Soil organic carbon changes after 12 years of no-tillage and tillage of Grantsburg soils in southern Illinois

OLSON, K.; LANG, J.; EBELHAR, S.

doi:10.1016/J.STILL.2004.09.009

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Soil and Tillage Research · 2005

Soil organic carbon changes after 12 years of no-tillage and tillage of Grantsburg soils in southern Illinois

OLSON, K., LANG, J., EBELHAR, S.

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Soil organic carbon changes after 12 years of no-tillage and…

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Findings

What changed what, as the paper reports it. Grouped by the measured property. The largest groups are open; open the others as you need them.

SOC stock in surface and subsoil layers

↑ 3↓ 1= 26

increase
NT and CP systems vs. moldboard plow (MP)significant · 0–15 cm · August2000 · Grantsburg soil, southern Illinois · NT and CP individual variants;Table5 comparison means,not a pooled test.

Depth	Texture	Clay	pH	Organic C	Bulk density
0–17 cm	Silt loam	17 %	–	–	–
17–37 cm	Silty clay loam	28 %	–	–	–
37–52 cm	Silty clay loam	28 %	–	–	–
52–64 cm	Silt loam	21 %	–	–	–
from 64 cm	Silt loam	19 %	–	–	–
0–5 cm	–	–	–	16.8–17.3 g kg-1	1.35 g cm-3
5–15 cm	–	–	–	12.4–12.6 g kg-1	1.35 g cm-3
15–30 cm	–	–	–	6.1–6.4 g kg-1	1.4 g cm-3
30–45 cm	–	–	–	2.2–2.4 g kg-1	1.4 g cm-3
45–60 cm	–	–	–	1.2 g kg-1	1.45 g cm-3
60–75 cm	–	–	–	1.3 g kg-1	1.45 g cm-3

Soil organic carbon changes after 12 years of no-tillage and tillage of Grantsburg soils in southern Illinois

Findings

SOC stock in surface and subsoil layers

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Soil organic carbon changes after 12 years of no-tillage and tillage of Grantsburg soils in southern Illinois

Findings

SOC stock in surface and subsoil layers

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