Several New Aspects of the Foraging Behavior of Osmia cornifrons in an Apple Orchard

Table 3

Fruit set of “Alps-Otome” fruit formed by “Maypole” pollen carried by Osmia cornifrons male.

Distance from “Maypole”	Year	No. of flowers	No. of fruits	Rate of fruit set (mean $\pm$ S.E.%)
1	2008	100	18	18.0
1	2009	365	129	35.3
	2008-2009			26.7 $\pm$ 8.7
2	2008	100	19	19.0
2	2008	575	128	22.3
	2008-2009			20.7 $\pm$ 1.7
3	2008	100	26	26.0
3	2009	480	140	29.2
	2008-2009			27.6 $\pm$ 1.6
$1^{*}$	2008	100	1	1.0
$1^{*}$	2009	121	1	0.83
	2008-2009			0.9 $\pm$ 0.1

*Control, no male.