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Showing 35 results

A continuous flow porometer.

Published online: 01 Jan 1973

Authors: Parkinson, K. J. & Legg, B. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

The equipment described makes use of a continuous measured flow (v) of dry N2O into a porometer cup attached to a known leaf area (a). The gas within ...

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A method for approximating the photosynthetic production of stand members inside the canopy.

Published online: 01 Jan 1982

Authors: Kellomaki, S. & Salminen, R. & Hari, P. & Ventila, M. & Kanninen, M. & Kauppi, P. & Smolander, H.

Content type: Journal article

Journal title: Journal of Applied Ecology

A 'simulator' is described, which integrates measurements of light intensity within a forest canopy in order to estimate the total amount of CO2 fixed...

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A portable LIDAR system for rapid determination of forest canopy structure.

Published online: 15 Sep 2004

Authors: Parker, G. G. & Harding, D. J. & Berger, M. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

The functional characteristics of forests are related to the organization of their canopies. However, understanding the relationship between canopy st...

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UKCEH, GHG FluxNet, Terhi Riutta.

Published online: 07 Dec 2024

Published by: UK, UK Centre for Ecology & Hydrology

Content type: Conference slides

This presentation focuses on the UKCEH Greenhouse Gas (GHG) Flux Network's efforts to monitor and understand the GHG balance of land and water surface...

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A null-balance diffusion porometer suitable for use with leaves of many shapes.

Published online: 01 Jan 1973

Authors: Beardsell, M. F. & Jarvis, P. G. & Davidson, B.

Content type: Journal article

Journal title: Journal of Applied Ecology

Describes the theory, construction and calibration of a new type of diffusion porometer in which the leaf is placed inside the porometer chamber; it i...

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Using drones equipped with thermal cameras to locate and count quail individuals and coveys: a case study using northern bobwhite Colinus virginianus in Mississippi, USA.

Published online: 02 May 2024

Authors: Lappin, O. & Elmore, J. A. & Jones, L. R. & Schultz, E. A. & Iglay, R. B. & McConnell, M. D.

Content type: Journal article

Journal title: Ecological Solutions and Evidence

The presence and abundance of Northern Bobwhite Colinus virginianus often relies on imprecise methods (e.g. fall covey counts), which can lead to inac...

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Using seismic sensors to detect elephants and other large mammals: a potential census technique.

Published online: 23 Nov 2005

Authors: Wood, J. D. & O'Connell-Rodwell, C. E. & Klemperer, S. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Large mammal populations are difficult to census and monitor in remote areas. In particular, elephant populations in Central Africa are difficult to c...

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Reverse diel vertical movements of oceanic Manta rays off the northern coast of Peru and implications for conservation.

Published online: 08 Apr 2021

Authors: Andrzejaczek, S. & Schallert, R. J. & Forsberg, K. & Arnoldi, N. S. & Cabanillas-Torpoco, M. & Purizaca, W. & Block, B. A.

Content type: Journal article

Journal title: Ecological Solutions and Evidence

An understanding of the vertical movements of elasmobranchs across their range is crucial to defining critical habitat use, its overlap with anthropog...

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Manual of Landscape Analysis: Volume 2: Procedures for the execution of the quality control of land use and land cover mapping.

Published online: 01 Aug 2018

Authors: Luz, N. B. da & Maran, J. C. & Rosot, M. A. D. & Garrastazu, M. C. & Franciscon, L. & Oliveira, Y. M. M. de & Freitas, J. V. de

Content type: Bulletin

The National Forest Inventory (IFN-BR) aims to inform the formulation and implementation of public policies for the development, use and conservation ...

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Digital video aerial surveys of marine birds and mammals at Solway Firth SPA: February 2021.

Published online: 23 Oct 2022

Published by: Natural England

Authors: Pavat, D. & Harker, J.

Content type: Reports

NatureScot and Natural England commissioned HiDef Aerial Surveying Limited (HiDef) to undertake a high-resolution digital video aerial survey for mari...

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