Conceptid (2) | Preflabel |
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AHBDM121 | Ash-free dry weight biomass of Elophila nymphaeata per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition |
ZBN00470 | Abundance of Elophila nymphaeata per unit area of the bed by sieving and picking under an optical microscope |