Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 15 of 15 for “"High-yielding varieties"”.
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Agronomic, Phenological, and Physiological Responses of Old and Modern Soybean Varieties to Soil Moisture Deficit
… to examine the responses of two old, low-yielding ('Manchu' and 'Dunfield') and two modern, high-yielding varieties ('Williams' and 'Clark 63') to long-term soil moisture deficit.
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Idiosyncratic Income Shocks, Access to Credit, and Households' Welfare in an Agrarian Economy: Micro -Econometric Studies on Rural Households in Bangladesh
… to explain the continued use of traditional rice varieties some thirty years after the introduction of High Yielding Varieties (HYV). Commonly used theories to explain this observed behavior of farm households are portfolio selection, input fixity, safety first, and learning and farmers' …
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Conceptualizing technological change: technology transfer in the green revolution
… the 1960s and 70s as a result of the transfer of high-yielding varieties (HYVs) of seeds and a new culture of agricultural practice resulting in high productivity of the land. It is found that most of the examined models of technological change do not completely account for this process. It is …
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Sweet Potatoes Production and Poverty Reduction in Singida District: Empirical Evidence from Ihanja Division
… agricultural extension services, distribution of high-yielding varieties, and improved access to land and secure property rights.
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Agricultural Technolongy in Bangladesh: a Study on Non-Farm Labor and Adoption by Gender
… asset value, ratio of yield per decimal land of high-yielding to traditional variety of rice, HYV yield, local variety yield, and the ratio of variance of yield per decimal land of HYV to traditional or local varieties. The empirical findings suggest that the decision to adopt HYV technology is …
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The dynamics of Vietnam agriculture under changing conditions
… export status. Despite the rising application of high-yielding varieties, rice productivity growth slowed down. The sustainable development of Vietnam agriculture is facing additional challenges due to changing climate which is expected to affect several aspects of agriculture. To date, there has …
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Economics of small scale irrigation and resource use plans in the Bogra District of Bangladesh
… analysis gives positive net present values and high financial rate of return as a result of shifts in the cropping pattern towards the high yielding varieties of rice and as a result of low cost of investment for each tubewell. Sensitivity analysis even at 10 per cent increase in all costs, …
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Economics of small scale irrigation and resource use plans in the Bogra District of Bangladesh
… analysis gives positive net present values and high financial rate of return as a result of shifts in the cropping pattern towards the high yielding varieties of rice and as a result of low cost of investment for each tubewell. Sensitivity analysis even at 10 per cent increase in all costs, …
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An Ex Ante Analysis of the Effects of Transgenic Rice on Farm Households’ Nutritional Vulnerability in Bangladesh
… from poverty and under-nutrition. New crop varieties, such as those released during the green revolution in Asia, increased farmers' income and reduced the level of under-nutrition. In recent years, while the speed of the development of conventional breeding technology has slowed, …