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USDA Forest Service

USDA Forest Service

The U.S. Department of Agriculture Forest Service is a Federal agency that manages public lands in national forests and grasslands. The Forest Service is also the largest forestry research organization in the world, and provides technical and financial assistance to state and private forestry agencies. Gifford Pinchot, the first Chief of the Forest Service, summed up the purpose of the Forest Service—"to provide the greatest amount of good for the greatest amount of people in the long run."


Remove Filters: USDA Forest Service - North Central Research Station Archive(X) Landscape(X)

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Image Subject Name Scientific Name Description
1406139 wind storm damage
1406263 tamarack Larix laricina fall foliage, 19 years
1406275 pine wilt nematode Bursaphelenchus xylophilus
1406265 tamarack Larix laricina fall foliage
1406257 cedar-apple rust Gymnosporangium juniperi-virginianae
1406262 tamarack Larix laricina
1406264 tamarack Larix laricina
1406114 bronze leaf disease Apioplagiostoma populi
1406097 Scleroderris canker of pine and spruce Gremmeniella abietina only red pine trees are damaged
1406136 tornado tornado damage, Lake Tomahawk
1406099 Scleroderris canker of pine and spruce Gremmeniella abietina Scleroderris moving up red pine
1406023 Diplodia blight Sphaeropsis sapinea
1406056 Sirococcus blight of conifers Sirococcus conigenus
1406073 Lophodermium needle casts Lophodermium spp.
1406057 Sirococcus blight of conifers Sirococcus conigenus
1406093 oak wilt Ceratocystis fagacearum
1406052 Sirococcus blight of conifers Sirococcus conigenus
1406072 Lophodermium needle casts Lophodermium spp.
1406074 brown spot Alternaria alternata
1406075 brown spot Alternaria alternata needle symptoms
1406069 pine needle cast Lophodermium pinastri
1406064 pine needle cast Lophodermium pinastri winter burn and Lophodermium on 40,000 Northern Christmas trees, Holman Farm
1406054 Sirococcus blight of conifers Sirococcus conigenus pycnidia under fasical of unexposed needles
1406050 Sirococcus blight of conifers Sirococcus conigenus Northern Highlands State Forest
1406053 Sirococcus blight of conifers Sirococcus conigenus
1406026 Diplodia blight Sphaeropsis sapinea
1406025 Diplodia blight Sphaeropsis sapinea top rows sprayed with Benomyl, bottom rows not treated
1406001 pine needle rust Coleosporium asterum aecia
1406002 pine needle rust Coleosporium asterum aecia
1406104 bronze leaf disease Apioplagiostoma populi
1406071 pine needle cast Lophodermium pinastri
1406138 tornado tornado damage, Lake Tomahawk
1406003 pine needle rust Coleosporium asterum aecia
1406041 Sirococcus blight of conifers Sirococcus conigenus
1406102 Scleroderris canker of pine and spruce Gremmeniella abietina Oneida County Forest
1406224 oyster mushroom Pleurotus spp.
1406229 sulfur shelf Laetiporus sulphureus
1406196 tar spot needlecast Davisomycella ampla
1406222 sulfur shelf Laetiporus sulphureus
1406120 bronze leaf disease Apioplagiostoma populi
1406115 bronze leaf disease Apioplagiostoma populi
1406119 bronze leaf disease Apioplagiostoma populi
1406005 pine needle rust Coleosporium asterum
1406021 Diplodia blight Sphaeropsis sapinea
1406006 pine needle rust Coleosporium asterum
1406090 Scleroderris canker of pine and spruce Gremmeniella abietina
1406078 Scleroderris canker of pine and spruce Gremmeniella abietina
1406068 pine needle cast Lophodermium nitens
1406070 pine needle cast Lophodermium pinastri
1406202 boreal owl Aegolius funereus
1406089 Scleroderris canker of pine and spruce Gremmeniella abietina
1406081 frost and winter injury (general) Spanish strain of scotch pine
1406044 Sirococcus blight of conifers Sirococcus conigenus
1406076 Scleroderris canker of pine and spruce Gremmeniella abietina
1406219 Ganoderma root and butt rot Ganoderma lucidum
1406049 Sirococcus blight of conifers Sirococcus conigenus eastern white pine is resistant
1406024 Diplodia blight Sphaeropsis sapinea
1406008 pine needle rust Coleosporium asterum telia growing on alternate host
1406039 Sirococcus blight of conifers Sirococcus conigenus
1406096 Scleroderris canker of pine and spruce Gremmeniella abietina
1406105 bronze leaf disease Apioplagiostoma populi
1406271 pine wilt nematode Bursaphelenchus xylophilus
1406195 Swiss needle cast Phaeocryptopus gaeumannii
1406011 spruce needle rusts Chrysomyxa spp.
1406094 gray jay Perisoreus canadensis
1406101 Scleroderris canker of pine and spruce Gremmeniella abietina
1406055 Sirococcus blight of conifers Sirococcus conigenus
1406098 Scleroderris canker of pine and spruce Gremmeniella abietina
1406004 pine needle rust Coleosporium asterum small trees
1406067 Lophodermium needle casts Lophodermium spp.
1406179 frost and winter injury (general) 3 Bravo spray applications on French-green variety of scotch pine
1406013 pine needle rust Coleosporium asterum
1406204 northern leopard frog Rana pipiens
1406033 Sirococcus blight of conifers Sirococcus conigenus Superior National Forest
1406181 frost and winter injury (general) snow mold
1406159 rat, vole, mouse Microtus spp. and Clethionomys spp.
1406014 Diplodia tip blights Diplodia spp.
1406016 Diplodia tip blights Diplodia spp.
1406205 pileated woodpecker Dryocopus pileatus
1406270 pine wilt nematode Bursaphelenchus xylophilus
1406269 Japanese pine sawyer Monochamus alternatus
1406086 Scleroderris canker of pine and spruce Gremmeniella abietina
1406211 western diamondback rattlesnake Crotalus atrox
1406277 pine wilt nematode Bursaphelenchus xylophilus
1406206 deer mouse Peromyscus spp.
1406209 tiger salamander Ambystoma tigrinum
1406190 Rhizosphaera needle cast Rhizosphaera kalkhoffii
1406037 Sirococcus blight of conifers Sirococcus conigenus
1406034 Sirococcus blight of conifers Sirococcus conigenus Chippewa National Forest - Cutfoot Sioux district
1406015 Diplodia tip blights Diplodia spp.
1406065 pine needle cast Lophodermium pinastri 17 Maneb sprays and check bed
1406027 Sirococcus blight of conifers Sirococcus conigenus
1406031 Sirococcus blight of conifers Sirococcus conigenus
1406189 frost and winter injury (general) frost damage
1406194 Swiss needle cast Phaeocryptopus gaeumannii
1406177 frost and winter injury (general) 3 Bravo spray applications (1 spring, 1 fall) on French-green variety of scotch pine
1406125 bronze leaf disease Apioplagiostoma populi
1406176 frost and winter injury (general) French-green variety on the left, Belgian on the right.
1406117 bronze leaf disease Apioplagiostoma populi
1406048 Sirococcus blight of conifers Sirococcus conigenus
1406095 frost and winter injury (general) frost pocket
1406180 frost and winter injury (general) French-green variety on the left, Belgian on the right
1406088 Scleroderris canker of pine and spruce Gremmeniella abietina red pine plantation
1406173 frost and winter injury (general) 3 Bravo sprays (1 spring, 2 fall) on French-green variety of scotch pine
1406077 Scleroderris canker of pine and spruce Gremmeniella abietina
1406103 Scleroderris canker of pine and spruce Gremmeniella abietina cut in Oneida County Forest. Diameter 7 inches
1406155 squirrel Sciurus spp. cones pulled off
1406110 bronze leaf disease Apioplagiostoma populi
1406147 rat, vole, mouse
1406187 frost and winter injury (general)
1406278 pine wilt nematode Bursaphelenchus xylophilus Austrian pine is brown, red pine is green
1406216 Gymnopilus fungi Gymnopilus spp.
1406217 dog vomit slime mold Fuligo septica septica
1406221 shaggy parasol Chlorophyllum rhacodes
1406230 emetic russula Russula emetica showing gills
1406193 Rhizosphaera needle cast Rhizosphaera kalkhoffii
1406178 frost and winter injury (general) 3 Bravo spray applications (1 spring, 2 fall) on French-green variety of scotch pine
1406108 bronze leaf disease Apioplagiostoma spp. bronze leaf remains
1399088 tussock moths Dasychira spp.
1399089 western spruce budworm Choristoneura freemani defoliation
1399090 Douglas-fir beetle Dendroctonus pseudotsugae
1406231 poles, posts, pilings sealing posts off swamp. Jan. 1955
1406233 downy woodpecker Picoides pubescens caught in mistnet
1406234 downy woodpecker Picoides pubescens
1406235 downy woodpecker Picoides pubescens
1406237 Hypoxylon cankers Hypoxylon spp. introduced at cicada wound site
1406239 Hypoxylon cankers Hypoxylon spp. with hyphal pegs, two years after cicada wounds
1406242 Hypoxylon cankers Hypoxylon spp.
1406244 Hypoxylon cankers Hypoxylon spp.
1406246 Hypoxylon cankers Hypoxylon spp.
1406247 Hypoxylon cankers Hypoxylon spp.
1406248 Hypoxylon cankers Hypoxylon spp.
1406249 Hypoxylon cankers Hypoxylon spp.
1406255 clearcut
1406168 squirrel Sciurus spp.
1406149 rat, vole, mouse trails left after snow melt
1406066 pine needle cast Lophodermium pinastri 2 1/2 lb. Maneb aerial spray
1406273 Japanese pine sawyer Monochamus alternatus ovipositon site
1406276 pine wilt nematode Bursaphelenchus xylophilus
1406199 pileated woodpecker Dryocopus pileatus
1406200 brown creeper Certhia americana
1406091 Scleroderris canker of pine and spruce Gremmeniella abietina fungicide tests
1406092 Scleroderris canker of pine and spruce Gremmeniella abietina fungicide tests
1406150 squirrel Sciurus spp. cone pulling by squirrels
1406151 squirrel Sciurus spp. cone torn off
1406137 tornado tornado damage, Lake Tomahawk
1406140 tornado tornado
1406141 Road salt or de-icing salt
1406142 drought
1406143 rat, vole, mouse
1406144 rat, vole, mouse jack pine on red pine, cross innoculation study
1406145 rat, vole, mouse jack pine innoculated on jack pine, cross innoculation study
1406146 rat, vole, mouse jack pine innoculated on jack pine
1406107 bronze leaf disease Apioplagiostoma populi
1406118 bronze leaf disease Apioplagiostoma populi
1406111 bronze leaf disease Apioplagiostoma populi
1406113 bronze leaf disease Apioplagiostoma populi
1406129 beech bark disease Nectria coccinea
1406132 sweet fern blister rust Cronartium comptoniae
1406122 bronze leaf disease Apioplagiostoma populi
1406123 bronze leaf disease Apioplagiostoma populi
1406124 bronze leaf disease Apioplagiostoma populi
1406157 rat, vole, mouse
1406166 squirrel Sciurus spp.
1406045 Sirococcus blight of conifers Sirococcus conigenus
1406046 Sirococcus blight of conifers Sirococcus conigenus
1406047 Sirococcus blight of conifers Sirococcus conigenus
1406040 Sirococcus blight of conifers Sirococcus conigenus
1406009 pine needle rust Coleosporium asterum uredia growing on alternate host
1406010 pine needle rust Coleosporium asterum telia growing on alternate host

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