Bird Use and Nesting in Conventional,
Minimum-tillage, and Organic Cropland
Table 7
Table 7:Percent hatching success of breeding waterfowl, shorebirds, and passerines on conventional, minumum-tillage, and organic fields in southeast North Dakota, 1991-93.
| Conventional | Minimum-till | Organic | Total | |||||
| Success | 95%CI | Success | 95%CI | Success | 95%CI | Success | 95%CI | |
| Waterfowl | 0 | 0-100 | 0 | 0-39 | 0 | 0-14 | 0 | 0-5 |
| Shorebirds | 17 | 4-63 | 33 | 14-76 | 11 | 4-30 | 18 | 10-32 |
| Passerines | 29 | 16-51 | 31 | 21-45 | 21 | 15-30 | 25 | 20-32 |
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