Conceptid (2) | Preflabel |
---|---|
AHBDM216 | Ash-free dry weight biomass of Leucorrhinia albifrons per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition |
ZBN00813 | Abundance of Leucorrhinia albifrons per unit area of the bed by sieving and picking under an optical microscope |