Plant Diseases

Order of the National Green Tribunal regarding pollution of Godavari river, Telangana, 29/05/2025

Order of the National Green Tribunal in the matter of News Item titled "Telangana: Deepening pollution crisis in Godawari threatens lives livelihoods appearing in the Telangana Today dated 13.05.2025" dated 29/05/2025. The application was registered suo-motu on the basis of the news item titled Telangana: Deepening pollution crisis in Godawari …

Ash dieback: number of affected counties doubles

The number of English counties suffering outbreaks of ash dieback disease in the wild has more than doubled, the government said on Wednesday. As tree growers and plant health experts from 80 organisations met at a summit convened by the environment secretary, Owen Paterson, the Department for Environment, Food and …

Most UK ash trees will be diseased within 10 years, ministers told

Dieback disease may spread 20 miles a year, crisis meeting hears as calls grow for quarantines, bans and plant passports Ash dieback disease will spread across the UK by around 20 miles a year, infecting most of the country's 90m ash trees within a decade, the government was told Friday …

Ash dieback: Government Cobra meeting to tackle disease

The government's emergency committee Cobra is meeting to discuss the fungal threat to the nation's ash trees. The ash dieback fungal infection, which has killed some 90% of the species in Denmark, has been found in East Anglia. Ministers have said 100,000 trees have already been destroyed to try to …

UK forests 'under unprecedented threat from disease'

The EU plant health regime is no longer fit for purpose in preventing fatal plant diseases, says the Forestry Commission The UK's forests are under "unprecedented threat" from foreign pests and diseases, according to the government department responsible for the protection of forests and woodlands. The ash dieback fungus found …

Ash dieback' fungus Chalara fraxinea in UK countryside

A disease that has the potential to devastate the UK's ash tree population has been recorded for the first time in the UK's natural environment. Chalara dieback, caused by a fungus called Chalara fraxinea, was confirmed at two sites in East Anglia. Until now, the disease had only been recorded …

Plant parasitic nematodes associated with Bt cotton

The present study on the plant nematodes associated with Bt cotton crop growth in northern Karnataka, India covered several aspects like a nematode random survey in Bt cotton-growing areas of the state, nematode community analysis, pathogenicity and biology of a dominant nematode and reaction of Bt cotton cultivars and hybrids …

Woodland Trust predicts deadly fungus could kill a third of Britain's trees

Imagine the British landscape with a third fewer trees. That is the chilling prediction being made this week by the Woodland Trust. A fungus that has already killed 90% of ash trees in Denmark over the past seven years has now been detected in a handful of locations – none …

Elevated CO2 reduces the resistance and tolerance of tomato plants to Helicoverpa armigera by suppressing the JA signaling pathway

Both resistance and tolerance, which are two strategies that plants use to limit biotic stress, are affected by the abiotic environment including atmospheric CO2 levels. We tested the hypothesis that elevated CO2 would reduce resistance (i.e., the ability to prevent damage) but enhance tolerance (i.e., the ability to regrow and …

Tropical fruit tree species and climate change

Tropical fruits – full of rich nutrients and health properties – are adapted to hot and humid environments. Many tropical fruit species might spread beyond their current geographical limit whereas some species might exhibit irregular bearing of fruit. In this context, there are some important questions that need answers: What …

Breeding institute develops transgenic sugarcane

The Sugarcane Breeding Institute has developed transgenic sugarcane incorporating gene constructs, said its Director, Dr N. Vijayan Nair. Speaking to reporters on the sidelines of Sugarcane Breeding Institute-Indian Sugar Industry: National Interactive Workshop, Dr Nair said that it would take several years before the transgenic cane is released and commercialised. …

Plant biodiversity conservation and role of botanists

It is a well-known fact, that worldwide thousands of plant species are endangered and facing extinction with the current trend of their exploitation and destruction. In recent years, there is a growing awareness concerning the impact of temperature rise, industrialization, desertification and shift in the growing seasons of plants, loss …

Invasive Fungus Damages Californian Avocado

A newly found fungal disease has been linked to a steady decline of landscape and avocado trees in suburban Southern California neighborhoods, says a newly released University of California-Riverside study. Besides a decline of avocado trees in the Los Angeles area, researchers from the Plant Pathology department at University of …

Tree disease threatens $2 billion California citrus industry

California orange and lemon growers are bracing for a deadly bacterial disease that could ravage the state's $2 billion citrus industry after the first infected tree in the state was identified in a suburban Los Angeles yard. The tree ailment, called Huanglongbing, citrus greening or yellow dragon disease, is usually …

Neem, the wonder tree, under attack: a new major pest

Azadirachta indica A. Juss. (Meliaceae), popularly known as neem, is a wellrecognized tree. Despite its insecticidal properties, neem in the Indian subcontinent is known to be infested by insect pests. In November 2009, mature neem trees in the village of Bhauli, Bakshi ka Talab, Lucknow, started defoliating and soon consumed …

Scientists Clone the Survivors of Dutch Elm Disease

Dutch elm disease is a terrible affliction that destroyed elm trees throughout North America and Europe. It is a fungal infection that is spread by the elm bark beetle. It is believed to originate from feline feces in Asia. Unequipped to handle the invading pathogen, the disease devastated massive populations …

Icrisat project to study impact of climate change on diseases, insect pests

The International Crops Research Institute for the Semi-Arid Tropics (Icrisat) and the Department of Science and Technology (DST) recently launched a plant protection project to carry out a research on diseases and insect pests that cause huge crop loss. Diseases and insect pests cause a crop loss of over $8.48 …

Two deadly sugar cane diseases raise their heads

Two dangerous diseases, named sugarcane white leaf (SCWL) and sugarcane grassy shoot (SCGS), were posing a threat to cane cultivation, according to the Sugar Cane Research Institute (SCRI). SCRI Chairman, S. K. C. Suduwella said that incidents of Grassy shoot disease had been found on some sugarcane cultivations in Sri …

Campaign against use of pesticides in cardamom estates

The Cardamom Research Station at Pampadumpara is taking measures to reduce the use of chemical pesticides in cardamom plantations and promote eco-friendly methods with a view to protecting the soil. Scientists have noticed that unscientific spraying of pesticides had resulted in low production and high level of plants decay, said …

Virus attack worries tomato growers in Jamalpur

Tomato farmers on vast char (newly emerged landmass) areas of Nurundi and Tulshirchar unions under Jamalpur Sadar upazila are worried as a large portion of the plants are shrinking and dying due to attack by virus and bacterial wild. A large number of farmers have cultivated tomato at Kachundhora, Chhaitentola …

Global Warming Will Make Chocolate a Luxury Item

The latest victim of climate change could well be something we all take for granted. It is delicious, ubiquitous, and most people cannot think of dessert without it. The International Center for Tropical Agriculture (CIAT) recently released a report that states that chocolate will soon become a luxury item that …

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