In season 2016–2017, the density in the bulk soil did not show any time trend, whereas in nests it showed a negative trend with pronounced swings (Supplementary Fig.
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Edaphic and temporal patterns of Tuber melanosporum fruitbody traits and effect of localised peat-based amendment.
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The sentences
The proportion of digs excavated in nests varied over the fruiting season (P-value adjusted with the Holm-Bonferroni correction for multiple testing, P Holm < 0.001, Supplementary Table S1 ), showing a positive trend from its beginning until early December (day of season: 25), after which the relative abundance of digs in nests began to decline (Fig. 1a ).