Related topics: plants · carbon dioxide · climate change

Potassium depletion in soil threatens global crop yields

Potassium deficiency in agricultural soils is a largely unrecognized but potentially significant threat to global food security if left unaddressed, finds new research involving researchers at UCL, University of Edinburgh ...

Corn belt farmland has lost a third of its carbon-rich soil

More than one-third of the Corn Belt in the Midwest—nearly 100 million acres—has completely lost its carbon-rich topsoil, according to University of Massachusetts Amherst research that indicates the U.S. Department of ...

Cover crops can lower yields, according to new study

The promise for American agriculture is tantalizing: healthier soil, more carbon kept in the ground, less fertilizer runoff, and less need for chemicals. The reality of planting cover crops during the off-season—a much-touted ...

Little Uruguay has big plans for smart agriculture

Uruguay, a country of 3.3 million inhabitants and four times as many cows, hopes to feed 50 million people thanks to drones, "smart" combines and other high-tech farming techniques.

Researchers develop 'vaccine' against attacks on machine learning

Researchers from CSIRO's Data61, the data and digital specialist arm of Australia's national science agency, have developed a world-first set of techniques to effectively 'vaccinate' algorithms against adversarial attacks, ...

Phosphorus shortage could affect worldwide crop yields

While phosphorus is an essential element for plant metabolism and growth, its future supply under elevated levels of atmospheric carbon dioxide is uncertain. A shortage of this important nutrient could lead to lower crop ...

Fungi could manipulate bacteria to enrich soil with nutrients

A team of researchers from the Boyce Thompson Institute (BTI) has discovered a distinct group of bacteria that may help fungi and plants acquire soil nutrients. The findings could point the way to cost-effective and eco-friendly ...

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