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 …

Emerging Fungal Disease Kills Thousands Of Ohia Trees Native To Hawaii

An emerging tree fungus has killed hundreds of thousands of Hawaii's iconic and native ohia lehua trees. Researchers say these trees are critical not only to the island's water supply, but also to endangered native birds and cultural traditions like hula. After four years of drought, California's Sequoia and Kings …

Ash trees under threat if harmful borer beetle finds way to Britain

A tiny beetle could wipe out Britain’s ash trees much faster than the established ash dieback disease which is expected to eventually kill millions of the trees, according to the government’s leading authority on pests and pathogens threatening UK forests. “The emerald ash borer is moving uncontrolled through Russia. It …

Storm suspected of carrying new corn disease into U.S.

A tropical storm could have carried the corn disease tar spot into the heart of the U.S. farm belt for the first time, as winds and rain blew in from Latin America, researchers told Reuters. The U.S. Department of Agriculture has confirmed cases of tar spot in four locations in …

Maths helps prepare for new diseases

An invasive pathogen has affected thousands of hectares of olive plantations in Puglia, southern Italy Researchers have developed a way to help determine the level of surveillance required to detect the arrival of costly invasive diseases. The mathematical model offered "an initial idea" of what a particular level of surveillance …

Assessment of factors affecting coconut production in Tanzania

Coconut is an important oil crop that supports the livelihoods of the majority of coastal people in Tanzania. Despite of the efforts made by the government of Tanzania in coconut sub-sector promotion, little is known about the current production and factors affecting the production. Therefore this study aims to assess …

The rice immune receptor XA21 recognizes a tyrosine-sulfated protein from a Gram-negative bacterium

Surveillance of the extracellular environment by immune receptors is of central importance to eukaryotic survival. The rice receptor kinase XA21, which confers robust resistance to most strains of the Gram-negative bacterium Xanthomonas oryzae pv. oryzae (Xoo), is representative of a large class of cell surface immune receptors in plants and …

Closing yield gaps: How sustainable can we be?

Global food production needs to be increased by 60–110% between 2005 and 2050 to meet growing food and feed demand. Intensification and/or expansion of agriculture are the two main options available to meet the growing crop demands. Land conversion to expand cultivated land increases GHG emissions and impacts biodiversity and …

As Tons of Bug-Infested Rice Rots, El Nino Threatens More Damage

A rice glut that sent prices slumping more than a year ago is shrinking, just as El Nino arrives to parch paddies across Asia. Global inventories were already heading for an eight-year low, including stockpiles so spoiled that top exporter Thailand may sell most for industrial use. Now, the first …

Climate-adapted companion cropping increases agricultural productivity in East Africa

Production of cereals, the main staple and cash crops for millions of farmers in sub-Saharan Africa (SSA) is severely constrained by parasitic striga weed Striga hermonthica, stemborers and poor soil fertility. A companion cropping system known as ‘push–pull’ overcomes these constraints while providing additional soil fertility and forage grass benefits …

Larch forests of south Wales fall victim to disease

Welsh government takes drastic action to combat spread of Phytophthora ramorum – larch disease – with more than 6m trees to be felled Over the past 50 years, the larch forests clinging to dizzyingly steep mountain sides have become a familiar feature of the south Wales coalmining valleys. But the …

A quarter of UK's wheat crop could be wiped out by virulent new strain of Himalayan fungus

A virulent new strain of fungus from the Himalayas threatens to wipe out up to a quarter of the wheat crop in some areas of the UK this harvest season, experts have warned. Farmers are struggling to deal with Warrior, a new strain of the deadly yellow rust disease that …

Prevalence of Wheat dwarf India virus in wheat in India

Wheat dwarf India virus (WDIV) is the first mastrevirus reported to have subgenomic molecules called satellites. To establish association of the satellites with WDIV across a variety of ecoclimatic conditions, a countrywide survey was carried out.

Europe’s olive trees threatened by spread of deadly bacteria

Bacteria that is destroying ancient olive groves in the Apulia region of southern Italy is very likely to spread to other areas of Europe, says report First it was Europe’s ash trees under threat from disease. Now it’s the continent’s olives in the firing line. A killer pathogen that has …

Integrated crop disease management in arid Rajasthan: a synthesis of indigenous knowledge with biocontrol

In view of awareness toward nature-friendly management of plant diseases, the need of integration and use of indigenous knowledge (IK) with modern biological control measures has been emphasized. In view of new insights being generated it is accentuated to reassess the system of sustainable plant disease management. One farmer-inspired indigenous …

Lethal Maize Disease Threatens Kenya's Food Security

The country could be staring at major food shortage after the Maize Lethal Necrosis (MLN) disease destroyed hundreds of acres of the crop in Rift Valley, Central, Western and Eastern Kenya. In North Rift alone, the six counties, which are considered the country's food basket, are counting losses to the …

Garlic injection could tackle tree diseases

Injecting trees with a concentrated form of garlic might help save trees in the UK from deadly diseases. Operating under an experimental government licence, a prototype piece of technology to administer the solution is being trialled on a woodland estate in Northamptonshire. Widespread use of the injection process is impractical …

Long-distance endosome trafficking drives fungal effector production during plant infection

To cause plant disease, pathogenic fungi can secrete effector proteins into plant cells to suppress plant immunity and facilitate fungal infection. Most fungal pathogens infect plants using very long strand-like cells, called hyphae, that secrete effectors from their tips into host tissue. How fungi undergo long-distance cell signalling to regulate …

Bayer’s new fungicide for wheat seed treatment

Bayer CropScience has launched a new fungicide Raxil Easy, a seed treatment product for the control of loose smut disease in wheat. The new product was launched in the markets of Karnal in Haryana and Ludhiana in Punjab ahead of the Rabi planting season. Loose smut is one of the …

China allocates funds for crop diseases, pests control

BEIJING - The Chinese central government has earmarked 650 million yuan ($105 million) for the prevention of plant disease and elimination of pests. The Ministry of Finance asked local authorities to distribute the money in time and make sure the special funds will be used properly. The ministry will also …

Strong discrepancies between local temperature mapping and interpolated climatic grids in tropical mountainous agricultural landscapes

Bridging the gap between the predictions of coarse-scale climate models and the fine-scale climatic reality of species is a key issue of climate change biology research. While it is now well known that most organisms do not experience the climatic conditions recorded at weather stations, there is little information on …

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