"Ash-free dry weight biomass of Oulimnius tuberculatus per unit area of the bed by identification by optical microscopy and gravimetric determination of loss on ignition"@en . . "false" . "2004-08-10 14:27:34.0" . . . . . . . . "SDN:P01::AHBDM272" . . . "accepted"@en . "1" . "AHBDM272" . "2004-08-10 14:27:34.0" . "SDN:P01::AHBDM272" . "Unavailable"@en . . "SDN:P01::AHBDM272" . "1" .