Cultures of Trichoderma endophytes of cacao have been known and used in control of diseases such as Phytophthora pod rot
(Hanada et al., 2009; Hakkar et al., 2014), witches broom (Samuels et al., 2000), frosty pod rot
(Holmes et al., 2004), and vascular streak dieback (Rosmana et al., 2015; Rosmana et al., 2016).
Phosphonate applied by trunk injection controls stem canker and decreases Phytophthora pod rot
(black pod) incidence in cocoa in Sulawesi.
This fungus causes "frosty pod rot
," a disease that can destroy as much as 90 percent of the beans from which cocoa, cocoa butter, and ultimately chocolate are made.
Cocoa farmers also have to cope with plant diseases, like frosty pod rot
, and insects that destroy plants.
Witches broom in Brazil, Black Pod rot
in West Africa and Vascular-streak dieback in South-East Asia -- these diseases in the past have wiped out an entire country's produce!
Black pod disease (pod rot
) is a major problem to cocoa production in Nigeria.
Cocoa trees, which bear fruit only in the tropics, take years to mature, and are vulnerable to diseases such as Witches Broom and Frosty Pod Rot
, which caused up to $750 million in damage last year.
The causal agents of witches' broom and frosty pod rot
of cacao (chocolate, Theobroma cacao) form a new lineage of Marasmiaceae.
Their research has shown that a new endophyte found in Ecuador is effective at running off the frosty pod rot
11:15 RESISTANCE OF ENTRIES IN THE MISSISSIPPI SOYBEAN VARIETY TRIALS TO PURPLE POD ROT
CAUSED BY CERCOSPORA KIKUCHII