Rice

Spray and soil: A smart silicon solution for safer rice

Researchers document rice plants trapping and killing fall armyworm caterpillars

Gene discovery opens new path for disease-resistant rice breeding

Researchers cloned novel BB resistance gene Xa48 in indica rice variety Shuangkezao, revealing molecular mechanism of BB resistance. The study provides foundation for breeding high-yielding disease-resistant rice varieties and improving crop disease resistance.

After 9,000 years of cultivation, rice has reached its thermal limit

Global warming poses a significant threat to rice production, which has historically been heat-loving but is now facing its limits. Rice can tolerate temperatures below 82°F and 104°F, but rising temperatures will accelerate beyond these thresholds.

Researchers identify key gene for perennial growth in wild rice

Researchers have cloned a key gene that determines whether wild rice grows as a perennial. The discovery reveals changes in the expression pattern of this gene underlie the transition of rice from perennial to annual during domestication.

New farming strategy boosts rice yields while saving water and cutting pollution

A new study demonstrates that combining a water-saving irrigation technique with an engineered biochar fertilizer can significantly improve rice production while lowering nitrogen pollution. The approach, known as AWD and nitrogen-loaded biochar synergy, achieved co-benefits in yield improvement, water saving, and ammonia mitigation.

Biochar can curb methane emissions in rice fields, but nitrogen levels make the difference

A new study found that biochar can significantly reduce methane emissions from rice paddies when applied at optimal nitrogen levels. However, high nitrogen inputs may actually increase methane emissions, highlighting the need for careful management of fertilizer inputs.

Turning waste into a solution: micro-nano bone biochar boosts rice yield and cuts toxic cadmium

A novel soil amendment made from animal bone waste increases rice production and reduces cadmium accumulation in edible grains. Micro-nano bone char alters soil chemistry and microbial community, creating a more favorable environment for plant growth and improving grain nutritional quality.

Rice gene discovery could cut fertiliser use while protecting yields

Researchers have identified a master regulator in plants that balances root and shoot growth when nutrients are limited, leading to yield increases of up to 24% in rice plants. This breakthrough could ultimately improve global crop yields while reducing dependence on synthetic fertilisers.

The OsMADS18-OsbZIP60 module plays a critical role in influencing grain chalkiness in rice

Researchers identified OsMADS18 as a key regulator of grain chalkiness, enhancing the trait with loss-of-function mutations. OsbZIP60 was found to interact with OsMADS18, positively regulating chalkiness-related genes. The OsMADS18-OsbZIP60 module also influences grain weight and starch content under high-temperature conditions.

New rice gene breaks the yield–quality trade-off in rice

A new rice gene, GSN7, has been discovered that can simultaneously increase grain yield and improve quality. The study found that precise manipulation of this gene can overcome the long-standing trade-off between yield and quality in rice breeding.

1.25 million euros for research into bacterial infection mechanisms in rice

Researchers will use state-of-the-art imaging techniques and genome editing to study the mechanisms of Xanthomonas oryzae bacterial blight in rice. The goal is to gain a fundamental understanding of the infection process, which may lead to developing resistant rice varieties.

How rice plants tell head from toe during early growth

A team of scientists from Tokyo Metropolitan University discovered how fertilized rice seeds begin to divide and establish their body axis. They found that the process involves radical steps different from Arabidopsis, with cells acting collectively to allow axis development despite apparent randomness.

Hidden nitrogen in China’s rice paddies could cut fertilizer use

A new study in China's major grain belts reveals region-specific soil tests can guide smarter, lower input rice farming. The research found that paddy soils in two regions release nitrogen differently and that these differences can be predicted using fast laboratory tests.

IPPCAAS uncovers novel strategy to pyramid basal immunity and effector-triggered immunity in rice

Researchers have developed a new approach to improve rice's resistance to pathogens by combining basal immunity with effector-triggered immunity. The hybrid rice plants show full resistance to certain strains and improved resistance to others, while alleviating growth defects.

Researchers uncover conserved "switch" for crop drought resistance

Knocking out the OsDT5 gene boosts drought resistance in rice, corn, and wheat, as well as the bryophyte Physcomitrium patens. The study provides a unified mechanistic framework for drought adaptation in terrestrial plants.

New study uncovers how rice viruses manipulate plant defenses to protect insect vectors

A recent study found that rice viruses actively manipulate plant defense pathways to protect their insect carriers, creating a self-reinforcing cycle. By disrupting the plant's alarm signal, these viruses gain protection from parasitoid wasps, while also facilitating viral transmission.

Understanding how plants distribute iron to young leaves

A new iron transporter protein, OsIET1, has been identified in rice, crucial for delivering iron to young leaves. The study reveals OsIET1 mediates inter-vascular Fe transfer, promoting optimal plant growth and productivity.

Filipinos eating more but growing less

The Philippines faces a widening rice gap due to stagnant farms, with national output remaining largely unchanged since 2017. Regionally tailored strategies are needed to boost production and reduce dependence on imported grain.

Severe floods threaten global rice yields, study finds

Global rice yields have suffered significantly due to severe flooding, with losses of approximately 4.3% per year between 1980 and 2015. The study highlights the need for adoption of flood-resistant rice varieties in vulnerable regions to avert future losses.

Two small changes, that may transform agriculture

A breakthrough study from Aarhus University identified two amino acid changes that allow plants to switch off their immune system and form symbiosis with nitrogen-fixing bacteria. This discovery could lead to breeding crops like wheat, barley, and maize that can fix nitrogen themselves, reducing the need for artificial fertilizer.

Researchers reveal pit-shaping module sustaining xylem hydraulics and rice grain yield

The study identified MYB61-PS1 as a critical regulatory module shaping the 3D structure of xylem vessel pits in rice, improving yield by sustaining vessel hydraulics and facilitating nitrogen transport. Rice plants harboring PS1 Hap2 displayed significantly improved nitrogen transport efficiency, leading to increased grain yield.

Crop breeding can cut methane emissions without sacrificing yield

A global synthesis found that genetic variation in crops significantly affects methane emissions, but not nitrous oxide emissions. Selective breeding of crop traits can help balance high yields with lower GHG release.

The OsRqc1–OsVms1 module regulates the temperature threshold in thermo-sensitive genic male-sterile rice lines

Researchers identify OsRqc1 gene as crucial for temperature threshold in TGMS lines. The OsRqc1–OsVms1 module helps recruit ribosomal subunits and raises the critical sterility-inducing temperature.

Game-changing biotech for engineering pathogen-resistant crops

Researchers at RIKEN Center for Sustainable Resource Science identified ancient protein SCORE to help plants defend against various pathogens. By engineering synthetic SCORE variants, plants can be made resistant to multiple pathogen types.

Genomic techniques can streamline breeding for grain quality

Researchers developed a strategy to predict multiple traits at once based on the whole genome, increasing predictive ability by 2-10 times. This method, called multi-trait genomic selection (MT-GS), combines genetic markers with known trait links for more accurate predictions, making it a promising tool for efficient and cost-effective...

Colombia’s biofortified rice has untapped potential to improve nutrition. And consumers want it

Biofortified rice in Colombia has high potential to improve nutrition and is preferred by consumers despite its increased zinc content, with a 41% premium over standard rice. The variety was developed to address zinc deficiency in the country's Caribbean region, where rates are 41% among children aged 1-4.

Moon-Rice: Developing the perfect crop for space-bases

The Moon-Rice project is developing a super-dwarf rice variety that can thrive in microgravity and produce high yields, addressing nutritional deficiencies in space. Researchers are also exploring ways to enrich the protein content of the crop to support astronaut health.

Study reveals beneficial microbes that can sustain yields in unfertilized fields

Researchers at Nara Institute of Science and Technology have found beneficial microbes in rice roots that can support plant growth and reduce the need for synthetic fertilizers. The study reveals an increase in microbial diversity as plants mature, with nitrogen-fixing bacteria enriching the soil.

New study reveals episodic and gradual patterns in plant diploidization process

A recent study has revealed that the diploidization process in plants can be both episodic and gradual, depending on the type of mutation. The researchers used population genomics to uncover a nuanced picture of this process, including gene fractionation, transposable element accumulation, and homoeologous expression bias.

Can genome editing alone generate high-fertility clonal seeds?

A new apomixis system termed Fix4 achieves stable and heritable clonal seeds with normal seed-setting rates, overcoming the limitations of previous genome editing systems. This innovation has significant implications for accelerating the application of apomixis technology in hybrid rice production.

The OsbHLH166-OsABCB4 module regulates grain length and weight via altering auxin efflux

The study revealed a new molecular regulatory mechanism that regulates grain length and weight by controlling cell expansion and auxin content. OsbHLH166 and OsABCB4 regulate grain shape by modulating the expression of genes involved in cell growth and development.

Grains of truth: New focus issue explores how pathogens and pests of cereal crops undermine global food security

The latest focus issue of Molecular Plant-Microbe Interactions explores the molecular, cellular, and genomic details of cereal crop diseases, highlighting key research on plant-pathogen interactions. Groundbreaking work has advanced the field, offering new insights into disease resistance and management strategies.

As a competitive grain for malting, rice may open door to increase domestic demand

Researchers found that using rice malt instead of milled rice in beer brewing can decrease production costs by 2-12%. Malted rice also requires less crop-growing acreage, making it a viable alternative for craft brewers. The study suggests that malting could open up new markets for Arkansas rice and ensure its long-run sustainability.

Study links climate change to rising arsenic levels in paddy rice, increasing health risks

A new study links climate change to higher concentrations of inorganic arsenic in paddy rice, potentially raising lifetime health risks for populations in Asia by 2050. The research suggests a higher incidence of lung, bladder, and skin cancer, as well as cardiovascular disease and diabetes.

Phytobiomes Journal publishes landmark focus issue on the phytovirome

The Phytovirome Focus Issue addresses fundamental and translational aspects of phytovirome science, highlighting the transformative role of high-throughput sequencing technologies. Researchers discovered a remarkable diversity of viruses in plants, with complex communities interacting with hosts in both pathogenic and beneficial ways.

MSU research: Eating brown rice increases exposure to arsenic compared to white rice

A recent study from Michigan State University found that brown rice contains higher levels of arsenic than white rice, posing a potential health risk for infants and children under age 5. The researchers also highlighted the importance of considering food safety along with nutrition when making food choices.

Researchers unlock hidden pathway to tunable magnetic devices

Scientists at Rice University have discovered how a disappearing electronic pattern in a quantum material can be revived under specific thermal conditions. The finding opens new doors for customizable quantum materials and in-situ engineering, where devices are manufactured or manipulated directly at their point of use.

First new plant tissue discovered in 160 years boosts crop yields

A new plant tissue has been discovered in plants essential for seed formation, which can increase crop yields. The 'Kasahara Gateway' structure functions as a gateway and is regulated by a gene called AtBG_ppap.

Nature’s warriors: How rice plants detect and defend against viral invaders

A groundbreaking study reveals a complete antiviral immune pathway in rice plants that recognizes viral coat proteins, degrades signaling pathways, and activates RNA silencing and reactive oxygen species to fend off viruses. This discovery paves the way for developing multi-target strategies for antiviral breeding of crops.

Review: integrated pest management is critical in fight against fall armyworm threat to Asian rice security

A new review emphasizes the importance of integrated pest management (IPM) in combating fall armyworm, which poses a significant threat to Asian rice production. Effective IPM approaches include biological control measures, cultural practices, and judicious use of insecticides.

Tapuy rice wine fermentation yields possible anti-aging superfood

Filipino researchers found a way to enhance tapuy lees for high polyphenol content and antioxidant activity, extending test animal lifespan and health. The study suggests repurposing tapuy lees as a health food to combat aging and oxidative stress-related diseases.

In the heart of vanilla country, farmers on the frontlines of climate change struggle to adapt

A recent survey of nearly 500 small-scale farmers in Madagascar's northern Sava region found that nearly all are experiencing changes in temperature and rainfall, making farming more difficult. Many farmers are struggling to adapt to these changes and alter their practices despite recognizing the need for change.

A PRA-Rab trafficking machinery modulates NLR immune receptor plasma membrane microdomain anchoring and blast resistance in rice

This study identified PIBP4, a PRA protein, as a crucial component of the PigmR-mediated immune signaling pathway in rice. The absence of PIBP4 and its interacting partner OsRab5a compromised blast resistance by disrupting PigmR's microdomain localization.

Chinese scientists develop CoQ10-producing rice with gene editing

Researchers successfully developed CoQ10-producing rice through targeted gene editing, offering a cost-effective approach to nutritional fortification. The discovery provides great potential benefit for human health, particularly heart protection, and expands the food sources of CoQ10.

Bats play a key role in combating rice pests in Southeast Asia

Scientists have found that Wrinkle-lipped free-tailed bats hunt at altitudes of up to 1,600m, restricting the spread of high-flying planthoppers. This crucial contribution to pest control and food security is attributed to the bat's impressive foraging range of up to 1,743km².

From root to shoot: How silicon powers plant resilience

Researchers at Okayama University have identified the Shoot-Silicon-Signal protein as a crucial regulator of silicon uptake and accumulation in rice and other grasses. The study highlights the importance of silicon in enhancing plant resilience and productivity, particularly under climate change conditions.

The Welch Foundation honors Rice’s Wang for pioneering contributions to sustainable energy solutions

Haotian Wang, associate professor at Rice University, is recognized for his groundbreaking contributions to carbon dioxide electrochemistry. His innovative research has transformed the field of carbon dioxide electrolysis, offering practical pathways to combat climate change.

Traces of 10,000-year-old ancient rice beer discovered in Neolithic site in Eastern China

Researchers found evidence of ancient rice beer production at the Shangshan site, revealing a significant presence of domesticated rice phytoliths and fungal elements. The study provides new insights into the origins of alcoholic beverage brewing in East Asia.

Durian helps rice plants thrive in salty soil

Researchers found that coating rice seedlings with magnesium-doped durian-derived carbon dots increased antioxidant activity and photosynthesis, reducing stress caused by salty soil. The treatment improved plant growth and defense mechanisms in salty soils.

Chinese scientists propose strategy for increasing rice yield while reducing fertilizer use

Researchers from RCEES have developed a sustainable technology to selectively reduce nitrate to ammonium, increasing rice yield by over 20% while reducing fertilizer usage. The approach also improves nitrogen absorption and reduces environmental risks associated with nitrate pollution.

Richard Baraniuk honored with 2025 IEEE Signal Processing Medal

Richard Baraniuk, a Rice University professor, has been awarded the 2025 IEEE Jack S. Kilby Signal Processing Medal for his pioneering work in multiscale and sparse signal processing. He is also a pioneer of the open education movement, transforming access to learning materials worldwide through OpenStax.

Healthy Crops team supports regional solutions in East Africa

A research team has developed three new rice varieties resistant to bacterial leaf blight, a detrimental crop disease affecting smallholder farmers in East Africa. The varieties were created using marker-assisted backcross breeding and are expected to protect local rice harvests against aggressive strains.

Researchers discover key gene that affects rice leaf growth and methane emissions

A research team led by Dr. WU Yuejin discovered the SM1 gene plays a crucial role in controlling rice leaf vein development and affecting methane emissions. The study found that mutant plants with solid veins had 49% less dry weight and 96.8% increased total methane emissions.

Novel discovery unveils the gene secret of rice length

Researchers have discovered the RGL2 gene's role in regulating rice grain length through cell proliferation, providing new genetic resources for improving yield. The study found that overexpressing RGL2 increased grain length and single-plant yield by promoting cell growth, offering a promising strategy for molecular design breeding.

Making high-yielding rice affordable and sustainable

Plant biologists have identified two genes that work together to trigger embryo formation in rice egg cells, enabling the creation of high-yielding clonal strains. The method, which increases success rates to around 90%, has significant implications for sustainable agriculture and could provide a path forward for resource-limited farmers.

Superior photosynthesis abilities of some plants could hold key to climate-resilient crops

Researchers found that a regulatory level change enabled C4 plants to photosynthesize more efficiently. By studying this shift, they believe it could be applied to make C3 crops like rice and wheat more resilient to climate change.

New pathway for sensing cold temperatures identified in rice

A gene called COLD6 contributes to cold tolerance in rice by triggering 2',3'-cAMP signaling to initiate a defense reaction against low temperature. This pathway may also apply to other crops, improving their cold tolerance.

Scientists uncover new mechanism in plant cold sensing

Researchers have uncovered a previously unknown signaling pathway in plants that helps them sense and respond to low temperatures. The COLD6-OSM1 module triggers the production of 2',3'-cAMP, a secondary messenger that complements calcium signaling to enhance cold tolerance.

The unexpected protein connection in maize growth and defense

A recent study discovered that COI1 proteins in maize balance growth and defense by degrading JAZ and DELLAs. This finding could lead to developing more resilient maize varieties. The research revealed an unexpected role of COI1 in regulating DELLA levels, enabling maize to thrive under hot and arid climates.