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Bird Use and Nesting in Conventional,
Minimum-tillage, and Organic Cropland

Table 5

Table 5: A comparison of the number of nesting species per field on conventional, minimum-tillage, and organic fields in fallow, sunflower, and wheat in North Dakota, 1992-93.
  Mean no. of species/fielda SE
Field type
Conventional 0.9BC 0.18
Minimum-tillage 1.9B 0.22
Organic 1.6C 0.18
Crop type
Fallow 1.9A 0.23
Sunflower 1.2A 0.19
Wheat 1.3 0.17
aNumbers in the column followed by the same letter differ (P ≤ 0.05).

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