Popular diets across the world typically focus on the right balance of essential components like protein, fat, and carbohydrates. These items are called macronutrients, and we consume them in relatively large quantities. ...
Ecology
Jun 10, 2014
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(Phys.org) —A Purdue University study shows that high-yielding, modern corn hybrids take up not only more nitrogen from soil but more micronutrients such as zinc, iron, manganese and copper. Nitrogen fertilizer rates also ...
Environment
Oct 30, 2013
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(Phys.org) —Scientists have discovered a vast plume of iron and other micronutrients more than 1,000 km long billowing from hydrothermal vents in the South Atlantic Ocean. The finding, soon to be published in the journal ...
Earth Sciences
Aug 19, 2013
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The supply of dissolved iron to oceans around continental shelves has been found to be more variable by region than previously believed – with implications for future climate prediction.
Earth Sciences
Jul 19, 2013
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Janine Sherrier, professor in the Department of Plant and Soil Sciences at the University of Delaware, is part of a team that has been awarded $6.8 million from the National Science Foundation (NSF) to study the legume Medicago ...
Biotechnology
May 10, 2012
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(PhysOrg.com) -- A new Iowa State University study has found that corn bred to contain increased levels of beta-carotene is a good source of vitamin A. The discovery gives added support to the promise of biofortified corn ...
Biotechnology
Sep 7, 2010
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Vermicomposting, the practice of using earthworms to turn waste into nutrient-rich fertilizer, can be an economical, organic waste management practice. During vermicomposting, earthworms and microorganisms stabilize organic ...
Environment
Dec 10, 2009
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