Overturning the truth on conservation tillage

Just as we blend, cut, and fold ingredients together to follow a recipe, farmers use equipment to stir together soil and crop residue (stalks and roots of previous crops) before planting. This mechanical action is called ...

The persistence of pesticides threatens European soils

The use of phytosanitary projects to combat weeds and other pests that affect the crops has led to an increase in the productivity of European agricultural crops in the last 50 years. Their use has been one of the principal ...

Soil cannot halt climate change

Unique soils data from long-term experiments, stretching back to the middle of the nineteenth century, confirm the practical implausibility of burying carbon in the ground to halt climate change, an option once heralded as ...

Agronomist weighs environmental impacts of corn residue removal

Farmers who are considering selling corn residue from their fields to produce cellulosic ethanol first should weigh a range of site-specific factors to their operations, according to new research from an Iowa State University ...

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