Summary of Tsuga susceptibility to hemlock woolly adelgid (Adelges tsugae). Ratings are: S = susceptible, T = tolerant, R = resistant, ? = questionable.
| Speciesz | |||||||
|---|---|---|---|---|---|---|---|
| Author(s)/year | can | car | het | mer | div | sie | chi |
| McClure/1992 | S | S | T | T | S | S | --- |
| del Tredici & Kitajima/2004 | S | S | ? | --- | R | ? | R |
| Montgomery & Lagalante/2008 | S | S | ? | R | R | S | R |
| Montgomery et al./2009 | S | S | --- | --- | --- | S | R |
| Weston & Harper/2009 | S | S | S | R | R | R | R |
| Harper & Weston (current study) | S | S | S | R | S | R | R |
↵z Species abbreviations are as follows: can = T. canadensis, car = T. caroliniana, het = T. heterophylla, mer = T. mertensiana, chi = T. chinensis, div = T. diversifolia, sie = T. sieboldii.
Note: Dashes (---) indicate species that were not evaluated in certain studies.