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The Banchine wasps RES Handbook is an identification guide to the 138 British species of wasp in the subfamily Banchinae.
This Handbook is the third, and final, part covering the ‘true weevils’.
Licht gewijzigde herdruk van het standaardwerk over wilde planten en hun omgeving voor plantenliefhebbers, ecologen en beheerders.
Always ready for fascinating shots – benefit from automatically triggered photographs and full HD videos with sound with the Bresser100° WiFi wildlife camera.
Clippy mono microphone with EM272Z1 capsule and XLR connection.
Flexible Video Endoscope for research into cavities and buildings.
HI716 Checker photometer for Bromine with starter kit reagents and 2 cuvettes.
Second chance - With the HI720 Checker photometer for Calcium Hardness LR you can quickly measure the calcium hardness in the field.
Second chance HI98129 pH/Conductivity (EC)/TDS Tester 0-14 pH, EC: 0-3999 µS/cm
Resettable Combination Lock by Masterlock. Works well with any Reconyx Security Enclosures.