 28.5 35.8 21.9 13.1 0.44 72.3 37.0 32.3 25.1 34.3 0.00 55.0 1.61 0.00 83.4 5.65 1.06 83.5 19.4 24.8 46.0 0.19 21.5 39.2 54.6 33.5 6.04 19.4 7.09 4.26 16.5 24.6 40.1 18.3 31.1 19.5 10.6 2.73 53.8 21.9 17.8 10.7 17.3 48.7 20.2 57.5 2.98 23.2 59.5 7.92 23.2 13.7 50.4 20.1 13.7 4.56 52.6 28.6 14.1 39.2 8.43 0.84 82.1 54.9 6.05 24.3