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 “"Nitrogen in soil"”.
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Effects of phosphoroamides on transformations of urea nitrogen in soil
<p>The growing importance of urea fertilizer in world agriculture has stimulated research to find compounds that will retard hydrolysis of urea by soil urease and thereby reduce the problems encountered in use of this fertilizer. Numerous compounds have been patented or proposed as inhibitors of …
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Adsorbents as mitigators in the Transport System of Nitrogen in Soil
We will be investigating based on review the adsorption properties of Bentonite, Biochar and zeolite as possible soil absorbents. The three have the most extensive scientific findings to back them up. We will concentrate on the adsorption behaviors in this thesis by employing Freundlich and …
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Allelopathic Effects of Festuca Arundinaceae on the Growth of Juglans Nigra Seedlings
Experiments in which potted black walnut (Juglans nigra L.) seedlings were watered with leachate from dead fescue (Festuca arundinaceae Schreb.) tops resulted in reduced walnut root dry weight, with no effect on top growth. Leachate from live fescue, fescue roots, and green fescue leaves did not …
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Modelling New Zealand dairy farm systems to design greenhouse gas mitigation strategies
Dairy cattle in New Zealand account for about 17% of the country’s total greenhouse gas (GHG) load. As the nation progresses in its efforts to reduce these emissions, is likely that the dairy industry will face physical constraints and/or financial costs associated with their mitigation. For this …