witches' broom


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  • noun

Synonyms for witches' broom

an abnormal tufted growth of small branches on a tree or shrub caused by fungi or insects or other physiological disturbance

References in periodicals archive ?
5 metres (rather than 6 metres) so that they can be checked easily for signs of cocoa diseases such as witches' broom, which affects the tips of the branches.
We will begin the work by magically sweeping away the detritus of the worst administration in American history with our consecrated Witches' Brooms.
I first encountered the witches' broom on a big farm in Bahia, Brazil's chocolate state (see map, page 10).
Diseases such as witches' broom, (which leaves pods brown and dry) and black pod (a cousin of potato blight) thrive in the humid climate of the rainforest.
Fungal diseases -- black pod rot, frosty pod rot and witches' broom -- have caused severe yield losses to the cacao bean crop, which totaled almost 3 million tons in 1999.
Cocoa production has fallen across Latin America, in large part because of outbreaks of witches' broom, a fungus that destroys cocoa seeds in their pods.
A paper entitled "Detection and Molecular Characteristics of a New Strain and Isolates of Candidatus Phytoplasma aurantifolia" submitted by the researchers of the Ministry of Agriculture & Fisheries for publication in the "International Journal of Agriculture Science and Research (IJASR) has been awarded as the Best Research paper" for the year 2014 by the Publishers TJPRC in recognition of the research paper quality, originality and significance in modeling and technical flow in field of plant pathology in particular and agriculture in general towards controlling witches' broom disease in lime.
In recent years, the cocoa industry has been threatened by a trio of devastating fungal diseases--frosty pod, black pod, and witches' broom.
At the Cacao Diseases: Important Threats to Chocolate Production Worldwide symposium members of the American Phytopathological Society, Canadian Phytopathological Society, and the Mycological Society of America listened to experts warn of the grave threat to cocoa plants posed by three deadly diseases: black pod, frosty pod, and witches' broom.
Witches' broom disease is so-named because the growing parts of the cacao tree become swollen and branched, giving the appearance of a witch's broom.
The reason for the drop is that plantations have suffered an epidemic of attacks by the witches' broom mushroom, Crinipellis perniciosa.
They are developing a fungicide to counter the effects of the condition scientifically termed Crippenelis but known as witches' broom disease.
Supervisory Research Geneticist, USDA has announced the identification of gene markers, called quantitative trait loci (QTLs), for witches' broom (Crinipellis perniciosa) resistance.
Muscat: Researchers from the Ministry of Agriculture & Fisheries won an award instituted by Transstellar Journal Publications and Research Consultancy (TJPRC) for 2014 for a research paper they had submitted on Witches' Broom disease in lime.