Update: New Pest & Disease Records (25 May 16)

Scarlet eggplants have been found in Brazil infected with Tomato Chlorosis Virus © Shihmei Barger (CC BY-NC-ND)
Scarlet eggplants have been found in Brazil infected with Tomato Chlorosis Virus © Shihmei Barger (CC BY-NC-ND)

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include the first report of Tomato chlorosis virus infecting eggplant and scarlet eggplant in Brazil, the natural infection of cashew by Xanthomonas citri pv. mangiferaeindicae in Burkina Faso and the first record of Platygaster luteipes from leaf galls on black pepper along with first report of the species from India.

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Update: New Pest & Disease Records (11 May 16)

ringspot
Symptoms of tomato ringspot virus © Gerald Holmes, California Polytechnic State University at San Luis Obispo, Bugwood.org

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include the genetic divergence of tomato ringspot virus, species of the Colletotrichum acutatum complex associated with anthracnose diseases of fruit in Brazil and the first report of Teratosphaeria gauchensis causing stem canker of Eucalyptus in Kenya.

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Update: New Pest & Disease Records (27 Apr 16)

Algal leaf spot has been found on avocado leaves in Brazil © Scot Nelson (CC BY)
Algal leaf spot has been found on avocado in Brazil © Scot Nelson

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include the first report of Zucchini yellow mosaic virus on Cucurbita moschata in India, the identification of Wasabi mottle virus infecting wasabi in Taiwan and the occurrence of algal leaf spot on avocado in Goiás State, Brazil.

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Update: New Pest & Disease Records (13 Apr 16)

Bacterial leaf blight
Bacterial leaf blight of rice has been seen in Benin (IRRI, CC BY-NC-SA)

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include the first molecular evidence of Citrus yellow vein clearing virus from citrus in Punjab, Pakistan, Pseudopestalotiopsis ignota and P. camelliae spp. nov. associated with grey blight disease of tea in China,  and the first report of bacterial leaf blight of rice caused by Xanthomonas oryzae pv. oryzae in Benin.

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Update: New Pest & Disease Records (23 Mar 16)

A new species of leafhopper resting on a leaf of spotted bamboo (Xiangsheng Chen, CC BY)
A new species of leafhopper resting on a leaf of spotted bamboo (Xiangsheng Chen, CC BY)

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include a new bamboo-feeding leafhopper genus from China, with description of one new species, the first report of Brachyplatys vahlii, an introduced bug from Asia, in the Western Hemisphere and new Bruchidius species reared from Vachellia seeds from Eastern and Southern Africa.

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How Gummy Stem Blight affects Christophene production in Trinidad

Contributed by Aldo Hanel and Naitram Ramnanan, CABI.

GOPR2835
The Northern Range region in Trinidad and Tobago is not only home to the most pristine and untouched areas of the country but it also provides the best agroecological environment for christophene (chayote) production in the country. Follow up from a sample brought to a plant clinic in 2015 revealed that the disease known as Gummy Stem Blight, caused by the fungus Didymella bryoniae, was pervasive in christophene farms in the Northern Range. Government reports show that since the outbreak of this disease, christophene production has dropped significantly.

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Update: New Pest & Disease Records (24 Feb 16)

Spilocaea pyracanthae has been found affecting loquat in Pakistan © Zeetz Jones (CC BY-NC-ND)
Spilocaea pyracanthae has been found affecting loquat in Pakistan © Zeetz Jones (CC BY-NC-ND)

We’ve selected a few of the latest new geographic, host and species records for plant pests and diseases from CAB Abstracts. Records this fortnight include occurrence of the tobacco cyst nematode subspecies Globodera tabacum subsp. virginiae in France, Spilocaea pyracanthae causing leaf scab on loquat in Pakistan and the first report of Alternaria sp. PMK1 causing leaf spot disease on parthenium weed.

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