Conceptid (2) | Preflabel |
---|---|
ZBN00467 | Abundance of Elmidae (ITIS: 114093) per unit area of the bed by sieving and picking under an optical microscope |
ZBVV0467 | Ash-free dry weight biomass of Elmidae (ITIS: 114093) per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition |