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.
Results
Showing 1 to 4 of 4 for “"site nitrogen"”.
-
Differential Canopy Leaf Flushing and Site Nitrogen Status Facilitate Invasive Species Establishment in Temperate Deciduous Forest Understories
… leafing as well as canopy transmission and site-nutrient availability in these understories. Six canopy types were used: <em>Populus tremuloides</em> (quaking aspen), <em>Acer saccharum </em>(sugar maple), <em>Quercus </em>spp./<em>Carya </em>spp. (oak/hickory), <em>Fraxinus americana …
-
The Binding Pockets of QA and QB in the Photosynthetic Reaction Center of Rba. sphaeroides Probed by Pulsed EPR
… for wild type and a mutant reaction centers. Nitrogen ESEEM modulations showed different nuclear couplings between the QA and QB sites. Both quinone sites showed two strongly coupled nitrogen nuclei. However, the hyperfine interactions were greater in magnitude at QA while the QB site showed a …
-
Loblolly Pine (Pinus taeda L.) Plantation Response to Mechanical Site Preparation in the South Carolina and Georgia Piedmont
Site preparation is fundamental for establishing loblolly pine (Pinus taeda L.) plantations, but long-term sustainability of plantations established using mechanical treatments is in question because of concerns regarding soil tillage and the removal of harvest residue and soil organic matter. A …
-
How availability and quality of nectar and honeydew shape an Australian rainforest ant community
… plant species, although most ant species visited a broad spectrum of plants that strongly overlapped between different ants. Trophobioses were much more specialised at the study site, and some ant species attended certain trophobionts exclusively. On each plant individual, only a single ant …