The yields of many important crops in Europe have been stagnating since the 1990s. As a result, the input of organic matter into the soil -- the crucial source for humus formation -- is decreasing.

Framework of how lignin-derived (LSM) and humus-derived (HSM) small molecule addition promotes the formation of newly formed mineral-associated organic matter (13 C-MAOM) from 13 C-labeled straw in ...

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