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 4 of 4 for “"invasive aquatic plants"”.
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Microbial diversity of a nature reserve: eukaryotic microorganisms of Mere Sands Wood in N.W. England
… diversity and distribution in terrestrial and aquatic habitats. Lower microbial diversity was found in lake sediment associated with invasive aquatic plants and native monocultures. Taxon richness and diversity varied between different microhabitats and also at the replicate scale within a 1m2 …
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Essays on Empirical Industrial Organization and Environmental Economics
… models of demand and dynamic models of invasive species management. In the first chapter, I analyze claims of falling business travel demand in the US following the COVID-19 pandemic. I focus on the US domestic airline market in between 2019 and 2022 and construct a structural model of …
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Impact of human land-use and rainfall variability in tropical dry forests of southwest Madagascar during the late Holocene
… was followed by a short recovery of trees and C3 plants around AD 870 punctuated by a decrease in dry forest taxa around AD 980, possibly associated with the suggested expansion of pastoralism. After this period, the landscape became more open and grassier, as indicated by the dominance of C4 …
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Salvinia molesta: An Assessment of the Effects and Methods of Eradication
<p><em>Salvinia molesta </em>is an invasive aquatic fern. It is now the second worse aquatic invader in the world. Since the 1930s, it has invaded most tropical and some temperate countries. <em>S. molesta </em>plants grow vegetatively and can increase in size rapidly. <em>S. molesta</em> can form …