Madhu Subedi

Madhu Subedi
James Hutton Institute

About

54
Publications
17,754
Reads
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918
Citations
Citations since 2017
2 Research Items
421 Citations
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20172018201920202021202220230204060
20172018201920202021202220230204060
20172018201920202021202220230204060
Introduction
Additional affiliations
January 2008 - December 2011
University of Wolverhampton

Publications

Publications (54)
Article
Full-text available
Background: Understanding stakeholders' perceptions is crucial to the development and implementation of any intervention. However, a structured approach to eliciting stakeholder insights into complex, multisector issues of food security, household environment and health is lacking in many low and middle-income countries. This qualitative, workshop...
Article
Soil temperatures from 1976 to 2010 are reported from two sites: Compton (UK) and Hohe Warte (Austria). Soil temperature at Compton significantly increased over the period 1976–2010; increases ranged between +0.04 degC and +0.08 degC year–1, depending on depth. Temperature increases were greater in winter. Mean annual temperature at Hohe Warte incr...
Article
Full-text available
Background Although linkages have been found between agricultural interventions and nutritional health, and the development of clean fuels and improved solid fuel stoves in reducing household air pollution and adverse health effects, the extent of the potential of combined household interventions to improve health, nutrition and the environment has...
Article
Holistic farming systems provide designs for the whole farm that make long term sustainable use of nutrients, water, labour, finances and energy. In using organic residues to produce energy, and safely recycling the digested residues back into the farming system, a biogas digester could be a central component of many holistic systems. This paper di...
Chapter
Full-text available
Although some 505 000 km3 of water falls as precipitation each year, global warming is changing global precipitation patterns, causing more extreme weather conditions, leading to the apparently contradictory conditions of both increased incidence and severity of droughts and heavy rainfall. This chapter reviews the main forms and mechanisms of prec...
Article
Full-text available
Diversity in the biophysical and socio-economic attributes of agricultural systems makes them uniquely niche based. Farmers are expert in local biophysical and socio-economic situations and can contribute in developing pragmatic indicators of agro-environmental development. During evaluation of an agricultural research project in Yunnan, China, loc...
Article
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Climate change continues to threaten the lives and livelihoods of small farmers of Nepal. Given the importance of Nepal's agriculture to the nation's economy, potential impacts of climate variability and change on national food security is a cause for concern. Notwithstanding this challenge, efforts are being made to identify the climate-change imp...
Article
Full-text available
Background Crop yields have to increase to provide food security for the world’s growing population. To achieve these yield increases there will have to be a significant contribution from genetic gains made by conventional plant breeding. However, the breeding process is not efficient because crosses made between parental combinations that fail to...
Article
Full-text available
This paper explores the contribution of biogeotextile mat production to household incomes and farmers' participation in, awareness of and perceptions of the benefits of biogeotextiles for soil and water conservation and agricultural production. Mat production can be a source of additional household income where wage rates are low, raw materials are...
Article
Full-text available
Biological geotextiles have considerable potential for soil erosion control, but few studies have been completed on their effects on aboveground biomass production. Hence, field experiments were conducted to investigate the hypothesis that the use of geotextile mats would increase aboveground biomass. We investigated the crop and weed aboveground b...
Conference Paper
Full-text available
Interest in the use of small scale biogas digesters for household energy generation and treatment and utilization of organic wastes in rural areas of Sub-Saharan Africa (SSA) has been increasing with numerous organisations promoting their adoption for both socioeconomic and environmental benefits. In this paper, we review energy production using sm...
Article
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Preliminary investigations suggest biological geotextiles could be an effective and inexpensive soil conservation method, with enormous global potential. However, limited quantitative data are available on the erosion-reducing effects of biological geotextiles. Therefore, the objective is to evaluate the effectiveness of biological geotextiles in r...
Article
Full-text available
A case study identified the factors affecting farmers' adoption of improved technologies extended by an agricultural development project in a rural village in Yunnan Province, China. Project effectiveness was influenced by: the success and appropriateness of recommended technologies and associated infrastructure development; the use of participator...
Article
Full-text available
Field and laboratory studies indicate that utilisation of biological geotextiles constructed from palm-leaves and other selected organic materials are an effective, sustainable and economically viable soil conservation technique. The three-year plus (1 July 2005–28 February 2009) EU-funded BORASSUS Project (contract no. INCO-CT-2005-510745) evaluat...
Article
Full-text available
To promote sustainable agro-environmental development in the highlands of South-East Asia, an international multidisciplinary research team examined the effectiveness of selected agronomic and soil conservation treatments (both modified and novel cropping practises) using farmer-managed runoff plots. The study sites were located in the highlands of...
Article
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Considerable emphasis has been placed on developing technologies for agricultural sustainability. Many bilateral projects are working to achieve this outcome. A desk review was conducted to study the importance of project duration for the effectiveness of sustainable agricultural projects. Longer-duration projects were successful in addressing more...
Chapter
Full-text available
Available studies do not allow comparison and quantification of the effects of organic fibre-based geotextiles (biomats) on runoff and water erosion rates under different agro-environmental conditions. Hence, this Chapter addresses this issue by comparing soil loss data obtained from field experiments (using different types of biomats) conducted in...
Article
Proceedings of the Green5 Conference, Vilnius, Lithuania 1 July - 4 July 2008 Mining has been the backbone of the South African economy since the late 19th century. Large volumes of mine waste, such as tailings, have been generated in some areas. Mine waste is highly susceptible to both water and wind erosion, it may create moderate to severe chemi...
Article
Full-text available
Proceedings of the Green5 Conference, Vilnius, Lithuania 1 July - 4 July 2008 The objective of the work reported is to evaluate the effectiveness of selected types of biological geotextile in reducing runoff and soil lossin continental, temperate and tropical environments. Laboratory simulations used various rainfall intensities, flow shear stresse...
Article
Full-text available
In Chinese with English abstract Experiments in-situ measuring the stabilization capability of soil by corn roots (10 cm and 20 cm) and bare soil square with anchor-shank tension meter and self-designed shear box were conducted. The results indicated that when an equally load was applied, the displacement of bare soil was higher that that of corn s...
Article
Full-text available
Significant achievements have been made in generating sustainable agricultural technologies in developing countries. Usually, these new technologies have been more effective in increasing production and productivity than existing technologies. However, many new technologies considered ‘effective’ have not been successful in alleviating the associat...
Article
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Increasing crop production, while maintaining sustainability, is a priority for agricultural development projects, particularly in developing countries. This study investigated the factors contributing to the effectiveness of agricultural development projects in improving the sustainability of cropping systems in a small upland watershed in south-w...
Article
Problems associated with land degradation are serious in China. Sloping land in South China has experienced a decline in crop productivity by 30-60% due to soil erosion and it has been predicted that most topsoil will be lost within the next 100 years if current erosion rates continue. Considering these situations, an agro-environmental research an...
Article
Full-text available
Soil temperature variations at different depths at a research site over a 25-year period (1982-2006) are discussed. Based on a database of 11,498 individual soil temperature measurements in loamy sand (Bridgnorth series) soils, soil temperature at the Hilton Experimental Site in Shropshire, UK, significantly increased between 1982 and 2006. The sur...
Article
Problems associated with land degradation are serious in China. Sloping land in South China has experienced a decline in crop productivity by 30-60% due to soil erosion and it has been predicted that most topsoil will be lost within the next 100 years if current erosion rates continue. Considering these situations, an agro-environmental research an...
Article
Accurate precipitation measurements are essential for many hydrological and hydrogeological management strategies. Precipitation at the Hilton Experimental Site has been regularly measured since 1982. This paper summarises 157 rain gauge years of precipitation data, recorded between 1982 and 2006, using 11 rain gauges on the 0·5 hectare site. Preci...
Article
Full-text available
In Chinese with English abstract Experiments of in-situ measuring the stabilization capability of soil by rape roots in 10 cm depth with the anchor-shank tensiometer and self-designed shear box were conducted. The results showed that when a 3.5 KN load was applied, the displacements of sample plot 1 (roots density = 1.11 kg/m3), sample plot 2 (root...
Conference Paper
Full-text available
Field and laboratory studies indicate that geotextile mats constructed from palm leaves are an effective, sustainable and economically viable soil conservation technique. The three-year (2005-08) EU-funded BORASSUS Project (Contract Number INCO-CT-2005-510745) is evaluating their long-term effectiveness in controlling soil erosion and assessing the...
Article
Full-text available
Plant breeding efficiency is increased by better taking into account the needs of the clients. This can sometimes be helped by involving farmers in selection in the segregating generations. We describe a rice-breeding programme in Nepal where the use of simple breeding methods optimised the benefits from such collaboration. Farmers grew in their fi...
Chapter
Soil conservation on the highland red soils of Southern China is essential for sustainable agroenvironmental development. The effectiveness of soil conservation treatments developed in runoff plots was investigated in farmer-managed plots on a natural catchment. This was achieved by the development and scientific evaluation of modified and novel cr...
Chapter
This book reviews "participatory" or "collaborative" plant breeding and presents case studies. It also addresses three key issues: (1) what is the nature of plant breeding knowledge, in theory and practice?; (2) in what ways are farmers' and plant breeders' knowledge similar or different?; and (3) what are the implications for successful plant bree...
Article
Lack of information about the specific environmental adaptation of cover crop species remains a serious constraint in the efficient design of agronomic experiments examining options for more suitable and more sustainable management of hillside farming systems in the tropics. Predictive models of crop phenology for cover crop species exist but how r...
Article
Models, which predict the duration between sowing and reproductive maturity, are used to examine the suitability of cover legumes for use in farming systems of the mid-hills region of Nepal. The National Agricultural Research Council hill research institutes at Hattiban, Lumle, and Pakhribas were selected for study. In addition, the temperature reg...
Article
Full-text available
To enhance the diversification of rice varieties for the specific needs of farmers through a participatory varietal selection (PVS) approach, four pre-release and one released chaite rice varieties were distributed in 20 villages of the Western Hills of Nepal in 1991. A survey conducted during June 1993 found that varietal diversity increased in al...
Article
Full-text available
Two field experiments were carried out at the Khairanitar Farm, Nepal during the winter season of 1993 to investigate whether wheat genotypes differ in their sterility response to low soil boron and whether boron added to soil can correct sterility. A nursery consisting of 41 diverse genotypes from Nepal, India, Bangladesh, Thailand, China, Pakista...
Article
Full-text available
Spikelet sterility in wheat (Triticum aestivum L.) is emerging as a production threat in different parts of Nepal. This study was aimed at determining the effects of sowing date and boron application in controlling spikelet sterility in four different genotypes of spring wheat in a rice-wheat system in the western hills of Nepal. Four genotypes of...
Article
Leaf appearance in crop plants is an important process involved in canopy development. The environmental control of leaf appearance has not been studied in cowpea [Vigna unguiculata (L.) Walp.]. This study was conducted to determine whether photoperiod has any effect on the rate of leaf appearance (RLA) and to determine the phyllochron and its base...
Article
Full-text available
Maize (Zea mays L.) is the most important crop in the hill farming system in Nepal. It plays an important role in the livelihood of the people living in the hills. The hilly area of the Palpa, Gulmi, and Arghakhanchi districts extending towards Pyuthan and further west has a unique geophysical environ- ment, which is different from other maize-grow...
Article
Full-text available
Field and laboratory experiments has shown that geotextile mats made from palm leaves are an effective, sustainable and economically-viable soil conservation method, with huge global potential. The EU-funded BORASSUS Project (2005-09; Contract Number INCO-CT-2005-510745) is evaluating the long-term effectiveness of biogeotextiles in controlling soi...
Article
A thesis submitted in partial fulfilment of the requirements of the University of Wolverhampton for the degree of Doctor of Philosophy. Continued increase in population and escalating environmental degradation have changed the priorities of agricultural development projects in developing and emerging countries towards both increasing production or...

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