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Beyond nitrogen and phosphorus

An experiment in secondary forests in the Democratic Republic of the Congo finds that calcium, an overlooked soil nutrient, is scarcer than phosphorus, and represents a potentially greater limitation on tropical forest growth.

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Fig. 1: Calcium and phosphorus dynamics along an Afrotropical forest succession.


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Correspondence to Helena Vallicrosa.

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Vallicrosa, H. Beyond nitrogen and phosphorus. Nat Ecol Evol 6, 1056–1057 (2022).

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