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The PDO-519 Dissolved Oxygen Meter is an affordable meter with an accuracy of 0.4 mg/L
With the Libel for Offset Rod you ensure that the jalon but also the beacon is exactly vertically aligned.
Snakes of Europe, North Africa & The Middle East describes all 122 snake species in this region.
Spiegel van de natuur makes the reader think about his own natural image
HI99141 Water-resistant portable pH meter with flattip electrode, particularly suitable for wastewater analysis.
Amphibians and Reptiles of Costa Rica is an introductory field guide about the various herpetofauna of this beautiful Central American country.
Seaweeds of Britain and Ireland is a beautiful English-language photo guide with which more than 235 species of seaweed from the British and Irish seas can be determined.
Island feeling written by Koos Dijksterhuis are stories about the nature of Schiermonnikoog. The stories in Island feeling were published earlier in the newspaper Trouw in which Koos writes about nature every working day.
In "De Kievit" by Sake P. Roodbergen, part of the Vogelserie, an iconic Dutch bird is at its center, and the lapwing is particularly popular as a harbinger of spring.
HI701-25 Reagents for free chlorine according to Vlarem II, 25 analyzes
Observing birds and recognizing them in their own country with the help of a clear manual, the bird watching guide is for young and old.
Greater southern Africa has a wealth of mammal species, almost 400 – all of which are covered in this fully updated, comprehensive field guide.
This easy-to-use identification guide to the 280 butterfly species most commonly seen in India is perfect for resident and visitor alike.
This easy-to-use identification guide to the 280 bird species most commonly seen in India is perfect for resident and visitor alike.
Southeast Asia has a fixed diversity of birdlife, comprising roughly one fifth of the world's 10,000 living species, and about 850 are endemic, making the region a richly rewarding destination for birdwatchers.
Wind farms are an essential component of global renewable energy policy and the action to limit the effects of climate change.
Knowledge of bat echolocation and social calls, and identification using ultrasonic ‘bat detectors’ and sound analysis software, has grown significantly in the last decade.
CCTV for Wildlife Monitoring is a handbook on the use of CCTV in nature watching, conservation and ecological research.
The Kruger National Park, one of the largest and best-known conservation areas in the world, supports a remarkable diversity of birds.
The HI775-26 are the replacement reagents for the HI775 Freshwater Alkalinity Checker® HC.
This is the first book to be dedicated to the identification of pigeons and doves in the field and incorporates all recent information on the 313 species, as well as detailing, with great precision, their identifying characteristics.
The Arctic Guide presents the traveler and naturalist with an authoritative, portable guide to the flora and fauna of Earth's northernmost region.
The identification card / Inquiry Cart Life in the sea in your pocket, you will immediately see what lives in the sea.