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Sunday, August 2, 2020 | History

2 edition of Plant indicators of slope instability found in the catalog.

Plant indicators of slope instability

Michael Walter Pole

Plant indicators of slope instability

by Michael Walter Pole

  • 94 Want to read
  • 32 Currently reading

Published .
Written in English

    Subjects:
  • Slopes (Soil mechanics),
  • Erosion.

  • Edition Notes

    Statementby Michael Walter Pole.
    The Physical Object
    Paginationvii, 70 l. :
    Number of Pages70
    ID Numbers
    Open LibraryOL16748399M

    5th European Conference on Permafrost - Book of Abstract, pp. , Le Bourget du Lac cedex: Laboratoire EDYTEM, Research Collection An experimental investigation of plant-induced suction and its implications for slope stability. Changes in plant demographics should be the criterion used to evaluate recovery mechanism activities. Experience with and testing of indicators of the functioning of recovery mechanisms are limited. Various indicators of plant demographics, however, have been commonly used .

    Generic Hydric Soil Indicators: (1) Histosols and soils with histic epipedons (organic accumulation). O horizon >= 8 in thickness. (2) Sulfidic material (H2S, "rotten eggs") present within 12 inches of the soil surface (reduced sulfur).File Size: KB.   The biomass productivity of the energy willow Salix viminalis as a short-rotation woody crop depends on organ structure and functions that are under the control of genome size. Colchicine treatment of axillary buds resulted in a set of autotetraploid S. viminalis var. Energo genotypes (polyploid Energo [PP-E]; 2 n = 4 x = 76) with variation in the green pixel-based shoot surface by:

      It is more than half a century since the publication of R. A. Bagnold’s classic book The physics of blown sand and desert dunes, and it is a tribute to the quality of Bagnold’s work that many of the fundamental principles which he developed - main valid today. His book continues to be essential reading for any serious s- dent of aeolian processes. MASS WASTING CONCEPT. The term mass wasting (sometimes called mass movement) encompasses a broad array of processes whereby earth material is transported down a slope by the force of gravity. It is related closely to weathering, which is the breakdown of minerals or rocks at or near Earth's surface through physical, chemical, or biological processes, and to erosion, the transport of material.


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Plant indicators of slope instability by Michael Walter Pole Download PDF EPUB FB2

Slope stability analysis used in geotechnical practice investigate the equilibrium of a soil mass tending to move downslope under the influence of gravity.

A comp arison is made between forces, moments, or stresses tending to cause instability of the mass, and those that resist instability. The influence of plant diversity on slope stability was investigated at early phases of succession in a mixed forest in Sichuan, China.

The first phase comprised big node bamboo (Phyllostachys. Thus, the study suggests that SWC and RLD could be used as indicators of slope stability and has the potential to predict slope failure in the future.

Discover the world's research 17+ million members. Soil Quality Indicators: Aggregate Stability USDA Natural Resources Conservation Service April What are soil aggregates.

Soil aggregates are groups of soil particles that bind to each other more strongly than to adjacent particles. The space between the aggregates provide pore space for retention and exchange of air and Size: 25KB.

The crest of the slope is convex, while the base of the slope is concave. This type of slope contains a thick soil cover. Non-resistant Rock -- Semi-humid Region. Slope Stability (a lesson in physics) When is a slope not stable. Slope stability is based on the interplay between two types of forces, driving forces and resisting forces.

Driving. Full text of "Slope stability in road construction: a guide to the construction of stable roads in western Oregon and northern California" See other formats. In this book, we focus on the use of vegetation to stabilize soil on slopes prone to mass movements.

Before a plant can be chosen for a particular function, its physical and hydrological properties must be determined, thus the root architecture of grasses, shrubs and trees are described and the soil hydrological and mechanical factors which.

average crop yields are in gradual decline. In spite of improved plant breeding, the rates of rise in potential yield are slowing down. Problems caused by erosion and lowland flooding are more frequent, providing evidence of ecological instability in upland areas. Water tables are falling as a result not only from drought, but also from Size: 1MB.

Slope and Foundation Instability Instability of embankment dams or their foundations may occur as a result of (1) extended periods of high reservoir level that result in high pore pres- Embankment Dams sures within the embankment, (2) rapid drawdown of the reservoir from a high level, (3) earthquake shaking, or (4) deterioration of.

Increasing pea (Pisum sativum) seed nutritional value and particularly seed protein content, while maintaining yield, is an important challenge for further development of this crop. Seed protein content and yield are complex and unstable traits, integrating all the processes occurring during the plant life cycle.

During filling, seeds are the main sink to which assimilates are preferentially. Daniel A. Vallero, Geoffrey Blight, in Waste (Second Edition), Seepage. Seepage from the pond of a storage through the outer wall can cause slope instability because it weakens the tailings by increasing water pressures in the slope (i.e., by a rise in the phreatic surface).

The same effect can occur if the storage is built too rapidly, so that the “rate of rise” in meters per. book, and to distribute in mimeograph form. With the introduction of the Forest Practices Code of British Columbia Act and Regulations, the field cards and corresponding handbook required.

Purpose - The purpose of this paper is to attempt to generate a better, systematic and scientific understanding of the basic reasons behind slope instability to help in developing the basic principles of landslide hazard zonation, monitoring and forecasting of landslide hazards for better and more effective landslide hazard mitigation and by: 3.

Full text of "Plant indicators: the relation of plant communities to process and practice" See other formats. A series of ecological indicators is used to evaluate and measure land quality: land soil quality, land soil stability, land landscape function, land infiltration, land infiltration rate, land runoff, land vegetative cover, land rills and gullies, land pedestals and terracettes, land bare ground, land litter, land soil surface loss, land plant.

Plant form and structure 5 Types of slope instability • The effects of vegetation • Stabilisation of soil slopes • Plants as indicators vi CIRIA C Bibliography and references Appendices Al Plants with good bioengineering properties suitable for use in the UK About this book.

This guide gives the background to bioengineering and practical information on the design and implementation of vegetative methods for slope stabilisation, water erosion control, watercourse and shoreline protection, wind erosion control.

The linear regression is shown (solid line), as is a reference line with slope of 1 (dotted). P value represents the significance of difference between slope of the experimental regression line and the reference line.

(B) As in (A), except for repression efficacies measured at the protein level (n = 26).Cited by: safe, practical, and cost effective solutions to rock instability/ground control* issues is the basic aim of this guideline and of Regulation The regulations require that mine management is able to demonstrate that it has adopted "sound practice +" in the field of geotechnical engineering as applied to open pit mining.

The. Deals in detail with the full range of elements appropriate to hillslope research. It develops several key themes in an attempt to bring together the very latest advances in hillslope research. Hydrological, solute, soil, gully and slope stability processes together with processes in tropical, semi arid and periglacial environments are all accorded major sections in the book.

Written by. Mass wasting, also known as slope movement or mass movement, is the geomorphic process by which soil, sand, regolith, and rock move downslope typically as a solid, continuous or discontinuous mass, largely under the force of gravity, frequently with characteristics of a flow as in debris flows and mudflows.

Types of mass wasting include creep, slides, flows, topples, and falls, each with its.This volume contains peer-reviewed papers from the Third World Landslide Forum organized by the International Consortium on Landslides (ICL) in June The complete collection of papers from the Forum is published in three full-color volumes and one mono-color volume.Buy Geotechnical Slope Analysis (): NHBS - Robin Chowdhury, Phil Flentje and Gautam Bhattacharya, CRC Press.