| 4824052 |
whitefringed beetles |
Naupactus spp. |
Sweep net survey - adults collected on agricultural fields planted to pines following peanut production. |
| 1546050 |
pine scale |
Phenacaspis heterophyllae |
|
| 4823066 |
Leptographium root disease |
Leptographium procerum |
Various insects feeding on roots vector infection. Resin-impregnated soil crusts form at feeding or boring sites. Xylem becomes resin "soaked". |
| 4823094 |
annosum root disease |
Heterobasidion annosum |
Small bracket-like basidiomata (right of pen)at base of infected stump. Note brownish upper surfaces and white margins /undersurfaces. |
| 4823097 |
annosum root disease |
Heterobasidion annosum |
Incipient resinosis with associated clump of resin-impregnated soil around infected root. |
| 4823096 |
annosum root disease |
Heterobasidion annosum |
3/4 of vascular tissue resin soaked (note discoloration). |
| 4823064 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Conidiomata emerging from stomatal pores of a necrotic needle. |
| 4823033 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
needle lesions with linear black perithecial stromata developing in the necrotic areas |
| 4824059 |
charcoal rot |
Macrophomina phaseolina |
Wilting and discoloration of infected seedlings. |
| 4824026 |
Diplodia tip blights |
Diplodia spp. |
D. pini causing branch flagging. |
| 4824027 |
Diplodia tip blights |
Diplodia spp. |
D. pini causing a resinous stem canker |
| 4823069 |
ectomycorrhizae |
Pisolithus tinctorius |
Sporocarp in bareroot nursery bed. Munson Forest Nursery, Florida USA |
| 4823056 |
pine needle cast |
Lophodermella cerina |
Hysterothecia, small (1-2 mm), black elongated fruting bodies which produce ascospores, on necrotic needles. Also present are the smaller conidiomata. |
| 4823034 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Infected older foliage of grass stage seedling. New needles at top of plant are not yet infected. |
| 4823032 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
typical lesions |
| 4822076 |
pine needle rusts |
Coleosporium spp. |
Aeciospores which are wind dissminated from the pine needles to the alternate aster or goldenrod host |
| 4822074 |
pine needle rusts |
Coleosporium spp. |
Yellow-orange fissures develop in late spring on infected needles. |
| 4822075 |
pine needle rusts |
Coleosporium spp. |
Aecia on needles |
| 4822058 |
pitch canker |
Fusarium subglutinans |
Mortality of upper main stem |
| 4824077 |
Fusarium wilts, blights, rots and damping-off |
Fusarium spp. |
Affects lateral (feeder) and tap roots. Tap root may exhibit varying degrees of resin soaking. |
| 4824080 |
pitch canker |
Fusarium subglutinans |
Basal swelling at root collar. |
| 4824090 |
pine tip blight |
|
Tip Blight caused by a variety of fungi: Fusarium spp., Lasiodiplodia (Diplodia) spp., Macrophomina phaseolina. Occurs when shoot tips are succlent and rapidly growing. "Blighted" seedlings often recover. |
| 4824070 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Multiple infection spots spreading across nursery beds. |
| 4824032 |
pitch canker |
Fusarium subglutinans |
Dieback of infected seedling. |
| 4824014 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Damaged seedlings infected with C. floridanum. Lack of aeration as foliage mats (or lays down) down causes disease to spread across tray. |
| 4824019 |
longleaf pine |
Pinus palustris |
Beds after top clipping. Note clipped foliage in alleys. |
| 4823100 |
red root and butt rot |
Inonotus circinatus |
A major pathogen of older (greater than 20 years) sand pines in both planted and natural stands. Decayed wood and roots exhibit reddish to red-brown discoloration and eventually a rot flecked with small elliptical white pockets. |
| 4824001 |
red root and butt rot |
Inonotus circinatus |
A major pathogen of older (greater than 20 years) sand pines in both planted and natural stands. Decayed wood and roots exhibit reddish to red-brown discoloration and eventually a rot flecked with small elliptical white pockets. |
| 4823076 |
sand pine root disease |
|
Old growth tree kiled by Inonotus circinatus (Fr.) R.L. Gilbertson. One of the complex of fungi (I. circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum) that cause Sand Pine Root Disease. |
| 4823090 |
annosum root disease |
Heterobasidion annosum |
Thinning crown of infected tree (center) |
| 4823092 |
annosum root disease |
Heterobasidion annosum |
Wind throw of infected trees. |
| 4823074 |
sand pine root disease |
|
resin leaking from trunk caused by a complex of fungi (Inonotous circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum). |
| 4823085 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality of 2-0 bareroot stock in Munson Forest Nursery, Florida, USA. |
| 4823079 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality in four year old plantation. |
| 4823052 |
eastern pine gall rust |
Cronartium quercuum |
Distinct spherical (globose) swelling. The bright yellow spore sacs (aecia) which contain masses of yellow to orange aeciospores form in the spring. |
| 4823081 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality of 2-0 stock in Munson Forest Nursery, Florida, USA |
| 4823071 |
sand pine root disease |
|
Resin leakage at base of tree. Caused by a complex of fungi (Inonotus circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum). |
| 4822057 |
pitch canker |
Fusarium subglutinans |
Mortality ("flagging") of terminal shoot |
| 4822055 |
pitch canker |
Fusarium subglutinans |
Mortality ("flagging") of infected terminal/branch shoots in mature trees |
| 4824040 |
charcoal rot |
Macrophomina phaseolina |
Black microselerotia and orange pycnidia on xylem tissue of infected seedling. |
| 4823062 |
Rhizina root disease |
Rhizina undulata |
Following a recent wildfire. |
| 4823058 |
Lophodermium needle casts |
Lophodermium spp. |
Healthy trees (left), severe infection (center), moderate infection (right). |
| 4823084 |
red root and butt rot |
Inonotus circinatus |
Old growth trees kiled by Inonotus circinatus (Fr.) R.L. Gilbertson. One of the complex of fungi (Inonotus circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum) that cause Sand Pine Root Disease. |
| 4823015 |
red heart of pine |
Phellinus pini |
Sporophore on the stem of an old-growth tree. (see image ). |
| 4822095 |
Armillaria root rot |
Armillaria tabescens |
Mycelial white felt on roots, water soaking, "s" zone line |
| 4823075 |
sand pine root disease |
|
Old growth tree kiled by Inonotus circinatus (Fr.) R.L. Gilbertson. One of the complex of fungi (I. circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum) that cause Sand Pine Root Disease. |
| 4824002 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality in 13-year old stand. |
| 4823038 |
cedar-apple rust |
Gymnosporangium juniperi-virginianae |
Fresh telial horns produced on mature second-year galls during moist conditons in spring and early summer. |
| 4822096 |
Armillaria root rot |
Armillaria tabescens |
Mycelial felt on roots |
| 4822056 |
pitch canker |
Fusarium subglutinans |
Severe mortality ("flagging") of infected terminal/branch shoots in mature trees |
| 4824003 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality in 4-year old stand |
| 4824028 |
Diplodia tip blights |
Diplodia spp. |
D. pini. Note resin soaked tissue beneath bark. |
| 4823031 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Typical brown spots on infected needles. |
| 4823073 |
sand pine root disease |
|
Resin soaked wood caused by a complex of fungi (Inonotus circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum). |
| 4823099 |
annosum root disease |
Heterobasidion annosum |
Crown symptoms: Dead trees (left), fading trees (right). |
| 4823098 |
annosum root disease |
Heterobasidion annosum |
White stringy rot ("shredded wheat") indicative of advanced infection. |
| 4823053 |
eastern pine gall rust |
Cronartium quercuum |
Spherical gall with yellow aecia spore sacs. |
| 4823091 |
annosum root disease |
Heterobasidion annosum |
Stand mortality. |
| 4822097 |
Armillaria root rot |
Armillaria tabescens |
Mycelial felt on roots and water soaking of xylem tissue. |
| 0949013 |
pitch-eating weevil |
Pachylobius picivorus |
bud feeding by adult |
| 4822098 |
Armillaria root rot |
Armillaria tabescens |
Mycelial felt on roots and water soaking of xylem tissue. |
| 4823043 |
pitch canker |
Fusarium subglutinans |
"Flagging" of infected terminal |
| 4823057 |
Lophodermium needle casts |
Lophodermium spp. |
Severe infection. |
| 4824094 |
southern blight |
Sclerotium rolfsii |
At base of foliage. |
| 4824095 |
southern blight |
Sclerotium rolfsii |
Discolored foliage of infected seedlings. |
| 0010149 |
southern cone gall midge |
Cecidomyia bisetosa |
female |
| 4824072 |
heat |
|
Groundline heat lesions on young seedlings occur from high groundline temperatures. Damaging groundline temperature is related to ambient air temperature, groundline insolation, soil moisture, and the color of the soil surface. |
| 4824030 |
Caliciopsis canker |
Caliciopsis pinea |
Stem canker |
| 4824076 |
Fusarium wilts, blights, rots and damping-off |
Fusarium spp. |
Affects lateral (feeder) and tap roots. Tap root may exhibit varying degrees of resin soaking. |
| 4824038 |
charcoal rot |
Macrophomina phaseolina |
Late summer infection with seedlings exhibiting stunted growth, off-color foliage, wilting and/or redding foliage. |
| 0949012 |
snout beetles or weevils |
|
debarking and girdling of pine seedling |
| 4823028 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Grass stage seedling damaged by infection. |
| 5179068 |
small southern pine engraver |
Ips avulsus |
|
| 5179069 |
Ips engraver beetles |
Ips spp. |
boring dust |
| 5179070 |
eastern fivespined ips |
Ips grandicollis |
|
| 5179071 |
eastern fivespined ips |
Ips grandicollis |
|
| 5179072 |
Ips engraver beetles |
Ips spp. |
pitch tube |
| 4824043 |
whitefringed beetles |
Naupactus spp. |
Larva or grub which feeds on roots. |
| 5190066 |
pine webworm |
Pococera robustella |
Collection information: June, 1954; Florida: Alachua Co. |
| 5203067 |
balsam fir sawyer |
Monochamus marmorator |
Collection information: April 07, 1990; Canada: Victoria Co. |
| 5203068 |
balsam fir sawyer |
Monochamus marmorator |
Collection information: April 07, 1990; Canada: Victoria Co. |
| 5205032 |
southern pine sawyer |
Monochamus titillator |
Collection information: Louisiana, Abita Springs; 15-Jun-83 |
| 5205033 |
southern pine sawyer |
Monochamus titillator |
Collection information: Louisiana, Abita Springs; 5-Sep-96 |
| 5205034 |
southern pine sawyer |
Monochamus titillator |
Collection information: Louisiana, Abita Springs; 5-Sep-96 |
| 5205031 |
southern pine sawyer |
Monochamus titillator |
Collection information: Louisiana, Abita Springs; 15-Jun-83 |
| 5205047 |
eastern pine weevil |
Pissodes nemorensis |
Collection information: Georgia: Clarke Co.; 5-Mar-78 |
| 5205048 |
eastern pine weevil |
Pissodes nemorensis |
Collection information: Georgia: Clarke Co.; 5-Mar-78 |
| 5205049 |
white pine weevil |
Pissodes strobi |
Collection information: Georgia: Effingham Co.; 21-Apr-90 |
| 5205050 |
white pine weevil |
Pissodes strobi |
Collection information: Georgia: Effingham Co.; 21-Apr-90 |
| 5205051 |
ribbed pine borer |
Rhagium inquisitor |
Collection information: North Carolina, Raleigh; 11-Dec-70 |
| 5205052 |
ribbed pine borer |
Rhagium inquisitor |
Collection information: North Carolina, Raleigh; 11-Dec-70 |
| 5208097 |
smaller European elm bark beetle |
Scolytus multistriatus |
Collection information: Ohio: Clinton Co.; 28-Jun-56 |
| 5261067 |
Armillaria root rot |
Armillaria tabescens |
|
| 5261088 |
Phytophthora root rot |
Phytophthora cinnamomi |
|
| 5261089 |
Phytophthora root rot |
Phytophthora cinnamomi |
|
| 0010140 |
southern cone gall midge |
Cecidomyia bisetosa |
various degrees of infestation in first year conelets of slash pine |
| 0010141 |
southern cone gall midge |
Cecidomyia bisetosa |
receptive strobilus - slash pine |
| 5222018 |
Gibberella canker |
Gibberella baccata |
|
| 5220095 |
Dothistroma needle blight |
Mycosphaerella pini |
|
| 5220096 |
Dothistroma needle blight |
Mycosphaerella pini |
|
| 5178099 |
Japanese pine sawyer |
Monochamus alternatus |
|
| 0010142 |
southern cone gall midge |
Cecidomyia bisetosa |
|
| 0010143 |
southern cone gall midge |
Cecidomyia bisetosa |
on cut cone |
| 0010144 |
southern cone gall midge |
Cecidomyia bisetosa |
in cone |
| 0010145 |
southern cone gall midge |
Cecidomyia bisetosa |
late larva |
| 0010146 |
southern cone gall midge |
Cecidomyia bisetosa |
|
| 0010147 |
southern cone gall midge |
Cecidomyia bisetosa |
|
| 0010148 |
southern cone gall midge |
Cecidomyia bisetosa |
male |
| 0014304 |
bark beetle |
Hylastes salebrosus |
|
| 0010150 |
southern cone gall midge |
Cecidomyia bisetosa |
female |
| 1460067 |
camphor shot borer |
Xylosandrus mutilatus |
|
| 1460068 |
camphor shot borer |
Xylosandrus mutilatus |
|
| 4822093 |
Armillaria root rot |
Armillaria tabescens |
Clusters of sporocarps on roots of infected trees appear in the fall of the year |
| 4822094 |
Armillaria root rot |
Armillaria tabescens |
Clusters of sporocarps on roots of infected trees appear in the fall of the year. Note gills on underside. |
| 4823040 |
quince rust |
Gymnosporangium clavipes |
|
| 4823041 |
quince rust |
Gymnosporangium clavipes |
Telia sporulation. |
| 4824031 |
Caliciopsis canker |
Caliciopsis pinea |
Stem canker with bark removed. |
| 4825019 |
Schweinitzii root and butt disease |
Phaeolus schweinitzii |
Sporophore from infected root (note yellow-brown to reddish brown decayed root tissue) of old-growth tree. |
| 4825020 |
annosum root disease |
Heterobasidion annosum |
Conk - Smooth white to cream-colored lower surface (top), brown upper surface with enclosed pine needles (bottom). |
| 4825031 |
Leptographium root disease |
Leptographium procerum |
Relationship between fire intensity and colonization of pine roots by regeneration weevils and L. spp. infection. |
| 4824039 |
charcoal rot |
Macrophomina phaseolina |
Black microsclerotia on outer sufrace of root xylem tissue (top), and on inner surface of bark (bottom). |
| 4824025 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
Teliomorph sexual stage foliage |
| 4824004 |
black senna |
Seymeria cassioides |
Growing near the base of a 6-year old pine, the yellow-flowered Senna attaches to and draws water and nutrients from the roots of the host pine. |
| 4824005 |
black senna |
Seymeria cassioides |
A root parasite of southern pines |
| 4824006 |
black senna |
Seymeria cassioides |
Closeup of foliage, flower buds and a single yellow flower. A root parasite of southern pine. |
| 4824007 |
black senna |
Seymeria cassioides |
Seed capsules. Senna is a root parasite of southern pines. |
| 4824008 |
black senna |
Seymeria cassioides |
Six-year old seedlings damaged in Washington County Florida. Note stunted growth, chlorotic foliage, tufting of needles in stem terminals and tree mortality. |
| 4824009 |
black senna |
Seymeria cassioides |
A root parasite of southern pine. Haustorial attachment on pine root. |
| 4824010 |
black senna |
Seymeria cassioides |
A root parasite of southern pine. Senna plant on right of photo, damaged host pine on left. |
| 4824018 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Orange calinectria of C. floridanum |
| 4824057 |
charcoal rot |
Macrophomina phaseolina |
Soil populations of M. phaseolina related to crop history. |
| 4824058 |
charcoal rot |
Macrophomina phaseolina |
Soil populations of M. phaseolina following soybean cropping history. |
| 4824022 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Infections occur on seedlings in sandy soils as sand, washed by rain and irrigation ("sand splash"), accumulates at the base of the seedlings, creating a microenvironment of reduced aeration and increased relative humidity which favors infection. |
| 4824023 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Infections occur on seedlings in sandy soils as sand, washed by rain and irrigation ("sand splash"), accumulates at the base of the seedlings, creating a microenvironment of reduced aeration and increased relative humidity which favors infection. |
| 4824020 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Infection centers in beds |
| 4823070 |
ectomycorrhizae |
Pisolithus tinctorius |
Typical sporophore (left) and mycorrhizal roots. Munson Forest Nursery. Florida USA |
| 4823035 |
crown gall |
Rhizobium radiobacter |
gall on seedling stem. Chiefland Forest Nursery, Florida USA |
| 4823036 |
crown gall |
Rhizobium radiobacter |
Gall on stem. Chiefland Forest Nursery, Florida USA |
| 4823037 |
crown gall |
Rhizobium radiobacter |
Gall on stem. Chiefland Forest Nursery, Florida USA |
| 4823027 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Extensive patches in nursery beds |
| 4822067 |
Ectomycorrhizae |
Thelephora terrestris |
Sporophores in nursery bed. |
| 4823080 |
Phytophthora root rot |
Phytophthora cinnamomi |
Poor seed bed drainage can increase infection risk. |
| 4823082 |
Phytophthora root rot |
Phytophthora cinnamomi |
Resin caked roots of infected seedlings in the field. |
| 4823083 |
Phytophthora root rot |
Phytophthora cinnamomi |
Resin-soaked tap root of seedling infected during its first year in the field. |
| 4823086 |
Phytophthora root rot |
Phytophthora cinnamomi |
Healthy tree (left), infected tree (right). |
| 4823087 |
Phytophthora root rot |
Phytophthora cinnamomi |
Yellowing foliage of infected tree. |
| 4823088 |
Phytophthora root rot |
Phytophthora cinnamomi |
13-year old trees: Fading tree (left), dead tree (center), healthy treee (right). |
| 4823089 |
Phytophthora root rot |
Phytophthora cinnamomi |
Resin soaked tissue. |
| 4823046 |
southern cone rust |
Cronartium strobilinum |
Infected swollen first year cone displaying powdery masses of yellow-orange aeciospores |
| 4823047 |
southern cone rust |
Cronartium strobilinum |
Swollen infected first year cones with yellow-orange masses of aeciospores |
| 4823048 |
southern cone rust |
Cronartium strobilinum |
infected cone with yellow-orange aeciospore masses (top) and normal green cone (bottom) |
| 4823077 |
Phytophthora root rot |
Phytophthora cinnamomi |
Mortality of first-year seedlings in Munson Forest Nursery, Florida, USA |
| 4823078 |
Phytophthora root rot |
Phytophthora cinnamomi |
Roots of infected nursery seedlings. Note the lack of short lateral roots and presence of black, necrotic and sloughing cortical tissues. |
| 4822071 |
Phomopsis blight |
Phomopsis juniperivora |
characteristic dicoloration (graying) and curling of infected shoot tips |
| 4824034 |
pitch canker |
Fusarium subglutinans |
Mortality in first year planted stand |
| 4824035 |
pitch canker |
Fusarium subglutinans |
Roots of infected seedling caked with resin & sand. See image 4824036. |
| 4824036 |
pitch canker |
Fusarium subglutinans |
Infected seedling with resin-soaked root xylem. See image 4824035. |
| 4824037 |
pitch canker |
Fusarium subglutinans |
"Flagging" or dieback of terminal shoots of infected seedlings. |
| 4824041 |
whitefringed beetles |
Naupactus spp. |
Below ground larvae (grub) feeding damage. |
| 4824042 |
whitefringed beetles |
Naupactus spp. |
Larva (grub) feeding on root. |
| 4823003 |
Armillaria root rot |
Armillaria tabescens |
Clusters of sporocarps on roots of infected trees appear in the fall of the year near host pine. FL Forestry |
| 4823072 |
sand pine root disease |
|
Sand Pine Root Disease. Typical sporophores (conks) of Inonotus circinatus (Fr.) R.L. Gilbertson at the base of a mature tree. This is one of a complex of fungi (Inonotus circinatus, Phytophthora cinnamomi, Phaeolus schweinitzii, Verticicladiella procera, Armillariella tabescens, Heterobasidion annosum) that cause Sand Pine Root Disease. |
| 4823093 |
annosum root disease |
Heterobasidion annosum |
Basidioma (beneath knife blade) at base of infected tree exposed by removal of duff/litter layer. Note irregular shape and whiteish undersurface. |
| 4823095 |
annosum root disease |
Heterobasidion annosum |
Resin-soaked root xylem. |
| 4823055 |
pine needle cast |
Lophodermella cerina |
Hysterothecia are small (1-2 mm), black elongated fruting bodies which produce ascospores. |
| 4823049 |
pitch canker |
Fusarium subglutinans |
resin oozing from infected stem |
| 4823059 |
pine needle cast |
Lophodermella cerina |
Ascomata (hysterothecia) on infected needle. |
| 4823060 |
pitch canker |
Fusarium subglutinans |
Deodar weevil vectors pitch canker by boring holes into stems to lay eggs. |
| 4823061 |
pitch canker |
Fusarium subglutinans |
Deodar weevil chip cocoon in sapwood. Pitch canker is vectored by adults feeding on shoots and boring into stem to lay eggs. |
| 4823063 |
Rhizina root disease |
Rhizina undulata |
Following recent wildfire |
| 4823067 |
Leptographium root disease |
Leptographium procerum |
Fungi culture |
| 4823068 |
Leptographium root disease |
Leptographium procerum |
Fungi culture |
| 4823039 |
cedar-apple rust |
Gymnosporangium juniperi-virginianae |
Inactive reddish-brown/dark brown second-year galls. Telia horns will develop during moist conditions in spring and early summer see image 4823038). |
| 4822059 |
pitch canker |
Fusarium subglutinans |
Internal resin impregnation of infected xylem tissue |
| 4822073 |
Phomopsis blight |
Phomopsis juniperivora |
fruiting bodies |
| 4823042 |
juniper witches' broom rust |
Gymnosporangium nidus avis |
Swelling and telia sporulation on infected branch. |
| 4824044 |
whitefringed beetles |
Naupactus spp. |
Scalping to remove a thin layer of thatch and topsoil to reduce larvae populations prior to planting. |
| 4824045 |
whitefringed beetles |
Naupactus spp. |
Non-scalped check plot in Whitefinged beetle larvae control study. End of first growing season.
Compare to image 4824046 |
| 4824046 |
whitefringed beetles |
Naupactus spp. |
Scalped plot in Whitefinged beetle larvae control study. End of first growing season. Compare to image 4824045 |
| 4824047 |
whitefringed beetles |
Naupactus spp. |
Scalped plot (center) with non-scalped check plots on each side in Whitefinged beetle larvae control study. End of first growing season. See images 4824045-46 |
| 4824048 |
whitefringed beetles |
Naupactus spp. |
Scalping prior to planting to reduce larvae populations. |
| 4824049 |
whitefringed beetles |
Naupactus spp. |
Scalped plot (left), non-scalped check plot (right) in Whitefinged beetle larvae control study. In third growing season. See images 4824045-46 |
| 4824050 |
whitefringed beetles |
Naupactus spp. |
Scalped plot (left), non-scalped check plot (right)in Whitefinged beetle larvae control study. In third growing season. |
| 4823030 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
severe infection |
| 4825030 |
Leptographium root disease |
Leptographium procerum |
Resin-soaking/staining root. Associated with insect injury |
| 4823044 |
southern cone rust |
Cronartium strobilinum |
Infected first-year conelets swell rapidly by April and are often three to four times larger than disease-free cones. Infected conelet - left, normal conelet - right. |
| 4823045 |
southern cone rust |
Cronartium strobilinum |
Infected first-year conelets swell rapidly by April and are often three to four times larger than disease-free cones. Note bright yellow aeciospores forming on the large infected cone on the right. |
| 4824071 |
heat |
|
Groundline heat lesions on young seedlings occur from high groundline temperatures. Damaging groundline temperature is related to ambient air temperature, groundline insolation, soil moisture, and the color of the soil surface. |
| 4824029 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
Seedlings infected with a binucleate Rhizoctonia-like fungus. (Right to left) Asymptomatic, uninfected; early necrosis of needle bases and slight discoloration of terminal bud tissues; advanced necrosis of needle bases with developing bud necrosis; complete necrosis of terminal bud. |
| 4824073 |
heat |
|
Groundline heat lesion on a young seedling resulting from high groundline temperatures. Damaging groundline temperature is related to ambient air temperature, groundline insolation, soil moisture, and the color of the soil surface. |
| 4824033 |
pitch canker |
Fusarium subglutinans |
Infected seedlings: (Right to left) basal swelling at root collar; clump of resin-soaked soil on root collar; resin-soaked root/stem lesion. |
| 4824079 |
pitch canker |
Fusarium subglutinans |
Terminal wilting and dicoloration of infected seedlings. |
| 4824081 |
pitch canker |
Fusarium subglutinans |
Resinosus of root/stem tissues of infected seedling. |
| 4824089 |
pine tip blight |
|
Tip Blight caused by a variety of fungi: Fusarium spp., Lasiodiplodia (Diplodia) spp., Macrophomina phaseolina. Occurs when shoot tips are succlent and rapidly growing. "Blighted" seedlings often recover. |
| 4824015 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Healthy seedling (right) & seedling infected with C. floridanum (left). |
| 4824016 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
A binucleate Rhizoctonia solani-like fungus. Similar to R. solani but with binucleate hyphal cells. Initial symptoms appear as water-soaking and chlorosis of needle bases. |
| 4824017 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Orange calinectria of C. floridanum |
| 4824078 |
pitch canker |
Fusarium subglutinans |
Symptomatic wilting of terminal of an infected seedling. |
| 4824091 |
pine tip blight |
|
Tip Blight caused by a variety of fungi: Fusarium spp., Lasiodiplodia (Diplodia) spp., Macrophomina phaseolina. Occurs when shoot tips are succlent and rapidly growing. "Blighted" seedlings often recover. |
| 4824011 |
nursery operations |
|
Container production in Florida, USA |
| 4824012 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Damaged seedlings infected with C. floridanum. Lack of aeration as foliage mats (or lays down) down causes disease to spread across tray. |
| 4824013 |
Cylindrocladium root diseases |
Cylindrocladium spp. |
Damaged seedlings infected with C. floridanum. Lack of aeration as foliage mats (or lays down) down causes disease to spread across tray. |
| 4824021 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Infection center in bed. |
| 4824051 |
whitefringed beetles |
Naupactus spp. |
Female. Larvae feed on seedling roots. |
| 4824069 |
brown spot needle blight of pine |
Mycosphaerella dearnessii |
Initial infection spot developing in nursery bed. |
| 4824053 |
charcoal rot |
Macrophomina phaseolina |
Infected seedlings in nursery bed. |
| 4824054 |
charcoal rot |
Macrophomina phaseolina |
Wilting and reddening foliage of infected seedlings. |
| 4824055 |
charcoal rot |
Macrophomina phaseolina |
Off-colered foliage of infected seedling. |
| 4824056 |
charcoal rot |
Macrophomina phaseolina |
Subcortical microsclerotia on outer surface of xylem tissue beneather bark. |
| 4824060 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
A Rhizoctonia solani-like binucleate fungus. Seedling mortality in infection center. |
| 4824061 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
A Rhizoctonia solani-like binucleate fungus. Seedling mortality in infection center. |
| 4824062 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Wilted and discolored infected seedlings. |
| 4824063 |
seedling blight of longleaf pine |
Ceratobasidium spp. |
Seedlings infected with a binucleate Rhizoctonia-like fungus. (Right to left) Asymptomatic, uninfected; early necrosis of needle bases and slight discoloration of terminal bud tissues; advanced necrosis of needle bases with developing bud necrosis; complete necrosis of terminal bud. |
| 4824064 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Loss of lower foliage on infected seedlings. |
| 4824065 |
Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani |
Foliage discoloration and loss on infected seedling. |
| 4824066 |
fusiform rust |
Cronartium quercuum f.sp. fusiforme |
Galls at seedling root-collar. |
| 4824067 |
Phomopsis blight |
Phomopsis juniperivora |
Infected seedlings in nursery bed. |
| 4824068 |
Phomopsis blight |
Phomopsis juniperivora |
Discolored foliage of infected seedlings. |
| 4824092 |
southern blight |
Sclerotium rolfsii |
Infected seedlings. |
| 4824093 |
southern blight |
Sclerotium rolfsii |
Infected seedlings. |
| 0949006 |
black turpentine beetle |
Dendroctonus terebrans |
pitch tubes |
| 0949007 |
black turpentine beetle |
Dendroctonus terebrans |
pitch tubes |
| 0949002 |
black turpentine beetle |
Dendroctonus terebrans |
lateral view |
| 0949016 |
southern pine sawyer |
Monochamus titillator |
female egg-laying niche |
| 0949017 |
sixspined ips |
Ips calligraphus |
|
| 0949018 |
sixspined ips |
Ips calligraphus |
|
| 0949010 |
pales weevil |
Hylobius pales |
|
| 0949011 |
pitch-eating weevil |
Pachylobius picivorus |
|
