Year | Pollen amount: | ||
---|---|---|---|
flower−1 (mg) | plant−1 (g) | m−2 of crop (g) | |
2007 | 1.3a ± 0.5 | 1.4a ± 0.8 | 6.4a ± 2.6 |
n = 12 | n = 6 | n = 12 | |
2008 | 1.1b ± 0.2 | 1.1a ± 0.4 | 5.1a ± 1.2 |
n = 12 | n = 10 | n = 12 | |
2009 | 1.0b ± 0.4 | 0.9a ± 0.3 | 4.2b ± 1.5 |
n = 12 | n = 20 | n = 12 | |
mean | 1.1 ± 0.4 | 1.1 ± 0.5 | 5.2 ± 2.0 |
n = 36 | n = 26 | n = 36 |
Year | Amount · flower−1 of: | Sugar concentration of nectar (% wt/wt) | Amount of sugars secreted in nectar: | ||
---|---|---|---|---|---|
nectar (mg) | sugars secreted in nectar (mg) | plant−1 (g) | m−2 of crop (g) | ||
2007 | 4.3 ± 2.4 | 0.9 ± 0.2 | 26.7 ± 10.9 | 1.0 ± 0.6 | 4.5 ± 1.2 |
n = 20 | n = 20 | n = 20 | n = 6 | n = 20 | |
2008 | 4.0 ± 2.2 | 1.3 ± 0.6 | 36.3 ± 18.8 | 1.3 ± 0.5 | 6.3 ± 3.0 |
n = 14 | n = 14 | n = 14 | n = 10 | n = 14 | |
2009 | 3.8 ± 2.2 | 1.3 ± 0.6 | 33.8 ± 4.9 | 1.1 ± 0.4 | 5.1 ± 2.5 |
n = 19 | n = 19 | n = 19 | n = 10 | n = 19 | |
mean | 4.0 ± 2.2 | 1.2 ± 0.5 | 31.5 ± 13.1 | 1.1 ± 0.5 | 5.2 ± 2.3 |
n = 53 | n = 53 | n = 53 | n = 26 | n = 53 |
Year | Flowering time (days) | Life span of a flower (hours) | Number of flowers | |
---|---|---|---|---|
plant−1 | m−2 of plot | |||
2007 | 20.06–07.08 | 21.3 ± 1.15 | 1024 ± 628 | 4866 ± 2981 |
(49) | n = 6 | n = 6 | n = 6 | |
2008 | 17.06–14.08 | 20.6 ± 1.53 | 999 ± 365 | 4744 ± 1731 |
(59) | n = 6 | n = 10 | n = 10 | |
2009 | 22.06–20.08 | 21.7 ± 2.08 | 863 ± 332 | 4100 ± 1578 |
(60) | n = 6 | n = 10 | n = 10 | |
mean | (56) | 21.2 ± 1.00 | 953 ± 414 | 4570 ± 1968 |
n = 18 | n = 26 | n = 26 |