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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

The effects of different cutting heights, mulching and burning on the control of bellyache bush (jatropha gossypifolia L.) applicable in East Timor

Guterres, Acacio da Costa January 2008 (has links)
Since bellyache bush invaded to East Timor it has significantly reduced crop and animal production and consequential loss of income from farm enterprises. Methods of control of bellyache bush chosen should be appropriate to the poor economic position of the farmers. An integrated method of controlling bellyache bush involving slashing combined with mulching and or burning is low cost and is widely used by the Timorese farmers. Although these practices are commonly used to control weeds, there are still many problems that appear in the field during and after weed control. For instance, rapid regeneration of cut stems and production of less fuel than mixed stands to support burning management. / Therefore, the objective of this study is to investigate mechanical control such as cutting stems at different heights and cutting stems at different heights in combination with mulch, handpulling and mulching of small plants and mulching of seedlings. This study also investigates bellyache bush properties as a fuel for burning management in the late dry season to control its infestations. / Mechanical control of bellyache bush plants was undertaken south of Darwin at Acacia (12º45’S, 131º09’E) which has an annual average rainfall of 1588.1 mm and Channel Island (12º33’S, 130º51’E) which has annual rainfall of 1713.9 mm. This study was conducted from January 2007 to February 2008. All bellyache bush plants were cut off at different heights according to treatment 0cm (ground level), 10cm, 20cm, 30cm, 40cm and uncut plants considered as a control. / The results indicated that all cutting treatments achieved 100% mortality under low canopy cover, irrespective of season. While, under high canopy cover bellyache bush plants only achieved 100% mortality if cut at 0cm and 10cm height. Stems cut at 20cm, 30cm and 40cm heights re-sprouted in the dry season. Hand-pulling completely killed small plants while mulching did not. Mulching achieved a partial kill of seedlings however it stimulated seedling emergence in the wet season, irrespective of site. / The use of bellyache bush as a fuel for burning management was studied. The study was undertaken at Channel Island, Acacia and Katherine (14º22’S, 132º09’E). The latter has a mean annual rainfall of 875 mm. All bellyache bush plants in the plot were cut in May. Five 1m x 1m quadrat samples were selected within a 10m x 10m plot to measure wet weight and dry weight for the curing rate calculation. In addition, 15 of the cut stems were randomly selected to measure re-sprouting. From five randomly selected 25cm x 25 cm quadrat samples were taken to calculate the weight of fine fuel (less than 6mm in diameter), medium (6mm-25mm) and coarse (greater than 25mm). Heat yield of fuel combustion of this material was calculated by using a bomb calorimeter (As 10-38.5 leco 350 calorimeters). / The results indicated that cut stems of bellyache bush from a low canopy cover site had 7 percent moisture content while stems from a high canopy cover site had a 66 percent moisture content by the end of the dry season. The proportion of these stems in the site with low canopy cover re-sprouted significantly less than those in the high canopy cover site. The fuel load at bellyache bush monoculture had less fine, medium and coarse fuel compared with tropical savanna fuel. However, results from this study indicated that it had a similar heat yield of combustion to other plants in the tropical savanna. / A study of the use of fire as a control tool for bellyache bush was undertaken at Acacia and Katherine from May 2007 to February 2008. This study was carried out on established plants of bellyache bush. The experiment was undertaken in three 10m X 10m plots at each of the two sites. The experiment consisted of three treatments namely: cutting stems at 30 cm and followed by burning, uncut plants plus burning and unburnt plants considered as a control. Each of 20 pieces of bellyache bush stems were randomly selected for fine 0-6 mm, medium 6-25 mm and coarse 25 mm fuel. All these pieces were weighed before and after fire to calculate fuel consumption. Fire intensity was calculated by using Byram’s fire intensity equation. Fifteen soil temperature sensors were buried under uncut plants before burning. After burning all soil temperature sensors were dug out the temperature read and used to calculate fire temperature. Plant mortality was calculated by counting live bellyache bush plants before and after fire. Seed germination and seed recruitment was calculated by counting all seedlings within five 1m x 1m randomly chosen quadrats. / The results show that fire consumed all bellyache bush stems in the late dry season burning. Fire intensity of bellyache bush fuels was quite low compared to other tropical savanna fuel. Soil temperatures ranged between 54.17ºC to 126.13ºC. All bellyache bush plants were completely killed by the fire treatment, but fire stimulated seedling emergence in the following wet season. It was concluded from the results of the experiments that mechanical control slashing system may provide a suitable fuel for the burning management if cut early in the dry season. By late in the dry season bellyache bush plants cut early in the dry season have a low moisture content are completely cured and able to support fire spread of adequate intensity to destroy the plants.
2

Sociálně - politická analýza příčin zadluženosti občanů / Socio-political analysis of the causes of indebtedness of citizens

Bartesová, Gabriela January 2015 (has links)
The thesis "Analysis of the Causes of Over-Indebtedness" consists of a detailed analysis of issues leading up to over-indebtedness. It also aims to point out the most serious consequences of over-indebtedness. The thesis brings attention to the relation between causes and effects which, in many cases, take the form of the opposite and vice versa. The boundary between cause and effect can often be indistinct, and it is essential to distinguish between the two in order to find a solution for an over-indebted client. The theoretical part of the thesis deals with the issue of a loss of income which may lead to over-indebtedness, draws attention to the important role of education in the area of financial literacy, and notes on the most serious consequences of over-indebtedness, which it sees in the loss of housing, homelessness, and other negative effects. The research part concentrates on a social group which belongs to one of the most threatened with social exclusion, welfare applicants. The research attempts to analyse their debt situation in relation to their age, education, housing, unemployment period, willingness to change their situation, and willingness to repay their debt.
3

Deliktuele skadevergoeding vir die verlies van die moontlikheid om 'n stoflike saak te gebruik

Smit, Cornelia 11 1900 (has links)
Text in Afrikaans / Summary in English / Until recently damages were only awarded in South African law for the loss of an object which was utilised for the generation of income. In Kellerman v South African Transport Services' damages were awarded for the first time for the loss of use of an object, which was used for non-business purposes. In this dissertation the writer aims to indicate that the personal loss that a plaintiff suffers by the loss of the object is so closely related to the physical possession through which it is served, that the Jaw should protect such personal interest. In such circumstances damages should be awarded in principle, irrespective of whether the plaintiff used the object for business purposes or whether he indeed hired a substitute or not. There is room in the South African law for development in the area of delictual damages for the Joss of the possibility to use a material object. / Private Law / LL.M.
4

Deliktuele skadevergoeding vir die verlies van die moontlikheid om 'n stoflike saak te gebruik

Smit, Cornelia 11 1900 (has links)
Text in Afrikaans / Summary in English / Until recently damages were only awarded in South African law for the loss of an object which was utilised for the generation of income. In Kellerman v South African Transport Services' damages were awarded for the first time for the loss of use of an object, which was used for non-business purposes. In this dissertation the writer aims to indicate that the personal loss that a plaintiff suffers by the loss of the object is so closely related to the physical possession through which it is served, that the Jaw should protect such personal interest. In such circumstances damages should be awarded in principle, irrespective of whether the plaintiff used the object for business purposes or whether he indeed hired a substitute or not. There is room in the South African law for development in the area of delictual damages for the Joss of the possibility to use a material object. / Private Law / LL.M.
5

Covid-19 och svenska elitidrottsklubbar : En kvalitativ intervjustudie om svenska elitfotbolls- & elithockeyklubbars finansiering och ekonomiska åtgärder till följd av pandemins ekonomiska effekter

Bergqvist, Viktor, Sharifan, Ilia January 2022 (has links)
Syftet med denna studie är att genom intervjuer med företrädare för svenska elitidrottsklubbar, inom fotboll och ishockey, beskriva vilka ekonomiska åtgärder som vidtagits på grund av intäktsbortfallen till följd av Covid19-pandemin, samt vilka konsekvenser det har haft för klubbarnas finansiering och deras syn på risker med finansieringen. Pandemin har medfört ekonomiska påfrestningar med stora intäktsbortfall, vilket har satt klubbarnas finansiella verksamhet på prov. En verksamhet som redan präglas av idrottens ekonomiskt destruktiva konkurrens. Studien utfördes genom kvalitativ metod med en abduktiv ansats. Empiriinsamling skedde via fem semistrukturerade intervjuer med representanter från svenska elitfotbolls- och elithockeyklubbar, samt kringliggande organ som har direkt samröre med klubbarna. Intäktsbortfallen har framkallat ekonomiska åtgärder hos klubbarna i form av kostnadsbesparingar och alternativa intäkter, samt en mer kontinuerlig budgetering utifrån olika scenarion, baserade på eventuella restriktioners omfattning. Klubbarna anser att de har klarat sig bra rent ekonomiskt under pandemin. Detta härleds dock främst till stöd och bidrag från intressentgrupper som bidragit till deras ekonomiska motståndskraft. Trots att elitidrottsklubbarnas finansieringssätt visar sig vara riskfyllt, framför studien att klubbarna inte tar detta i beaktning då de kan förlita sig på stöd från intressentgrupperna vid tider av finansiella svårigheter. / The purpose of this study is to describe, through interviews with representatives of Swedish elite sports clubs in football and ice hockey, what financial measures have been taken due to loss of income as a result of the Covid-19 pandemic, and what consequences it has had for the clubs financing and their view of the risks with their financing. The pandemic has brought economic constraints on the sports clubs, due to large losses of income, which has put their financial activities to the test. Activities that are already characterised by the economically destructive competition of sport. The study used a qualitative method with an abductive approach. The empirical data was collected by conducting five semi structured interviews with representatives from the sports clubs themselves, and also from surrounding organisations with direct association with the clubs. The loss of income has resulted in measures such as cost reduction, finding alternative income sources and a more continuous budgetary planning, based on scenarios of possible restrictions. The clubs consider themselves to have endured the economic constraints, brought by the pandemic, fairly well. However, the main contributing factor to the clubs economic resilience is support from interest groups. Even though the way elite sports clubs are financed is considered to be risky, the findings of this study show that the clubs do not take this into consideration because they can rely on economic support from these interest groups in times of financial distress.
6

Forecast Modelling of Future Events that Affect the Repayment Capacity of Mortgages / Prognosmodellering för framtida händelser som påverkar återbetalningsförmågan för bolån

Nordlund, Alexander, Ålander, Niklas January 2019 (has links)
The Swedish Financial Supervisory Authority introduced new guidelines and regulations on March 1, 2019. These regulations induced Swedish banks and other creditors to consider future events as a mean to improve their ability to determine the risk of debtors. A forecast generator was created as a tool to accomplish this. The constraints of this thesis limited the forecast generator to mortgages with four parameters: loss of income, pension, foreign currency and depreciation. The forecast generator was created by combining components of Vitec Capitex's existing mortgage calculator as well as by adding new components. The new components were utilized in advancing loans and budgets in time, as well as calculating a suitable income insurance in the case of a loss of income. Furthermore, the forecast generator could approximate the pension a debtor would receive when retired. The forecast generator could calculate the economic situation of debtors after a future event took place such as a loss of income or an early or late retirement. A suitable income insurance would prevent a debtor from insolvency in the case of an income loss. / Finansinspektionen införde nya riktlinjer och föreskrifter den 1 mars 2019. Dessa föreskrifter anvisade banker och andra borgenärer att ha ett framåtblickande perspektiv för att förbättra deras förmåga att bedöma gäldenärers risk. En beräkningsmotor skapades som ett verktyg för att genomföra detta. Avgränsningarna för denna avhandling begränsar beräkningsmotorn till konsumenter som köper bostadskrediter med fyra parametrar: inkomstbortfall, pension, utländsk valuta och värdeminskning. Beräkningsmotorn skapades genom att kombinera komponenter från Vitec Capitex's existerande beräkningsmotor samt genom att lägga till nya komponenter. De nya komponenterna användes för att beräkna lån och budget för gäldenärer över tid, samt beräkna en passande inkomstförsäkring utifrån ett inkomstbortfall. Vidare kunde beräkningsmotorn approximera en pensionsinkomst efter gäldenären gått i pension. Beräkningsmotorn kunde även beräkna den ekonomiska situationen för gäldenärer efter en framtida händelse inträffat som inkomstbortfall eller en tidig pension. En lämplig inkomstförsäkring skulle skydda en gäldenär från obestånd ifall ett inkomstbortfall inträffat.

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