Alternariabrassicicola is well known to cause black spot disease
on most of the cultivated Brassica species including mustard, cabbage and canola etc.
Chilean supplies have found way to Europe with South African organic lemon growers struggling with black spot disease
Fecundity was not affected by factors such as sampling season, location, loss of chelae, or black spot disease
The most powerful European agricultural trade union, COPA-COGECA, has called on the European Union to immediately ban citrus fruits from South Africa to the European market because of the black spot disease
that affects particularly lemons.
Black spot disease
occurs after penetration of the parasite through the fish skin, which then becomes an encysted metacercariae (Lane and Morris, 2000).
htm Meanwhile, EFSA scientists have rejected requests by the South African government to lift European Union import restrictions on South African citrus fruit over infestations of Guignardia citricarpa Kiely, a fungus that causes citrus black spot disease
Incidence of black spot disease
in fishes in Cedar Fork Creek, Ohio.
He discovered phytoalexins, compounds produced by plants upon infection that resist the infecting organism, in his studies of black spot disease
on canola and coffee trees.
A second possibility is a small black spot disease
called Phyllostica minima.
Chalus is not susceptible to black spot disease
[caused by Mycosphaerella pinoides (Berk.
WHEN pruning roses, remember to look out for tiny purple-black spots on the stems, which may be overwintering black spot disease