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 6 of 6 for “"Variety Adoption"”.
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Salt-tolerant rice variety adoption in the Mekong River Delta
… activities. Evidence is found of widespread adoption in salinity-prone areas, with CURE related varieties covering 47% of rice area in at least one of two growing seasons surveyed, but that adopting areas are highly clustered. Multivariate analysis reveals that location characteristics …
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The Study of Performance Persistency and Experience Effects on Hybrid and Variety Adoption Rates in Illinois
… on new cultivar and biotech seed adoption rates on individual farms are empirically estimated. Learning-from-own-experience is only useful if that experience persists over time. That is, if the performance of a seed type on a farm is not related to future performance of that seed …
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Public, Producer, Private Partnerships and EPR systems in Australian Wheat Breeding
… of varieties? (3) How do EPR rates affect wheat variety adoption? (4) Finally, how would uniform EPR rates, similar to those used in France, affect variety selection, total production and revenue if used in the Australian market? In addressing the first question I use existing literature and …
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Essays on innovation in the U.S. corn and soybean seeds
… pesticide use and genetically engineered (GE) variety adoption. The first essay quantifies the economic value of seed traits resistant to soybean cyst nematodes (SCNs) and an associated agricultural extension, Iowa State University SCN-resistant Soybean Variety Trials, that is designed to …
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Comparison of Variety Performance Trials and Farm Level Yield Gains of Wheat Varieties Adopted in Saskatchewan
… in Saskatchewan rely on information from variety performance trials to make informed decisions about new variety adoption, considering factors such as yield potential, weed, pest, and disease resistance, and climatic adaptability. These variety performance trials, however, are conducted …
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Staple Crop Diversity and Risk Mitigation - Potatoes in Bolivia
… 92). Because of the low rates of improved crop variety adoption in many LFA's, efforts are needed to understand farmer objectives and needs with respect to variety characteristics. The goal of this study is to determine how exposure to risk factors impacts potato planting decisions through …