Update: New Pest & Disease Records (20 Feb 13)
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 Ralstonia solanacearum causing tomato bacterial wilt in Mexico, occurrences of a new fruit rot of peach caused by Hyphodermella rosae in northern Iran and the first…
Spot The Difference: Decoy Beetles Created To Manage The Invasive Emerald Ash Borer
The emerald ash borer (Agrilus planipennis) is a beetle native to Asia which was first identified near Detroit, Michigan and Ontario in 2002. It is now a serious invasive pest of North American ash trees in the genus Fraxinus. Emerald ash borer populations are spreading rapidly in the Midwest and Mid-Atlantic states of the USA,…
New Type of Invasive Whitefly Recorded In South Africa
A species of whitefly that transmits cassava mosaic virus has been detected in South Africa for the first time. The whitefly, Bemisia tabaci is a cryptic species complex containing some important agricultural pests and virus vectors. The term ‘cryptic species complex’ means that Bemisia tabaci is considered to be a complex of at least 24 different…
Parasitic Witchweed defeated in Kenya
Striga, a parasitic weed (also known as Witchweed,) has long been a problem in African nations; causing farmers to lose billions of dollars’ worth of crops annually. To make matters worse, the weed flourishes in conditions that characterise that of poor farming communities (small plots, mono-cropping, lack of oxen and natural manure and lack of…
Update: Plant Health News (13 Feb 13)
Here’s a taste of some of the latest stories about plant health, including a decrease in PSA cases in New Zealand, the worst corn and soybean pests this year and new mobile apps bringing decision-making tools to the field. Click on the link to read more of the latest plant health news!
What CABI Is Doing To Tackle Major Coffee Rust Outbreaks In Central America
Guatemala has declared a state of agricultural emergency after coffee rust fungus has affected approximately 193,000ha of coffee, equating to 70% of the national crop. As a result of the outbreak, Guatemala is releasing $13.7m (£8.7m) in emergency aid to help farmers buy pesticides and to inform farmers on ways to manage the disease. Honduras…
Helping to Secure Crop Yields Globally with Land Drainage
by Tim Sissons of William Morfoot land drainage, experts based in the East of England. Along with a combination of other factors, agriculture, and therefore food production depend on the proper management of water to enable crops to develop properly and yields to be healthy. Globally, ecosystems and environments vary greatly and even the most…
Banana bacterial wilt leaves thousands hungry in Tanzania
According to IPP Media, over 8,000 people in 15 villages in Kagera region of Tanzania are in dire need of food relief following an outbreak of banana bacterial disease that has destroyed 90% of the banana crop. Bananas are the staple food for people in the region. Adam Malima, Deputy Minister for Agriculture, Food and…
Genetic Engineering in Barbados
The Sorrel plant (left) was one of those found by the trainees during the recent training in Module 1 of how to be a plant doctor. The plant doctor training uses live plant material as well we photographs to lead the trainees through the process of field diagnosis. The large and hard beige lump…
Update: New Pest & Disease Records (06 Feb 13)
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 identification and characterisation of Citrus yellow vein clearing virus, the spread dynamics and agricultural impact of Sorghum halepense and the first report of black scurf on carrot caused by binucleate Rhizoctonia AG-U.