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 5 of 5 for “"N conservation"”.
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Continuous No-till Management: Implications for Soil Quality, Carbon Sequestration, and Nitrogen Conservation
… were to: i) quantify C sequestration rate and N conservation with duration of continuous no-till; ii) measure C stratification with continuous no-till as an indicator of soil quality; and iii) evaluate the Illinois soil N test (ISNT) for its value to predict fertilizer N needs of corn in …
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Evaluating Crop Physiological and Stand Age-Related Controls Over Soil Carbon and Nitrogen Dynamics In Perennial and Annual Grains
… pools, and 3) N sources and N conservation in first-year IWG (IWG-1), second-year IWG (IWG-2), third-year IWG (IWG-3) and annual wheat (Wheat). These studies illuminated age-related changes in IWG root growth and decomposition, and C uptake and partitioning. In the 0 – 15 cm …
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The role of cover crops in agroecosystem functioning
… on enhancing ecosystem services beyond soil conservation. Cover crop (CC) species function uniquely in their effects on ecosystem services when grown in monoculture or mixtures. This research integrated field experiments and a literature synthesis to evaluate the role of cover crops in …
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Development and Use of an Environmental DNA Tool to Monitor Recovery of the Critically Endangered Smalltooth Sawfish, Pristis pectinata, in the Northwest Atlantic
<p>The Critically Endangered Smalltooth Sawfish, <em>Pristis</em> <em>pectinata</em>, was once common in the tropical and subtropical waters of the Atlantic Ocean; however, following global declines in range and abundance over the past century, individuals were restricted to the waters of south and …
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DIRECT ENFORCEMENT ON THE HIGH SEAS: THE STRATEGY OF THE SEA SHEPHERD CONSERVATION SOCIETY
… the anti-whaling strategy of the Sea Shepherd Conservation Society (SSCS). Despite being relatively small and resource poor, this confrontational marine conservation organization has been successful in frustrating Japanese whaling in the Southern Ocean through the use of what it describes as …