Phosphate and total NO3+NO2 of sediment core M92_0220-1 after freeze/thaw exp...

In these experiments, the sediment was frozen and thawed (twice) and then filtered and nutrients measured.在本系列实验中，先对沉积物进行两次冷冻-解冻处理，随后对其进行过滤并测定营养盐含量。