Number of mistletoes (Amyema miquelii and A. pendula) growing on Eucalyptus camaldulensis trees prior to, one month, 30 months, and 5 years after the heat wave and the 46.4 °C day of 7 February 2009.
Tree type | Number of trees | Number of living mistletoes prior to 7 Feb 2009 | Number of living mistletoes 1 month after 7 Feb 2009 | Number of new mistletoe established aft 7 Feb 2009 | Number of s living mistletoes er 30 months after 7 Feb 2009 | Number of living mistletoes 5 years after 7 Feb 2009 |
---|---|---|---|---|---|---|
Young trees (< 10 m height with dbh < 20 cm) | 25 | 45 | 0 | 0 | 0 | 0 |
Semi-mature trees (< 15 m height with 20 < dbh < 40 cm) | 10 | 54 | 0 | 5 | 5 | 6 |
Mature trees (> 20 m height with dbh > 40 cm) | 11 | 138 | 27 | 4 | 26 | 26 |
Total | 46 | 237 | 27 | 9 | 31 | 32 |
Mann-Whitney test results | U-value | P-value |
---|---|---|
Comparing mistletoe numbers before and one month after 7 February 2009 | 7.5 | < 0.01 |
Comparing mistletoe numbers before and 30 months after 7 February 2009 | 6.5 | < 0.01 |
Comparing mistletoe numbers before and 60 months after 7 February 2009 | 7.0 | < 0.01 |