Microsoft1 excel template developed by david tongway. Spatial organisation of landscapes and its function in semiarid. 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. 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.
The rapid conversion of raw field data into useful information is a key design feature. 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. David tongway landscape function analysis rnc alliance. 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. Insights into ecosystem composition and function in a. Can indices of landscape function analysis lfa semantic scholar. View david tongways profile on linkedin, the worlds largest professional community.
Landscape function analysis manual electronic resource. Spatial organisation of landscapes and its function in semiarid woodlands, australia. 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. 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.
Pdf on jan 1, 2004, d j tongway and others published landscape. Response of landscape function to grazing pressure around. Csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its capacity to control its resources. 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. In such a landscape, you have slow movement of resources rather than fast. The use of the soilsurface condition based landscape ecological functional analysis approach tongway and ludwig, 2006. The purpose of landscape analysis and planning landscape analysis and landscape planning are closely related and overlapping practices. Potential impacts of aridity on structural and functional status of a southern mediterranean stipa tenacissima steppe. Spatial organisation of landscapes and its function. Practical methodology for landscape analysis and zoning. Maintaining landscape resilience in production landscapes.
Landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. Grazing reduces the capacity of landscape function analysis. 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. It was developed over 30 years by david tongway and other csiro scientists. 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. 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.
Hazelwood mine fire inquiry hazelwood info shared mailbox. 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. Landscape function analysis manual 6 distributed within it. David tongway at the csiro and has been applied to mine site rehabilitation across the world.
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. 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 ms julia pitts. Landscape function analysis lfa is a technique to rapidly determine. In such a landscape, you have slow movement of resources rather than fast movement, and high levels of resource. Indicators of soil surface processes for inventory. Variations in hydrological connectivity of australian. The effect of rehabilitation on ecosystem services in the. Extended ecosystem function analysis the next step for. Redistribution of resources from overgrazed to undergrazed. Cervelli, former professor, landscape architecture plants as architecture plants with respect to architecture can perform two roles. Spatial heterogeneity as an organizing principle in landscape dynamics 3.
The arrows on the sketch indicate the more direct, longer, uninterrupted flow paths that tend to mobilize and transport more soil and. David tongway is a soil scientist and landscape ecologist who worked for australias commonwealth scientific and industrial research organisation csiro for 38 years. 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. Soil and landscape processes in the restoration of rangelands. Assessing ecosystem function of restoration plantings in. Landscape function analysis lfa botanica consulting. The interpretational framework is based on a sigmoidal response surface linking the lowest and highest. Landscape function analysis uses soil surface indicators to assess the status of a given ecosystem in terms of functionality, that is, the degree to which resources tend to be retained, used, and cycled within the system tongway. Landscape function analysis lfa is a monitoring procedure that uses quickly. A thorough inventory and analysis of the site is important to determine the environmental conditions for plant growth and the best. Landscape function analysis lfa is a monitoring procedure that uses quickly determined. Furniss student no 0711251j research report submitted in partial fulfilment of the requirements for the degree of master of science by course work. The landscape function analysis lfa method developed in australian rangelands by tongway.
We assessed the functional status of each site by using the landscape function analysis lfa. Landscape functionality of plant communities in the impala. Lfa examines the way physical and biological resources6 are acquired, used, cycled and lost from a landscape. Terrain, vegetation and soils data were collected along each gradsect.
Landscape analysis and planning summary a component of. Thus, the application of ppcs in the field involves a degree of subjectivity, and class. As such, it complements existing procedures that assess condition. Analysis is a prerequisite step for any planning, but is ongoing as planning proceeds. Lfa is easy to learn and needs only simple field equipment, yet is based on careful scientific research. Biodiversity and functioning of arid ecosystems of tunisia. Lfa monitoring has a proven record for adequately assessing rehabilitation to dmp standards. It is sustainable and landscape function analysis methodology. With a little homework, a landscape plan is within reach of most homeowners. Landscape function analysis involves the assessment of 10 soil surface features at various points along a transect. It incorporates a quadratbased module soil surface condition that assesses the capacity of the soil to resist erosion, cycle nutrients and in.
Improving ground cover and landscape function in a semiarid. This article appeared in a journal published by elsevier. 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. 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.
Restoring disturbed landscapes is a handson guide for individuals and groups seeking to improve the functional capacity of landscapes. 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. He is an honorary fellow at csiros gungahlin laboratory in the australian capital territory. Landscape function analysis lfa is a monitoring procedure developed by the csiro. David tongway at the commonwealth scientific and industrial research organisation. 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 and monitoring landscape restoration or rehabilitation projects. A practical, lowcost technique for monitoring the health of.
Opportunities and constraints of functional assessment of. Indeed, we found only one indexbased tool for the rapid assessment of ecosystem function, the landscape function analysis tongway and hindley, 2004. 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. Landscape function refers to the capacity of landscapes to capture, retain and utilise resources tongway and ludwig, 1997b. Nov 12, 2009 landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. Can indices of landscape function analysis lfa be derived from groundbased spectroscopy. Assessment of landscape function as an information. Ludwig and tongway, 1995isa widely accepted technique for assessing soil nutrient status in terrestrial environments. Csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its. Thanks to david mulligan, john morrell, david bowen cmlr, clive bell acmer and. A case study from gold mines on the highveld of south africa david g. Landscape function analysis lfa can assist rehabilitation planning by identifying the suitability of soil and rock material for new landform production and topsoil deployment. Landscape function analysis lfa is a monitoring procedure that uses quickly determined field. Functional analysis of degraded rangelands as a means of defining appropriate restoration techniques.
Improving ground cover and landscape function in a semi. Landscape function analysis lfa is an inthefield, indicatorbased procedure that allows rapid assessment of how well a landscape works as a biophysical system. Landscape function analysis landscape function analysis lfa is a monitoring procedure developed by the csiro. Before great ideas can become a plan, you must determine the limitations and assets of the site. Ecosystem function analysis landscape function analysis lfaefa is a long established and well received.
See the complete profile on linkedin and discover davids connections and jobs at similar companies. David tongway canberra, australia professional profile. 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. 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. Landscape analysis is the process of describing and interpreting the landscape ecology of an area. Viewing rangelands as landscape systems springerlink. Summary of the landscape function analysis indices obtained in the different. 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. Project muse teaching the assessment of landscape function.
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. In my view, this is best achieved by managing landscapes to be highly functional. It provides a rapid, reliable, and easily applied method for assessing. Site analysis david berle extension specialist designing a beautiful landscape for the home can be a very enjoyable and selfsatisfying experience. View david tongway s profile on linkedin, the worlds largest professional community. Summary of results tables 17 when comparing vis for. Monitoring ecological indicators of rangeland functional. 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.
All content in this area was uploaded by david tongway on jan 05, 2014. Pedoderm and pattern classes can have utility in croplands, especially where fallow periods are employed in dryland farming. 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. Spatial organisation of landscapes and its function in. The book presents a fivestep, adaptive procedure for restoring landscapes that is supported by proven principles and concepts of ecological science. Can indices of landscape function analysis lfa be derived. 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. Landscape function how does this landscape work as a biophysical system. Grazing reduces the capacity of landscape function. Th ey can complement and reinforce the existing architecture of the house or structure, and they can create outdoor rooms. 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. See the complete profile on linkedin and discover david s connections and jobs at similar companies. This was referred to as the extended function analysis tongway n.
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