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In Panama, nitrogen-fixing trees unlock phosphorus and other scarce nutrients
In Panama, nitrogen-fixing trees unlock phosphorus and other scarce … “We’ve long known that nitrogen-fixing trees work with soil microbes to make atmospheric nitrogen available to … plots that are part of the Agua Salud Secondary Forest Dynamics Network in the Panama Canal Area. They measured …
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Gary M. Lovett: Scientist, Mentor, Advocate, & Friend
… early research transformed how scientists calculate forest nitrogen budgets. He was among the first to document that … as the most severe threat to forest health throughout the eastern US. Dr. Canham notes “The thing that I consider … & enjoyed very much our discussions about the fate of soil C and N on those plots. I will always remember you! …
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Dr. Jane M. Lucas
… ecology of antibiotics, agricultural ecosystems and soil health, global change ecology, ecology of microbiomes, … abundant microorganisms help fertilize plants and recycle organic debris, with important implications for agriculture … antibiotics affect soil microbes, soil carbon storage, nitrogen cycling, and the rise of antibiotic resistance. …
ltumblety - 11/15/2023 - 14:12
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How Lyme disease became unstoppable
… the Northeast’s depleted lands for the rich post-glacial soil of the Midwest. The forests came back in a big way. By … New York, he and his team have uncovered some of the key dynamics in the Lyme disease system. Through long-term … north. And as Ostfeld has stated in interviews with other publications, it is likely doing the same for the …
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Beech Bark Disease
… in the forest. Such shifts have important effects on soil development and nutrient cycling 2 . … understood, but it may be affected by the level of nitrogen in the tree 1 . Like many plant-eating insects, … in northern hardwood forests: the importance of nitrogen dynamics and forest history for disease severity. Canadian …
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Livestock antibiotics and rising temperatures disrupt soil microbial communities
Livestock antibiotics and rising temperatures disrupt soil microbial communities Combined stressors … microbial community composition and function, carbon and nitrogen cycling, and interactions among microbes. They … temperatures alone increased soil respiration and dissolved organic carbon. Increases in these labile carbon pools can …
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Soil carbon sequestration as a climate change solution
Soil carbon sequestration as a climate change solution … recognized (and I thoroughly agree) that soils with lots of organic matter are good for plant growth, retention of water … that soil carbon sequestration is slow stems from its nitrogen and phosphorus contents, which are also lost …
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Dr. Arielle Biro
… ranging from climate, fire, species composition, and soil nutrients, affect the future of boreal forests under … African savannas. Her research focused on understanding how soil nutrients, soil microbes, fire, and nitrogen fixation affect savanna tree growth and ecosystem …
ltumblety - 12/06/2023 - 08:49
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Agriculture without weeds and bugs
… emissions, about 80 percent of the emissions of reactive nitrogen, and huge amounts of pesticides in the environment. … are applied to keep the fields weed-free. The diversity of soil bacteria and fungi is sacrificed and replaced with … were seen in an analysis of 30 forested sites. In organic agriculture, soils and plants are explicitly …
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Road salt: Protecting China’s drivers, but at what cost?
… roads after heavy snowfalls. Residents of the north-eastern Chinese city even reported hearing their chassis … salts increase the salt concentration of water sources and soil. This affects the growth of roadside plants, and can … It stipulated that the chlorine content of non-chloride organic agents must not exceed 1 per cent. In 2015, some …
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