Biogenic opal, biogenic barium, calcium carbonate and U/Th isotope data from ...

Sedimentary proxies used to reconstruct marine productivity suffer from variable preservation and are sensitive to factors other than productivity. Therefore, proxy calibration...用于重建海洋生产力的沉积代用指标（sedimentary proxies）存在保存差异，且对除生产力以外的其他因素敏感。因此，代用指标校准……