Species | Small dead branches | Medium dead branches | Large dead branches | ||||
---|---|---|---|---|---|---|---|

Average per tree | Diameter category | Average per tree | Diameter category | Average per tree | Diameter category | Average per tree | |

Sugar maple | 1.18 a | 15.2 to 45.7 cm (6–18 in) | 0.31 a | 15.2 to 45.7 cm (6–18 in) | 0.10 a | 15.2 to 45.7 cm (6–18 in) | 0.02 a |

Silver maple | 0.59 ab | 45.7 to 76.2 cm (18–30 in) | 0.77 ab | 45.7 to 76.2 cm (18–30 in) | 0.22 ab | 45.7 to 76.2 cm (18–30 in) | 0.11 ab |

Norway maple | 0.26 b | 76.2+ cm (30+ in) | 1.19 b | 76.2+ cm (30+ in) | 0.55 b | 76.2+ cm (30+ in) | 0.36 b |

Means followed by a different letter are significantly different at

*P*= 0.05.