Alternaria brassicola
black spot of cabbage
Alternaria brassicae f. microspore, Alternaria brassicae var. minor, Alternaria circinans, Alternaria oleracea, Helminthosporium brassicae, Helminthosporium brassicicola, Macrosporium cheiranthi var. circinans, Macrosporium circinans, Macrosporium commune var. circinans, Polydesmus exitiosus f. alternarioides, Polydesmus exitiosus f. luxuriosum, Sporidesmium exitiosum f. alternarioides, Sporidesmium exitiosum f. luxuriosum, Sporidesmium septorioides
Worldwide
Widespread
2024-11-09
fungus
Mexico
Many crucifers. Main: brassica sp., melon, common bean, radish, tomato, faba bean; Other: lettuce, kohlrabi
ALTEBI
Alternaria brassicicola is distributed around the world, especially on oleiferous brassicas. It is dispersed widely through seed and by the wind during crop harvest. (CABI)
5 Known Hosts
Brassica juncea
mustard
Yes
ALTEBI-2, ALTEBI-3, CABICPC
Seed as a pathway is well documented and accepted
Yes
Blotter, Seed wash, Culture plating, Agar plating, PCR
ISTA describes both blotter and culture plating as standard methods
Blotter or culture plating (ISTA)
ALTEBI-4, ALTEBI-5, ISTA
Chemical, Cultural
IPM programs, including crop rotation and sanitation. Seed treatments and disinfections are effective.
CABICPC
Humpherson-Jones FM, Maude RB, 1982. Studies on the epidemiology of Alternaria brassicicola in Brassica oleracea seed production crops. Annals of Applied Biology, 100:61-71
Humpherson-Jones FM, Hocart MJ, Ainsworth LF, 1983. Alternaria disease of brassica seed crops. 33rd Annual Report for 1982, National Vegetable Research Station Wellesbourne, Warwick UK, 63-64
Bassey and Gabrielson, 1983. Factors affecting accuracy of 2,4-D assays of crucifer seed for Alternaria brassicicola and relation of assays to seedling disease potential. Seed Sci. and Technol. 11:411-420
Wu WS, Chen TW, 1999. Development of a new semiselective medium for detecting Alternaria brassicicola in cruciferous weeds. Seed Science and Technology, 27:397-409
International Rules for Seed Testing. International Seed Testing Association; www.seedtest.org
Brassica napus
rapeseed
Yes
ALTEBI-2, ALTEBI-3, CABICPC
Seed as a pathway is well documented and accepted.
Yes
Blotter, Seed wash, Culture plating, Agar plating, PCR
ISTA describes both blotter and culture plating as standard methods
Blotter or culture plating (ISTA)
ALTEBI-4, ALTEBI-5, ISTA
Chemical, Cultural
IPM programs, including crop rotation and sanitation. Seed treatments and disinfections are effective.
CABICPC
Humpherson-Jones FM, Maude RB, 1982. Studies on the epidemiology of Alternaria brassicicola in Brassica oleracea seed production crops. Annals of Applied Biology, 100:61-71
Humpherson-Jones FM, Hocart MJ, Ainsworth LF, 1983. Alternaria disease of brassica seed crops. 33rd Annual Report for 1982, National Vegetable Research Station Wellesbourne, Warwick UK, 63-64
Bassey and Gabrielson, 1983. Factors affecting accuracy of 2,4-D assays of crucifer seed for Alternaria brassicicola and relation of assays to seedling disease potential. Seed Sci. and Technol. 11:411-420
Wu WS, Chen TW, 1999. Development of a new semiselective medium for detecting Alternaria brassicicola in cruciferous weeds. Seed Science and Technology, 27:397-409
International Rules for Seed Testing. International Seed Testing Association; www.seedtest.org
Brassica oleracea vars.
broccoli, cabbage, cauliflower, brussel sprouts
Yes
ALTEBI-2, ALTEBI-3, CABICPC, ISFRPLD
Seed as a pathway is well documented and accepted
Yes
Blotter, Seed wash, Culture plating, Agar plating, PCR
ISTA describes both blotter and culture plating as standard methods
Blotter or culture plating (ISTA)
ALTEBI-4, ALTEBI-5, ISTA
Chemical, Cultural
IPM programs, including crop rotation and sanitation. Seed treatments and disinfections are effective.
ISFRPLD
Humpherson-Jones FM, Maude RB, 1982. Studies on the epidemiology of Alternaria brassicicola in Brassica oleracea seed production crops. Annals of Applied Biology, 100:61-71
Humpherson-Jones FM, Hocart MJ, Ainsworth LF, 1983. Alternaria disease of brassica seed crops. 33rd Annual Report for 1982, National Vegetable Research Station Wellesbourne, Warwick UK, 63-64
Bassey and Gabrielson, 1983. Factors affecting accuracy of 2,4-D assays of crucifer seed for Alternaria brassicicola and relation of assays to seedling disease potential. Seed Sci. and Technol. 11:411-420
Wu WS, Chen TW, 1999. Development of a new semiselective medium for detecting Alternaria brassicicola in cruciferous weeds. Seed Science and Technology, 27:397-409
International Rules for Seed Testing. International Seed Testing Association; www.seedtest.org
Brassica rapa
chinese cabbage, turnip
Yes
ALTEBI-2, ALTEBI-3, CABICPC
Seed as a pathway is well documented and accepted
Yes
Blotter, Seed wash, Culture plating, Agar plating, PCR
ISTA describes both blotter and culture plating as standard methods
Blotter or culture plating (ISTA)
ALTEBI-4, ALTEBI-5, ISTA
chemical, Cultural
IPM programs, including crop rotation and sanitation. Seed treatments and disinfections are effective.
CABICPC
Humpherson-Jones FM, Maude RB, 1982. Studies on the epidemiology of Alternaria brassicicola in Brassica oleracea seed production crops. Annals of Applied Biology, 100:61-71
Humpherson-Jones FM, Hocart MJ, Ainsworth LF, 1983. Alternaria disease of brassica seed crops. 33rd Annual Report for 1982, National Vegetable Research Station Wellesbourne, Warwick UK, 63-64
Bassey and Gabrielson, 1983. Factors affecting accuracy of 2,4-D assays of crucifer seed for Alternaria brassicicola and relation of assays to seedling disease potential. Seed Sci. and Technol. 11:411-420
Wu WS, Chen TW, 1999. Development of a new semiselective medium for detecting Alternaria brassicicola in cruciferous weeds. Seed Science and Technology, 27:397-409
International Rules for Seed Testing. International Seed Testing Association; www.seedtest.org
Cucumis sativus
cucumber
Not a host
No references found indicating cucumber is a host of Alternaria brassicola. It primarily infects brassica crops.
2025-09-04 13:36:11
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