The secret life of roots: how plants fight back against salty soils
Young shoots of corn. malshkoff/Shutterstock To people, salt is a kitchen staple. But to crops, too much of it can be devastating. Across coastal regions and irrigated agricultural land, salt is accumulating in soils, making it harder for plants to absorb water and reducing harvests. Scientists estimate that around half of the world’s irrigated farmland […]
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