2024-07-14 00:00:38动物植物
野生植物和作物不会成为好邻居:研究发现病原体从一个种群传播到另一个种群

Native plants and non-native crops do not fare well in proximity to one another, attracting pests that spread diseases in both directions, according to two new UC Riverside studies.

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2024-07-13 23:45:38动物植物
研究阐明了Ainsliaea属的分类和习性进化

As the largest genus in the subfamily Pertyoideae of the sunflower family (Asteraceae), Ainsliaea is widely distributed in East Asia and the Himalayas, playing a key role in various plant communities with significant ecological and scientific importance.

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2024-07-13 23:35:08动物植物
研究小组首次模拟了酶活性和产量之间的联系

A team from the University of Illinois has developed a modeling framework connecting enzyme activity related to photosynthesis to yield. This is the first time a model has tied the dynamic photosynthetic pathways directly to crop growth.

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2024-07-13 23:20:59动物植物
生物学家确定肝脏是血液中游离聚糖的来源

In a rat study, RIKEN biologists have solved the mystery of where glycan molecules in the blood come from, tracking them down to the liver. This finding could lead to new biomarkers for liver-related diseases.

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2024-07-13 23:06:35动物植物
科学家向网球运动员致敬,并以他们的名字命名了新的昆虫物种

Rafael Nadal and Roger Federer will go down in history as two of the greatest tennis players of our time, but their names have also been immortalized in science, as two new insect species were just named in honor of the athletes.

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2024-07-13 22:51:43动物植物
铅中毒继续影响宾夕法尼亚州及其他地区的秃鹰种群

Reports of bald eagles dying from lead ammunition poisoning continue as populations of the formerly endangered bird soar.

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2024-07-13 22:38:05动物植物
研究人员创建了突破性的棉花质量模型来帮助农民

Does climate change have an impact on the quality of cotton? Mississippi State scientists hope to answer that question with a new way to monitor the environmental impacts on the cash crop throughout the growing season.

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2024-07-13 22:24:06动物植物
选择过程在形成树木和土壤真菌共存组合中起着主导作用:研究

Community assembly is shaped by four main processes: selection—fitness differences between organisms; dispersal—organisms' movement across space; drift—unpredictable variation in abundance; and diversification—new genetic variants. However, whether the d

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2024-07-13 22:10:10动物植物
极端干旱对森林生态系统的影响揭示了中国东北地区物种特异性的适应差异

A recent study from China has shed light on the profound impacts of extreme droughts on forest ecosystems, particularly in water-limited regions. The findings revealed significant differences in how various tree species respond to such stressors.

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2024-07-13 21:58:35动物植物
研究考察了美国各地的城市森林

In recent years, tree-planting campaigns have been underway in the United States, especially in cities, as part of climate mitigation efforts.

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2024-07-13 21:46:47动物植物
了解RNA甲基化在癌症中的作用

RNA modification could serve as a therapeutic target for certain types of cancer, according to a new study published in Molecular Cell, which sheds new light on the complex process underlying RNA transcription.

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2024-07-13 21:34:12动物植物
彩色小龙虾的研究挑战了亮色作为适应表型的理论

A pair of biologists, one with West Liberty University, the other with Arizona State University, both in the U.S., has found evidence that challenges theories surrounding bright coloration always functioning as an adapted phenotype.

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