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Table 1 Percentage of individual cropping systems in the total planted area under each tillage management at the ecoregion scale.

From: Simulated responses of soil organic carbon stock to tillage management scenarios in the Northwest Great Plains

Cropping system

NT

RT

CT

Total

Corn

4.2

3.7

3.6

11.5

Small grain

20.4

24.8

21.4

66.6

Soybean

2.9

2.4

3.1

8.4

Other

2.7

4.5

6.9

14.0

Total planteda

29.9

35.2

34.9

100.0

  1. NT: no-till; RT: reduced tillage; CT: conventional tillage.
  2. a excluding fallow area.