Generic Forest Health Surveys Guidebook

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Table of Contents

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Appendix 5
Damage agents and associated Pest
Severity Ratings (PSRs)

Field		Pest Severity Rating
code	Description	Col. 1	Col. 2	Col. 3
A	ANIMAL DAMAGE
AB	bear	1	3
AC	cattle	1	3
AD	deer	1	3
AE	elk	1	3
AH	hare or rabbit	1	3
AM	moose	1	3
AP	porcupine	1	3
AS	squirrel	1	3
AV	vole	1	3
AX	birds	1	3
AZ	beaver	1	3
D	DISEASES
DB	BROOM RUSTS
DBF	fir broom rust, Melampsorella caryophyllacearum	3
DBS	spruce broom rust, Chrysomyxa arctostaphyli	3
DD	STEM ROT
DDA	artists conk, Ganoderma applanatum
DDB	birch trunk rot, Fomes fomentarius
DDD	sulphur fungus, Laetiporus sulphureus
DDE	rust-red stringy rot, Echinodontium tinctorium	2
DDF	brown crumbly rot, Fomitopsis pinicola
DDH	hardwood trunk rot, Phellinus ignarius	2
DDO	cedar brown pocket rot, Poria sericeomollis
DDP	Pini (red-ring) rot, Phellinus pini	2
DDQ	quinine conk, Fomitopsis officinalis
DDS	Schweinitz butt rot, Phaeolus schweinitzii
DDT	aspen trunk rot, Phellinus tremulae
DF	FOLIAGE DISEASES
DFA	western pine-aster rust, Coleosporium asterum	4
DFC	large-spored spruce-Labrador tea rust, Chrysomyxa ledicola	3
DFD	spruce needle cast, Lirula macrospora	4
DFE	elytroderma disease, Elytroderma deformans	3
DFH	larch needle blight, Hypodermella laricis	3
DFL	pine needle cast, Lophodermella concolor	3
DFM	larch needle cast, Meria laricis	4
DFP	fir-fireweed rust, Pucciniastrum epilobi	4
DFR	Douglas-fir needle cast, Rhabdocline pseudotsugae	4
DFS	red band needle blight, Mycosphaerella (Scirrhia) pini	4
DL	DISEASE-CAUSED DIEDBACK
DLD	dermea canker, Dermea pseudotsugae	3
DLF	red flag disease, Potebniamyces balsamicola
DLP	phomopsis canker, Phomopsis lokoyae	4
DLS	sydowia (sclerophoma) tip dieback, Sclerophoma pithyophila	2
DLV	aspen-poplar twig blight, Venturia spp.	3
DM	DWARF MISTLETOES
DMF	Douglas-fir dwarf mistletoe, Arceuthobium douglasii	2	2	3
DMH	hemlock dwarf mistletoe, Arceuthobium tsugense	2	2	3
DML	larch dwarf mistletoe, Arceuthobium laricis	2	2	3
DMP	lodgepole pine dwarf mistletoe, Arceuthobium americanum	2	2	3
DR	ROOT DISEASES
DRA	armillaria root disease, Armillaria ostoyae	1	1	1
DRB	black stain root disease, Leptographium wagenerii	1	1	1
DRC	laminated root rot, cedar strain, Phellinus weirii	3	1	1
DRL	laminated root rot, Inonotus sulphurascens	1	1	1
DRN	annosus root disease, Heterobasidion annosum	1	1	1
DRR	rhizina root disease, Rhizina undulata	1	1
DRT	tomentosus root rot, Inonotus tomentosus	1	1	1
DS	STEM DISEASES (cankers and rusts)
DSA	atropellis canker, Atropellis piniphila	2	3
DSB	white pine blister rust, Cronartium ribicola	1	1	1
DSC	comandra blister rust, Cronartium comandrae	1	1	1
DSG	western gall rust, Endocronartium harknessii	2	3
DSE	sooty barker canker, Encoelia pruinosa
DSH	hypoxylon canker, Hypoxylon mammatum
DSP	cryptoshaeria canker, Cryptosphaeria populina
DSR	ceratocystis canker, Ceratocystis fimbriata
DST	target canker, Nectria galligena
DSY	cytospora canker, Cytospora chrysosperma
DSS	stalactiform blister rust, Cronartium coleosporoides	2	3
I	INSECTS
IA	APHIDS
IAB	balsam woolly adelgid, Adelges piceae	1
IAC	giant conifer aphid, Cinara spp.	3	4
IAG	Cooley spruce gall aphid, Adelges cooleyi	4	4
IAS	green spruce aphid, Elatobium abietinum	1	3
IB	BARK BEETLES
IBB	western balsam bark beetle, Dryocoetes confusus	1	1	1
IBD	Douglas-fir beetle, Dendroctonus pseudotsugae	1	1	1
IBI	engraver beetles, Ips spp.	1	1	1
IBM	mountain pine beetle, Dendroctonus ponderosae	1	1	1
IBP	twig beetle and others, Pityogenes, Pityophthorus spp.	1	3
IBS	spruce beetle, Dendroctonus rufipennis	1	1	1
IBT	red turpentine beetle, Dendroctonus valens	1	3
IBW	western pine beetle, Dendroctonus brevicomis	1	1	1
ID	DEFOLIATORS
IDA	black army cutworm, Actebia fennica	1	2	3
IDB	2-year cycle budworm, Choristoneura biennis	2	3	4
IDC	larch casebearer, Coleophora laricella	3	4	4
IDD	western winter moth, Erranis tilaria vancouverensis
IDE	eastern spruce budworm, Choristoneura fumiferana	2	3	4
IDF	forest tent caterpillar, Malacosoma disstria	2	3	4
IDG	green-striped forest looper, Melanolophia imitata
IDH	western blackheaded budworm, Acleris gloverana	2	3	4
IDI	pine needle sheath miner, Zellaria haimbachi	3	4	4
IDL	western hemlock looper, Lambdina fiscellaria lugubrosa	2	3	4
IDM	gypsy moth, Lymantria dispar	1	2	3
IDN	birch leaf miner, Fenusa pusilla
IDP	larch sawfly, Pristiphora erichsoni	2	3	4
IDR	red alder sawfly, Eriocampa ovata	2	3	4
IDS	conifer sawflies Neodiprion spp.
IDT	Douglas-fir tussock moth, Orgyia pseudotsugata	2	3	4
IDU	satin moth, Leucoma salicis	2	3	4
IDW	western spruce budworm, Choristoneura occidentalis	2	3	4
IDX	large aspen tortrix, Choristoneura conflictana
IDZ	western false hemlock looper, Nepytia freemani
IS	SHOOT INSECTS
ISB	western cedar borer, Trachykele blondeli	3
ISE	european pine shoot moth, Rhyaconia buoliana	3
ISG	gouty pitch moth, Cecidomyia piniiopis	4	4
ISP	pitch nodule moths, Petrova spp.	3
ISQ	sequoia pitch moth, Synanthedon sequoiae	3
ISS	western pine shoot borer, Eucosma sonomana	3
IW	WEEVILS
IWC	conifer seedling weevil, Steremnius carinatus	1	1
IWP	lodgepole pine terminal weevil, Pissodes terminalis	2	3	4
IWS	white pine (spruce) weevil, Pissodes strobi	2	3	4
IWW	Warren's root collar weevil, Hylobius warreni	1	3
IWY	Cylindrocopturus spp. weevils	4
IWZ	Yosemite bark weevil, Pissodes schwarzi	1
M	MITES
M	Trisetacus spp.	1	3
N	NON-BIOLOGICAL INJURIES
NB	fire	1	3
ND	drought	1	3
NF	flooding	1	3
NGC	frost crack	1	3
NGH	frost heaved	1	3
NGK	shoot/bud frost kill	1	3
NH	hail	1	3
NK	fumekill	1	3
NL	lightning	1	3
NN	road salt	1	3
NR	redbelt	1	3
NS	slide	1	3
NW	windthrow	1	3
NWS	soil failure	1	3
NWT	treatment or harvesting related	1	3
NY	snow or ice (includes snow press)	1	3
NZ	sunscald	1	3
T	TREATMENT INJURIES
TC	chemical	1	3
TL	logging wounds	1	3
TM	other mechanical damage (non-logging)	1	3
TP	planting (incorrect planting)	1	3
TPM	poor planting microsite	1	3
V	VEGETATION PROBLEMS
VH	herbaceous competition	4
VP	vegetation press	4
VS	shrub competition	4
VT	tree competition	4