Table 2. Summary statistics on diapaused adult bees from cells of Osmia cornifrons nests collected at one residence (R) and five orchards with organic (O) or conventional (C) management practices.
Site code | # nests | # cells | Mean # cells/nest | Mean # live adults/nest | # live females | # live males | Sex ratio M:F |
---|---|---|---|---|---|---|---|
RNV | 11 | 59 | 5.36 | 3.45 | 10 | 28 | 2.8 |
OHG | 37 | 262 | 7.08 | 4.24 | 57 | 100 | 1.75 |
OWH | 40 | 306 | 7.65 | 6.05 | 96 | 142 | 1.48 |
CCL | 20 | 65 | 3.25 | 2.3 | 15 | 31 | 2.07 |
CIC | 11 | 49 | 4.45 | 3.55 | 15 | 24 | 1.6 |
CCI | 8* | 30 | 3.75 | 1.12 | 2 | 7 | 3.5 |
Mean | 21.2 | 128.5 | 5.26 | 3.46 | 33 | 55.8 | 2.2 |
* Some nests were destroyed when a farm vehicle hit the nesting box.