Quantifying physical changes in near-surface soil during prescribed fireShow full item record
Title | Quantifying physical changes in near-surface soil during prescribed fire |
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Author | Anderson, Erik R. |
Date | 2016 |
Genre | Thesis |
Degree | Master of Science |
Abstract | Prescribed fires are conducted to reduce accumulated fuel loads and maintain fire-dependent vegetative species and wildlife habitats. Few studies have examined the impacts prescribed fires have on near-surface soil-water dynamics. Fire-induced changes in soil temperature, moisture content, water potential, infiltration capacity, and aggregate stability were measured during experimental fires (fuel loads: 0.5, 2, and 5 T acre??) and a prescribed fire conducted in the field (1.7 T acre??). Burns at fuel loads less than 2 T acre?? caused small changes in soil moisture content and water potential, while burns conducted at fuel loads greater than 5 T acre?? may reduce soil moisture content and prolong increased temperature in near-surface soil. Burns aimed to remove invasive vegetation should be conducted at fuel loads greater than 4.2 T acre?? to achieve the 60?C threshold for root mortality; however, land management may need to plan for erosion control in these burn situations. |
Link | https://repository.tcu.edu/handle/116099117/10912 |
Department | Environmental and Sustainability Sciences |
Advisor | Slattery, Michael C. |
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- Masters Theses [4144]
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