Assessing ecosystem function of restoration plantings in. Monitoring ecological indicators of rangeland functional. Pdf on jan 1, 2004, d j tongway and others published landscape. Can indices of landscape function analysis lfa semantic scholar. Summary of results tables 17 when comparing vis for. This was referred to as the extended function analysis tongway n. Soil and landscape processes in the restoration of rangelands. Practical methodology for landscape analysis and zoning. Spatial heterogeneity as an organizing principle in landscape dynamics 3. Landscape function analysis lfa is a technique to rapidly determine. Jun 02, 2010 landscape function analysis lfa is an inthefield, indicatorbased procedure that allows rapid assessment of how well a landscape works as a biophysical system. Potential impacts of aridity on structural and functional status of a southern mediterranean stipa tenacissima steppe.
Indicators of soil surface processes for inventory. Landscape function analysis lfa is a procedure for the objective assessment of soil health and reflects the capacity of the soil to act as a habitat for plants. This article appeared in a journal published by elsevier. Biodiversity and functioning of arid ecosystems of tunisia. Can indices of landscape function analysis lfa be derived. Originator of landscape function analysis, which now has three major product lines. Terrain, vegetation and soils data were collected along each gradsect. Landscape function analysis lfa is an environmental monitoring technique which is internationally recognized as a method of measuring and monitoring ecosystem function and rehabilitation progress. Maintaining landscape resilience in production landscapes. Landscape function analysis manual 6 distributed within it.
Lfa is easy to learn and needs only simple field equipment, yet is based on careful scientific research. A thorough inventory and analysis of the site is important to determine the environmental conditions for plant growth and the best. Thus, the application of ppcs in the field involves a degree of subjectivity, and class. Landscape function analysis lfa botanica consulting. See the complete profile on linkedin and discover david s connections and jobs at similar companies. Landscape function analysis lfa is a monitoring procedure that uses quickly determined field. It was developed over 30 years by david tongway and other csiro scientists. The aim was to characterise the spatial organisation of each landscape, and to account for that organisation in functional terms related to the differential concentration of scarce resources by identifiable. Ludwig and tongway, 1995 is a widely accepted technique for assessing soil nutrient status in terrestrial environments. Potential impacts of aridity on structural and functional. It provides keystone evidence for the reestablishment of ecosystem function in the form of soil condition across a range of mine substrates and climatic conditions. We assessed the functional status of each site by using the landscape function analysis lfa. Th ey can complement and reinforce the existing architecture of the house or structure, and they can create outdoor rooms.
David tongway at the commonwealth scientific and industrial research organisation. Microsoft1 excel template developed by david tongway. Molonglo river corridor nature reserves and googong foreshores page ii ms helen halliday ms sue hoffman ms ruth kharis associate professor janette lindsay dr sue mcintyre ms kirsten miller ms lisa miller mr david pembroke. About 20 years ago, however, david tongway and john ludwig initiated an experiment to rebuild vegetation patchiness in a grazed mulga landscape by laying brush piles parallel to the land contours in an attempt to break up long. Practical methodology for landscape analysis and zoning by tom bradley and herb hammond september 1993 this document may be reproduced or distributed freely and without charge, provided said reproduction is not. Functional analysis of degraded rangelands as a means of defining appropriate restoration techniques. In this chapter our aim is to first provide restoration practitioners rps with an overview of landscape function analysis lfa and then with a description of those indicators that they can use to characterize how a landscape is structurally spatially and functionally organized. It provides a rapid, reliable, and easily applied method for assessing and monitoring landscape restoration or rehabilitation projects. Spatial organisation of landscapes and its function.
In such a landscape, you have slow movement of resources rather than fast. Landscape function analysis manual electronic resource. Landscape functionality of plant communities in the impala. Help us improve this document pedoderm and pattern classes ppcs integrate observations of multiple soil and plant features. It provides a rapid, reliable, and easily applied method for assessing. The landscape function analysis lfa monitoring procedure was developed by david tongway for the australian rangelands, and has been utilised in this investigation to assess the impact of seepage. Landscape function analysis lfa is a monitoring procedure developed by the csiro. The first of these, according to csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its capacity to control its resources.
Nov 12, 2009 landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. As such, it complements existing procedures that assess condition. David tongway is a soil scientist and landscape ecologist who worked for australias commonwealth scientific and industrial research organisation csiro for 38 years. Can indices of landscape function analysis lfa be derived from groundbased spectroscopy. Landscape function analysis lfa lfa is a method developed by the csiro to measure landscape stability and ecosystem function and is used for monitoring mine site rehabilitation. Disturbances can disrupt the spatial distribution of vegetation causing a substantial loss of water by increasing landscape hydrological connectivity and consequently, affecting ecosystem function e. David tongway at the csiro and has been applied to mine site rehabilitation across the world. The interpretational framework is based on a sigmoidal response surface linking the lowest and highest.
Ecosystem function analysis landscape function analysis lfaefa is a long established and well received. Lfa examines the way physical and biological resources6 are acquired, used, cycled and lost from a landscape. Landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. Variations in hydrological connectivity of australian. Thanks to david mulligan, john morrell, david bowen cmlr, clive bell acmer and.
Landscape analysis is the process of describing and interpreting the landscape ecology of an area. Assessment of landscape function as an information. Hazelwood mine fire inquiry hazelwood info shared mailbox. Viewing rangelands as landscape systems springerlink. David tongway landscape function analysis rnc alliance. The landscape function analysis lfa method developed in australian rangelands by tongway. In such a landscape, you have slow movement of resources rather than fast movement, and high levels of resource. Pedoderm and pattern classes can have utility in croplands, especially where fallow periods are employed in dryland farming. Landscape function analysis lfa is a monitoring procedure that uses quickly. Ludwig and tongway, 1995isa widely accepted technique for assessing soil nutrient status in terrestrial environments. Spatial organisation of landscapes and its function in semiarid woodlands, australia. Furniss student no 0711251j research report submitted in partial fulfilment of the requirements for the degree of master of science by course work. It incorporates a quadratbased module soil surface condition that assesses the capacity of the soil to resist erosion, cycle nutrients and infiltrate water tongway, 1995.
View david tongway s profile on linkedin, the worlds largest professional community. Ecosystem function analysis landscape function analysis lfaefa is a long established and well received science based monitoring and assessment technique for rehabilitated mines sites in australia. Insights into ecosystem composition and function in a. The use of the soilsurface condition based landscape ecological functional analysis approach tongway and ludwig, 2006. Landscape function analysis landscape function analysis lfa is a monitoring procedure developed by the csiro. Landscape function analysis involves the assessment of 10 soil surface features at various points along a transect.
The book presents a fivestep, adaptive procedure for restoring landscapes that is supported by proven principles and concepts of ecological science. All content in this area was uploaded by david tongway on jan 05, 2014. Landscape resilience is the capacity of a landscape to recover rapidly from stress andor disturbance sd in my view, this is best achieved by managing landscapes to be highly functional. Thank you to david tongway who showed a true teachers touch in imparting his years of experience and his techniques of landscape function analysis with insight and gentleness, not to mention a herculean effort in the field. What are the landscape structures and processes operating in rangelands that allow us to better understand how limited resources, such as water and soil nutrients, are naturally conserved within these systems. He is an honorary fellow at csiros gungahlin laboratory in the australian capital territory. Landscape function refers to the capacity of landscapes to capture, retain and utilise resources tongway and ludwig, 1997b. A practical, lowcost technique for monitoring the health of. With a little homework, a landscape plan is within reach of most homeowners. Improving ground cover and landscape function in a semi.
Maintaining landscape resilience in production landscapes with overland flow control. The effect of rehabilitation on ecosystem services in the. Indeed, we found only one indexbased tool for the rapid assessment of ecosystem function, the landscape function analysis tongway and hindley, 2004. Bastin,3 and craig james 3 1tropical savanna crc and csiro, po box 780, atherton, qld 4883 australia, 2csiro, gpo 284, canberra, act 2601 australia, and 3csiro, po box 2111, alice springs, nt 0871 australia. Due to overgrazing in the sacrifice area, the soil lichen crust and nutrient cycling decreases 23 nutrient cycling of interpatch in 10 m from the watering point was 7. View david tongways profile on linkedin, the worlds largest professional community. Analysis is a prerequisite step for any planning, but is ongoing as planning proceeds. It is sustainable and landscape function analysis methodology. Csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its. Opportunities and constraints of functional assessment of.
However, for the ground cover, the use of landscape functional analysis tongway and hindley, 2004 should be explored as this is a more comprehensive technique, particularly for assessing. The purpose of landscape analysis and planning landscape analysis and landscape planning are closely related and overlapping practices. Grazing reduces the capacity of landscape function analysis. Rehabilitation of semiarid landscapes in australia. The rapid conversion of raw field data into useful information is a key design feature. Summary of the landscape function analysis indices obtained in the different. Site analysis david berle extension specialist designing a beautiful landscape for the home can be a very enjoyable and selfsatisfying experience. Restoring disturbed landscapes is a handson guide for individuals and groups seeking to improve the functional capacity of landscapes. Redistribution of resources from overgrazed to undergrazed.
A case study from gold mines on the highveld of south africa david g. In my view, this is best achieved by managing landscapes to be highly functional. Response of landscape function to grazing pressure around. Cervelli, former professor, landscape architecture plants as architecture plants with respect to architecture can perform two roles. Landscape function how does this landscape work as a biophysical system. Lfa monitoring has a proven record for adequately assessing rehabilitation to dmp standards. Before great ideas can become a plan, you must determine the limitations and assets of the site.
It incorporates a quadratbased module soil surface condition that assesses the capacity of the soil to resist erosion, cycle nutrients and in. Extended ecosystem function analysis the next step for. The aim was to characterise the spatial organisation of each landscape, and to account for that organisation in functional terms related to the differential concentration of scarce resources by identifiable processes. Spatial organisation of landscapes and its function in semiarid. The spatial organisation of three major landscape types within the semiarid woodlands of eastern australia was studied by a detailed analysis of gradientoriented transects gradsects. See the complete profile on linkedin and discover davids connections and jobs at similar companies. In fact, selective thinning of the vegetation patches from their edges can cause a higher impact on the landscape hydrological connectivity than spatially random disturbances. Dysfunctional landscapes lose excessive amounts of resources such as water and nutrients, resulting in lower production and negative feedback effects, further reducing landscape function tongway and ludwig, 1997b. Project muse teaching the assessment of landscape function. In this paper we take a fresh look at how to reach a predictable understanding of how rangelands work by viewing them as landscape systems 3. Landscape function analysis is a rapid assessment technique that has been used in the assessment of ecological functions in rehabilitation and restoration sites throughout the world. The arrows on the sketch indicate the more direct, longer, uninterrupted flow paths that tend to mobilize and transport more soil and. Landscape function analysis lfa can assist rehabilitation planning by identifying the suitability of soil and rock material for new landform production and topsoil deployment. In the current investigation, we aimed to assess the predicted impacts of aridity on ecosystem structure and functioning of a southern mediterranean stipa tenacissima steppe.
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