late blight
Phytophthora infestans (Mont.) de Bary

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    Florida Division of Plant Industry Archive (44)
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Image Descriptor Description
5484090 Symptoms Late blight symptom, leaf spot, view of upper and lower leaf surfaces.
5484091 Symptoms late blight symptom on green fruit surface
5484092 Symptoms Late blight internal symptom in green fruit
5492321 Symptoms Cut surface exposing internal symptoms of tuber infected with Phytophthora infestans
1573845 Symptoms close up of diseased leaves. September 1997
1568026 Symptoms stem lesions
1573036 Field Late blight affected areas of a potato field after treatment with herbicide to stop the spread of the disease. May 1997
5479898 Symptoms leaf spots
5479849 Sign Sporangiophores on leaf tissue
5479853 Asexual Spore Sporangia and sporangiophore
5479865 Asexual Spore Sporangia
5479929 Symptoms stem cankers
5479930 Symptoms stem cankers
5479932 Symptoms Lesions on fruit--note white sporulation of Phytophthora infestans
5479900 Sign fruit lesion with white sporulation
1568027 Symptoms
1568028 Symptoms
1568022 Symptoms
1568023 Symptoms
1568024 Symptoms
1568031 Symptoms
1568033 Symptoms
5257093 Feature(s)
5470381 Symptoms Large leaf spots often with a light green border are typical for late blight.
5457957 Sign Sporangia of Phytophthora infestans.
5457968 Sign Sporangia of Phytophthora infestans.
5402940 Research Fungicide trial on potatoes with late blight. Dithane D-14 plus zinc sulfate applied at 3.2 qts./a. every 7 days from July 12 to September 6, 1954.
1571333 Fruiting Bodies Light micrograph of Phytophthora infestans from potato leaf.  Small, dark, football-shaped bodies are sporangia. June 1995
1571334 Fruiting Bodies Light micrograph of Phytophthora infestans from potato leaf.  Small, dark, football-shaped bodies are sporangia. June 1995
5402937 Symptoms
5402938 Symptoms 1950
5426939 Symptoms Darkened stem near tomato fruit
5426940 Symptoms Field view of late blight damages
5426938 Symptoms Mycelia produced on tomato fruit
5402928 Symptoms
1571043 Symptoms
1571045 Symptoms
1571046 Symptoms Leaf underside
1571047 Symptoms
1571048 Symptoms
1571049 Symptoms
1571050 Infestation
1571052 Symptoms
5402925 Symptoms on leaflets
5402926 Symptoms leaf lesions
5402927 Symptoms
5393418 Symptoms Brownish on leaf and stem, with hyphae and sporangia produced at the edge of spot on leaf
5333045 Symptoms
5333046 Symptoms
5333060 Symptoms
5333061 Symptoms Symptoms and signs
5362524 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Kersey in 1997.
5362520 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5362522 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5362521 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5362511 Symptoms Late blight (Phytophthora infestans) infection of  a potato leaflet on a field at Platteville in 1997.
5362523 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Kersey in 1997.
5362519 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362517 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362518 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362516 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362514 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362515 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362513 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362512 Symptoms Late blight (Phytophthora infestans) infection of  a potato leaflet on a field at Platteville in 1997.
5362509 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362510 Symptoms Late blight (Phytophthora infestans) infection of  a potato plant on a field at Platteville in 1997.
5362508 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5362506 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5362507 Symptoms Late blight (Phytophthora infestans) infection of  a potato field at Platteville in 1997.
5356839 Field Field plots in Bolivia testing potato varieties for resistance to late blight (Phytophthora infestans) in 1978.
5356838 Symptoms Potato leaf showing signs of infection with late blight (Phytophthora infestans).
5356795 Sign Potato foliage showing signs of infection with late blight (Phytophthora infestans).
5365780 Sign Late blight (Phytophthora infestans) on potato tubers only 10 days after infection.
5362905 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362903 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362904 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362901 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362902 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362899 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362900 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362898 Symptoms A potato leaflet showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362897 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362896 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans on a potato field at Peckham.
5362894 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362895 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362893 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362892 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362890 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362891 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362889 Symptoms A potato plant showing late blight infection caused by Phytophthora infestans.
5362887 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5362888 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5362886 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5362884 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5362885 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5362883 Symptoms A potato field showing late blight infection caused by Phytophthora infestans.
5257059 Symptoms
5257079 Sexual Spore oospore germination
5257080 Testing disinfesting tubers
5257081 Testing
5257082 Testing
5257083 Testing
5257084 Testing
5257086 Testing
5257074 Testing
5257075 Testing
5257090 Testing surface disinfecting foliage
5257091 Symptoms atypical leaf symptoms
5257092 Asexual Spore zoospores released from sporangium
5257094 Symptoms atypical leaf symptoms atypical
5257076 Asexual Spore zoospores released from sporangium
5257077 Research
5257078 Asexual Spore zoospores released from sporangium; indirect germination
5257087 Symptoms
5257089 Symptoms atypical leaf symptoms
5257039 Symptoms
5257040 Symptoms
5257041 Symptoms
5257042 Symptoms
5257043 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/tomato & potato strain after 7 days
5257044 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/zoozpores & sporangia after 4 days
5257045 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/tomato & potato strain after 7 days
5257046 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/tomato & potato strain after 7 days
5257047 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/zoozpores & sporangia after 4 days
5257048 Symptoms Phytopthora infestans Lycopersicon esculentum inoc w/zoozpores & sporangia after 4 days
5257049 Symptoms Phytopthora infestans Lycopersicon esculentum 7 days after inoc.
5257055 Symptoms
5257056 Symptoms
5257057 Symptoms
5257058 Symptoms Phytopthora infestans Lycopersicon esculentum 5 days after inoc.
5257064 Symptoms
5257068 Symptoms
5257073 Sexual Spore oospore
5257069 Symptoms
5257070 Symptoms
5257071 Symptoms
5257072 Symptoms
5257095 Symptoms
5257096 Symptoms

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