Research Keyword: RPB2 gene

Identification, biological characteristics, and screening of control agents against root rot of Ardisia crenata Sims in China

Researchers identified a fungus called Fusarium cugenangense as the cause of root rot disease in Ardisia crenata, a valuable traditional Chinese medicinal plant. The disease was affecting 25-35% of plants in Chongqing farms and damaging their roots. Scientists tested various pesticides and found that fluazinam chemical spray and zhongshengmycin biological spray were the most effective at stopping the fungus, providing farmers with effective treatment options.

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Protein Coding Low-Copy rpb2 and ef1-α Regions Are Viable Fungal Metabarcoding DNA Markers Which Can Supplement ITS for Better Accuracy

Researchers tested different DNA markers for identifying fungal species using DNA sequencing technology. They compared the standard fungal marker (ITS) with two alternative protein-coding markers (rpb2 and ef1-α) on closely related mushroom species. The results showed that using multiple markers together provides better and more reliable identification of fungal species compared to using just one marker, which is especially useful for environmental monitoring and species identification studies.

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Three new species of Talaromyces sect. Talaromyces discovered in China

Scientists discovered three new species of Talaromyces fungi in soil samples from China. These fungi are important because they can break down plant material for industrial use and produce compounds with medical value, though some related species can cause serious infections in people with weakened immune systems. The researchers identified these new species by studying their physical characteristics and comparing their DNA sequences to known species.

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Identification of a Novel Pathogen of Peanut Root Rot, Ceratobasidium sp. AG-A, and the Potential of Selected Bacterial Biocontrol Agents

Scientists in China discovered a new fungal disease causing peanut root rot, identified as Ceratobasidium sp. AG-A. They tested three types of beneficial bacteria as natural pest control agents and found they effectively inhibited the disease-causing fungus while promoting peanut plant growth. These findings offer farmers an environmentally friendly alternative to chemical fungicides for managing this newly identified threat to peanut crops.

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Morpho-Molecular Identification and Pathogenic Characterization of Fusarium and Colletotrichum Species Associated with Intercropped Soybean Pod Decay

This research identified harmful fungi that cause soybean pod and seed decay in China’s Sichuan Province. Scientists found eight different Fusarium species and six different Colletotrichum species affecting soybean pods, with some species identified for the first time as soybean pathogens. Laboratory tests showed that certain fungal species, particularly Fusarium proliferatum and Colletotrichum fructicola, were the most damaging to soybean plants. These findings help farmers understand and better manage fungal diseases in soybean crops grown in intercropping systems.

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