''Didymella rabiei'',
commonly called chickpea ascochyta blight fungus, is a
fungal plant pathogen
Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomy ...
of
chickpea
The chickpea or chick pea (''Cicer arietinum'') is an annual legume of the family Fabaceae, subfamily Faboideae. Its different types are variously known as gram" or Bengal gram, garbanzo or garbanzo bean, or Egyptian pea. Chickpea seeds are high ...
. ''Didymella rabiei'' is the
teleomorph
In mycology, the terms teleomorph, anamorph, and holomorph apply to portions of the life cycles of fungi in the phyla Ascomycota and Basidiomycota:
*Teleomorph: the sexual reproductive stage (morph), typically a fruiting body.
*Anamorph: an ase ...
of ''Ascochyta rabiei'', which is the
anamorph
In mycology, the terms teleomorph, anamorph, and holomorph apply to portions of the life cycles of fungi in the phyla Ascomycota and Basidiomycota:
*Teleomorph: the sexual reproductive stage (morph), typically a fruiting body.
*Anamorph: an ase ...
, but both names are the same species.
Names
The
specific epithet
In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
''rabiei'' refers to or 'rabies of chickpea', a name for the disease.
The disease is also referred to as ascochyta blight but there are other fungal species that cause diseases in other
pulse
In medicine, a pulse represents the tactile arterial palpation of the cardiac cycle (heartbeat) by trained fingertips. The pulse may be palpated in any place that allows an artery to be compressed near the surface of the body, such as at the nec ...
species that also go by that term. It also goes by the name blight of chickpea.
In
French it is called (
lit. 'chickpea
anthracnose
A plant canker is a small area of dead tissue, which grows slowly, often over years. Some cankers are of only minor consequence, but others are ultimately lethal and therefore can have major economic implications for agriculture and horticultur ...
') or ('chickpea ascochyta').
In
German
German(s) may refer to:
* Germany (of or related to)
**Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ger ...
it is referred to as (anthracnose: chickpea').
It is called ('garbanzo ascochyta') or ('rabies of garbanzo') in
Spanish
Spanish might refer to:
* Items from or related to Spain:
**Spaniards are a nation and ethnic group indigenous to Spain
**Spanish language, spoken in Spain and many Latin American countries
**Spanish cuisine
Other places
* Spanish, Ontario, Cana ...
.
Signs and symptoms
Once ascochyta blight has infected a healthy chickpea plant, it will start to develop lesions on all aerial plant parts. If a seed pod becomes infected, it may initially be asymptomatic, but will eventually develop dark lesions on the surface of the seed coats.
Description
''D. rabiei'' has a spherical punctiform and membranous