This fungus is a extremity of the ascomycote family and affects many type of plant life . The name “ ascochyta blight ” refers specifically to a case that affects stems , peculiarly of asparagus , but is close enough in taxonomy to other asochyta types that it can also name to others that touch interchangeable plant .
Host Plants
Ascochyta blight can regard a act of hosts including various beans ( chickpea , chickpea , lentils , etc . ) , green goddess including Kentucky bluegrass and many grains , and radical industrial plant such as edible asparagus . It can also affect unfolding works such as lilac .
Symptoms
As with most blights , ascochyta manifests first as small spots on leave-taking or stem . These irregularly - mold blotches start out small and grow quickly , covering leaves , pod , stems , etc . They are sour brownish or pitch-dark in color and if left to their own devices , will infect the entire plant until it literally crumbles from putrefaction .
Life Cycle
The lifecycle of this fungus is like to most others . It most often infects plants by first having overrun the seeds or seedling that are then brought to the garden . The fungus does not begin spreading until the conditions is quite fond and then spreads very quickly and can overrun an intact garden in a matter of solar day . Other than seeds , it can broadcast through septic dirt , compost that has not been properly made , and some mulch .
It thrive in wet and soggy conditions when the ambient temperature quell affectionate and the condition damp .
How Ascochtya Impacts the Plant
It often pour down or severely stunt garden plants and can do so relatively quickly – within a couple of calendar week of its demonstration . It can be “ dormant ” during cooler temperatures and underground and its spores can survive for some time away from a host . It specially enjoys overhead and long - full term irrigation ( such as recollective periods of rain ) .
Plants that are infected will often not bear fruit or have only bare starts before succumbing to the fungus .
How to Prevent Plant Fungus
As with most fungus kingdom , bar is all about right irrigation , flora space ( for aeration ) , and care . rotary motion of crops can help and turn the soil or using only gamey - quality inputs will keep this from spreading . pathological plant should never be composted .
Treatment Options
Treatment can be done in a variety of ways , but must be done rapidly . nebuliser and powders to drink down the fungus are vernacular and work out well . Prevention is the best method acting , of class , but once it manifests , it should be deal with very quickly .
instinctive discussion include a few enzyme nebulizer and just letting the plant life go into a “ mini drouth ” with no water for several days . These have vary results .
Resources : http://www.extension.umn.edu / projects / yardandgarden / ygbriefs / p231peadiseases.htmlhttp://www.ext.colostate.edu / pubs / garden/02901.html
