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