Nanofertilisers have huge potential but studies suffer from severe shortcomings

A photograph of a rice field

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Nanosize agrochemicals promise to boost crop yields but experiments are often inconsistent and unrealistic, analysis reveals

Although small, nanosized fertilisers and pesticides pack a punch that might make them as much as 30% more effective than conventional crop chemicals. This is according to an analysis of 78 studies that examined nanofertilisers’ benefits. But it also revealed that characterisation of nanomaterials is often poor, with experiments that pay little attention to their use in the real world.