As children across the country savor the last of this year's Halloween candy, a deadly and untreatable fungus, Moniliophthora perniciosa, is hexing chocolate tree, Theobroma cacao, plantations in many ...

Fungi found in the leaves and trunks of wild Peruvian cacao trees offer the potential for biological control of cacao diseases such as witches' broom disease, according to U.S. Department of ...

Cassava witches’ broom disease is quickly spreading across Northeastern South America, threatening a critical food staple for millions of people in Brazil and the continent Around the same time, ...

VietNamNet Bridge – Witches' broom disease is blighting longan crops around the Cuu Long (Mekong) Delta, causing disastrous losses to farmers. VietNamNet Bridge – Witches' broom disease is blighting ...

In the 1990s, the cacao farmers of Brazil fell into a collective depression. Some hanged themselves, others dosed themselves with rat poison, still others walked around crying and saying they didn't ...

Witches' broom formations are seen in this Virginia pine. The effect of witches' broom is caused by stress in trees. (Submitted photo/Curtis Young) On my cranky days some might say it’s my mode of ...

We often see witches’ brooms in winter when looking into the tree canopy of an otherwise barren landscape. There is an abnormal cluster of growth, with shortened stems and needles, maybe in the shape ...

Cacao (Theobroma cacao L.), is a perennial crop cultivated mainly in small farms in the tropics, particularly Africa, Asia, and Latin America. It is estimated that 5 to 6 million farmers are involved ...

The term “witch’s broom” probably conjures up images of Harry Potter playing quidditch or the Wicked Witch of the West berating Dorothy in “The Wizard of Oz.” But in the plant world, it’s something ...

In the early 1900s, Brazil was the world's largest producer of cocoa. Chocolate trees (Theobroma cacao) were cultivated in a 800, 000 ha region of rainforest in the state of Bahia, beneath a dense ...