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Iowa State University

2018

Plant Sciences

Graduate Theses and Dissertations

Algae

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The Horticultural Potential Of Wastewater-Grown Algae Fertilizers, J Austin Gimondo Jan 2018

The Horticultural Potential Of Wastewater-Grown Algae Fertilizers, J Austin Gimondo

Graduate Theses and Dissertations

This thesis comprises five chapters and details the evaluation of wastewater-grown-algae-based materials as plant fertilizers in container-crop production. Chapter one provides context for the thesis followed by a detailed review of literature relevant to bio-based fertilization and the use of algae to treat wastewater. Chapters two through four are manuscripts intended for submission to HortScience. Chapter two details the production of three container-grown crops with pellets or pastes of wastewater-grown algae as a fertilizer source. Evaluation of extruded algae-and-bioplastic materials as fertilizers for three container-crops and for turfgrass are reported in chapters three and four, respectively. The final chapter synthesizes ...