Zhongming Su
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View article: A Study on the Octad Pollen Development in Disepalum plagioneurum (Annonaceae)
A Study on the Octad Pollen Development in Disepalum plagioneurum (Annonaceae) Open
Octad pollen can be an important taxonomic character. Knowledge about the development of octad pollen, though, is very limited, and few reports have some contradictions. Disepalum is known for having octad pollen, but until now there is no…
View article: Mechanical Characteristic and Length Optimization of System Anchor in Loess Tunnel Based on Field Measurement and Analytical Solution
Mechanical Characteristic and Length Optimization of System Anchor in Loess Tunnel Based on Field Measurement and Analytical Solution Open
In this paper, field measurement is used to obtain the force of system anchor in its actual working condition and stress situation of system anchors in different parts of loess tunnel is analyzed based on field test results, indicating the…
View article: Laboratory Model Test Research on Mechanical Characteristics of Anchor in Loess Tunnel under the Action of Pull‐Out Load
Laboratory Model Test Research on Mechanical Characteristics of Anchor in Loess Tunnel under the Action of Pull‐Out Load Open
The deformation mode of loess surrounding rock of anchor under the action of pull‐out load and the shear stress distribution law of loess anchor and loess interface under the condition of different lengths anchor are studied by using the l…
View article: Effects of Heavy Metal: Copper on the Ultrastructure of Wheat
Effects of Heavy Metal: Copper on the Ultrastructure of Wheat Open
Copper was one of common soil contaminants in China. In order to research the stress mechanism of copper to wheat, the structure of subcellular in mesophyll cell were studied at different copper concentration and growth stage in natural co…
View article: The stress mechanism of zinc on the wheat
The stress mechanism of zinc on the wheat Open
To investigate the stress mechanism of zinc on the wheat, different concentrations of zinc were used to treat wheat, and the ultrastructure of mesophyll cells of wheat was observed by transmission electron microscope (TEM). The results sho…
View article: Seepage-Stress Coupling Analysis of Water-Rich Loess Tunnel
Seepage-Stress Coupling Analysis of Water-Rich Loess Tunnel Open
Through engineering example and using the FEM software GTS, water-rich loess tunnel excavation is analyzed without or with the grouting-reinforcement effect and different permeability coefficient of grouting-reinforcement structure.Influen…