Conceptid (2) | Preflabel |
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ZBN00870 | Abundance of Lymnaea stagnalis (ITIS: 76487: WoRMS 181582) per unit area of the bed by sieving and picking under an optical microscope |
ZBVV0870 | Ash-free dry weight biomass of Lymnaea stagnalis (ITIS: 76487: WoRMS 181582) per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition |