@base .
a , , ;
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"Forest health conditions in Ontario." ;
;
;
;
"1913-6161" ;
;
;
"1913-6161" ;
;
"1913-6161" ;
"Forest health conditions in Ontario." , "Forest health conditions in Ontario" ;
.
a , ;
"Forest health conditions in Ontario" .
.
"Canada" .
a ;
"1913-6161" ;
.
a ;
.
a .
a ;
;
"20190216170800.0"^^ ;
;
.
a ;
"1913-6161" ;
.