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 8 of 8 for “"Plant-soil relationships"”.
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Development of root observation method by image analysis system
Knowledge of plant roots is important for determining plant-soil relationships, managing soil effectively, studying nutrient and water extraction, and creating a soil quality index. Plant root research is limited by the large amount of time and labor required to wash the roots from the soil and …
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Growth responses of selected plant species on serpentine soil of the western Sierra Nevada foothills
… examine the growth responses of various annual plant species on serpentine and non-serpentine soils from the Sierra Nevada foothills and the adjacent area. Various measurements were taken at intervals during the life cycle to determine the comparative growth patterns on different types of soil. …
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Studies of the mechanisms of stabilization of organic matter in semiarid soils
… of three mechanisms of stabilization of soil organic matter (OM) were studied. These mechanisms are (1) chemical recalcitrance, (2) physical stabilization by adsorption onto soil particles, and (3) physical stabilization by occlusion within microaggregates. Mechanisms 1 and 2 were studied …
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SLOPE AND EXPOSURE EFFECTS ON RANGE SITE INTERPRETATIONS (ARIZONA).
… for subsample sites. Environmental, complete soil descriptions, and vegetational composition data were taken. All data were analyzed using analyses of variance, ordination programs, and regression analyses to determine climate, soils, and vegetational relationships among exposures. The …
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Using Leaf Spectra to Elucidate the Taxonomy and Ecology of Living and Dried Plants
<p>Identifying plants and understanding of changes in plant communities are crucial to the conservation and management of nature. The shortwave spectral reflectance of leaves is a promising tool for rapidly identifying species at different taxonomic ranks and predicting important plant functional …
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Verticordia micropropagation through direct ex vitro rooting
… protocols to enhance survival of micropropagated plantlets. It was envisaged that these protocols would be successful in micropropagation, growth and survival of different V. grandis clones and possibly applicable to other Verticordia species. The elongation of in vitro Verticordia shoots on …