... DC, 503 pp Soil Survey Staff 1975 Soil Taxonomy SCS U.S Department of Agriculture Handbook 436, Washington, DC, 754 pp Taylor, N.H and Pohlen, I.J 1962 Soil Survey Method A New Zealand Handbook ... who did the sampling, where, when, and why; (b) information about the landscape; and (c) a summary of the soil horizon data (Soil Survey Staff 1951; Taylor and Pohlen 1962; Walmsley et al 1980; ... applicable to soil-related studies Table A1 is a list of basic information related to sample site and sampling method Landscape and soil profile attributes are listed in Table A2 and Table A3,
Ngày tải lên: 12/08/2014, 02:23
... Improving Soil Chemistry and Fertility Without Harming Soil and the EnvironmentSupervisors Dr Dedik Budianta and Dr Nguyen The Hung Abstract Soil has a very important role to the environment and if ... lead to soil degradation and soil destruction of the soil structure and the soil fertility However, with the proper use of liquid organic fertilizers (LOF) can bring back the life into the soil ... all living and non-living things standing including humans Soils are a combinations and interactions of solids (organic and inorganic materials includingmicroorganisms), liquid (water) and gas (air)
Ngày tải lên: 28/04/2016, 13:49
How to draw and paint anatomy
... entertainment and illustration industries for over 16 years With his wife Vanessa, he runs the Studio 2nd Street art school and is in demand as an art instructor at drawing and painting classes ... iliac crest and spirals down and around the inner wall o f the leg It acts as a major landmark, dividing muscle masses and surfaces like a fence between tw o gardens The iliotibial band does the ... what l’m painting although they know otherwise W ell, then, l’m a happy guy.” 1DRAKAR OCH DEMONER 15x22in, watercolour on paper Paul revels in the chance to paint rocks, stones and water, and these
Ngày tải lên: 27/08/2016, 13:48
Manual on integrated soil management and conservation practices
... Acidity Soil acidity depends on the parent material of the soil, its age and landform and the present andpast climates It can be modified by soil management Soil acidity is associated with several soil ... plant and its roots Early growth is retarded by clay soils with large andhard aggregates and by sandy soils that become massive and hard when they dry(“hardsetting” soils); • a structure, size and ... variations inthe soil moisture content The soils contract and wide cracks are formed when they dry out, andthey expand, turning very plastic and sticky when they are wet This soil movement may
Ngày tải lên: 07/04/2017, 15:46
Soil management and conservation for small farm
... farms Strategies and methods of introduction, technologies and equipment 77 A joint publication Land and Plant Nutrition Management Service FAO Land and Water Development Division and Agricultural ... forestry The main representative soil classes are: Cambisols andlithic soils and to a lesser extent Acrisols (podzolic soils in the Brazilian soil classification).Soils from extrusive volcanic rocks ... families Pro-Soil, a programme of incentives for soil and water management and pollution control forcommunities, groups and individuals, especially machinery and equipment adapted to soilconservation
Ngày tải lên: 07/04/2017, 15:46
Soil improvement and ground modification methods chapter 3 soil mechanics basics, field investigations, and preliminary ground modification design
... Well-graded gravel with clay and sand (or silty clay and sand) GP-GM <15% sand Poorly graded sand with silt ³15% sand Poorly graded gravel with silt and sand GC-GC <15% sand Poorly graded gravel ... clay) ³15% sand Poorly graded gravel with clay and sand (or silty clay and sand) GM <15% sand Silty gravel ³15% sand Silty gravel with sand GC <15% sand Clayey gravel ³15% sand Clayey ... gravel with sand GW-GM <15% sand Well-graded sand with silt ³15% sand Well-graded gravel with silt and sand GP-GC <15% sand Well-graded gravel with clay (or silty clay) ³15% sand Well-graded
Ngày tải lên: 05/01/2018, 17:20
Soil improvement and ground modification methods chapter 5 shallow compaction
... 5.6 Typical compaction curves for various soil types Soil 1, SW-SM; Soil 2, SM; Soil 3, SC; Soil 4, CL; Soil 5, SP; Soil 6, MH (volcanic ash). Trang 11and optimum water content high (as seen inFigure ... wide range of soil types, including dredged marine fills, deeploose sandy materials, unsaturated and saturated silty and clayey materials, col-lapsible soils, and rockfill (www.landpac.co.au) ... highest degree of compaction for clays andother cohesive soils The roller protrusions first compact and manipulatethe soil below the surface, and then as the soil becomes more compact,the feet “walk
Ngày tải lên: 05/01/2018, 17:20
Soil improvement and ground modification methods chapter 6 deep densification
... surrounding soils as the probe and soil achieve resonance (Massarsch and Fellenius, 2005) Degree of improvement of soil characteristics by VC is also dependent on spacing between penetration points and ... triangular grid of primary and secondary (and sometimes tertiary and quaternary) spacing, with a final grid spacing of between and m (6.5-13 ft), and vertical spacing between 0.3 and m (1-3.3 ft) (Wakeman ... project sites with a variety of compressible and nonuniform soils, including weak silts and clays, organic and marine deposits, 136 Soil improvement and ground modification methods Figure 6.17
Ngày tải lên: 05/01/2018, 17:20
Soil improvement and ground modification methods chapter 7 objectives and approaches to hydraulic modification
... WELL HYDRAULICS AND DEWATERING DESIGN In order to better understand the requirements and capabilities of a ing system, one needs to first understand the basics of well hydraulics and soilwater storage/discharge ... (Cedergren, 1989), and was described in terms of “modern” soil improvement by Casagrande (Turner and Schuster, 1996).The principles of electroosmosis (or electrokinetic dewatering) and someground ... exploration and therefore can be anticipated orplanned for in design Rainfall (especially if heavy or irregular) can causeflooding both during and following construction, and measures to handlethese
Ngày tải lên: 05/01/2018, 17:20
Soil improvement and ground modification methods chapter 8 geosynthetics for filtration drainage, and seepage control
... geosynthetic materials, and long-term flow compatibility Other primary functions, including separa-tion and soil reinforcement, are addressed inChapters 14,16, and17 A wealth of information and resources ... dams and canals), in large horizontal areas (e.g., golf courses, athletic fields, and plaza decks), and as drainage blan-kets beneath surcharge fills and embankments In order to prevent soil ... dissimilar soil types/gradations) and filtration of flowing water (into, through, or exiting a soil mass) Geotex-tiles may also provide significant reinforcement by providing tensile strength and shear
Ngày tải lên: 05/01/2018, 17:20
Soil improvement and ground modification methods chapter 9 preconsolidation
... transferred to the soil matrix, the soil consolidates, and settlement occurs Long-term settlement can be the most critical parameter for many types of construction over soft compressible soils The fundamental ... fundamental concept of preconsolidation is to load the soil prior to construction such that the soil can be compressed, thereby strengthening the soil and greatly reducing future settlement once the ... completed Consolidation settlement is a stress- and time-dependent process based on applied load and soil compress-ibility parameters, as well as geometry and drainage conditions Therefore, variation
Ngày tải lên: 05/01/2018, 17:20
Draw and paint 50 animals
... including: Rounds: no 1, and with short handles Filberts: no and 10 with short handles and no and with long handles Brights: no.10 (a stiff, short-haired flat brush) Shaders: no and 10, good for backgrounds ... painting session Oil Paint Brand Choices I like Grumbacher oil colors because they are archival and permanent with rich color and a smooth consistency There are many brands of oil paints available, ... White, Raw Sienna and Cadmium Orange Paint with a no round 3 Paint the Outline and Begin Detailing the Coat Paint the white highlighted outline of the cat with Titanium White and a no round, following...
Ngày tải lên: 24/02/2014, 10:50
Soil pH and Organic Matter pptx
... functions in the soil, including Examples of Soils Acid sulfate soils Forest soils Humid climate arable soils Calcareous soils Sodic soils pH scale 10 11 12 13 14 Common acids and alkalis Battery ... to understand plant nutrient availability and optimal growing conditions for specific crops, it is important to understand soil chemistry and interacting factors that affect soil pH Soil organic ... nutrient storage and soil aggregation SOM levels have declined over the last century in some soils as a result of over-grazing grasslands and the conversion of grasslands to tilled farmland This reduction...
Ngày tải lên: 05/03/2014, 21:20
SOIL EROSION AND CONSERVATION THIRD EDITION docx
... alternate wetting and drying, freezing and thawing and frost action, and biochemical Soil is disturbed by tillage operations and by the trampling of people and livestock Running water and wind are ... values are higher for non-cultivated land than for cropland and also vary with the type of vegetation cover, differences in soil structure and soil moisture and type of tillage (Poesen et al 2003) ... Yemen, where land abandonment occurred following droughts in the 1900s, the 1940s and between 1967 and 1973, and then increased markedly in the 1970s as people migrated to Saudi Arabia and the Gulf...
Ngày tải lên: 06/03/2014, 17:20
Digital Collage and Painting: Using Photoshop and Painter to Create Fine Art part 1
... Digital Collage and Painting This page intentionally left blank Digital Collage and Painting Using Photoshop and Painter to Create Fine Art Second Edition Susan ... Thousand Faces (1949) What form will the imagery take? Artists throughout time have used marble and stone for sculpture, canvas and panels for paintings, paper for drawing and printmaking, and ... transform into a painting I use both a photo manipulation program (Adobe® Photoshop®) and a painting program (Corel® Painter™) I will show you in Chapters and how I approach creating a painting digitally...
Ngày tải lên: 11/03/2014, 22:16
Digital Collage and Painting: Using Photoshop and Painter to Create Fine Art part 2
... mode Figure 5-89 Hand-colored layer only Painting in Painter™ Bring flattened colored version into Painter File > Clone Select all and delete Figure 5-90 Image cloned in Painter and painted background ... back and forth from the Blender painting of the windmills, as my source image, and the original image for the tree limbs and branches That allowed me to retain the painterly Blender painting and ... tools as painting tools, using this technique Painting in Painter™ Figure 5-116 Completed Blender painting Edges and Cloning Figure 5-117 Doctored original photo 311 312 Digital Collage and Painting...
Ngày tải lên: 11/03/2014, 22:27
Effect of sludge processing mode, soil texture and soil ph on metal mobility in undisturbed soil columns
... polyethylene tub A soil sample was then taken, preweighed masses of sludge were added and the soil and sludge were thoroughly mixed The soil/ sludge mixture was then returned to the soil column and ®rmly ... fragments (all soils were largely free of stones and pebbles), and stored in polyethylene bags Soil pH was determined in 1:1 soil/ distilled water suspensions, mixed at and 0.5 h and measured at ... Pollution 109 (2000) 327±346 Fig Old site Hudson (OS) and Hudson control (H) soil column percolate and soil pH, plotted by soil type and initial soil pH: *, OS5; *, OS7; !, OS natural; !, OS>7; &,...
Ngày tải lên: 16/03/2014, 00:07
Motor Vehicle Bodywork And Paint Repair manual pot
... not sticking and silicone spotting in paintwork, others long term such as poor adhesion of fillers, primer and paint Remove mouldings and other body fittings such as lamps, mirrors and bumpers ... the online body and paint repair manual Faulty masking can be one of the most obvious signs of a paint repair, leaving tell-tale paint on mouldings and trims, therefore time and attention paid ... the online body and paint repair manual All primer and filler coats are presumed to be thoroughly hard dry before any sanding and final preparation is carried out Final sanding before applying...
Ngày tải lên: 16/03/2014, 12:20
daewoo matiz 2000-2013 glass and mirrors - hệ thống cửa kính và kính chiếu hậu trên xe matiz đời 2000-2013
... DAEWOO M-150 BL2 GLASS AND MIRRORS 9L – 17 SPECIAL TOOLS AND EQUIPMENT SPECIAL TOOLS TABLE J-24402 Glass Sealant Remover D109E102 DAEWOO M-150 BL2 9L – 18 GLASS AND MIRRORS SCHEMATIC AND ROUTING DIAGRAMS ... DAEWOO M-150 BL2 GLASS AND MIRRORS 9L – 11 Remove the glass run from the front door D19E522 Remove the glass from the front door D Remove the glass retaining bolts (1) D Remove the glass (2) Notice: ... 9L – GLASS AND MIRRORS DESCRIPTION AND OPERATION STATIONARY GLASS INSIDE REARVIEW MIRROR Stationary glass consists of all the glass on the vehicle which is immovable...
Ngày tải lên: 28/05/2014, 13:10
coats & schauberger - the fertile earth - nature's energies in agriculture, soil fertilisation and forestry (2000)
... molecular evolution and an increase in the performance of qualigen-deficient and therefore over-fatigued blood and sap vessels On the other hand, if techno-academic pressure and heat-intensifying ... systems of land and forest management are largely responsible for the present climatic instability Mechanistic methods of regeneration and production, which have no truly long-term view and are wholly ... equitable and adequate supply of food to an expanding global population appear almost insuperable Despite the fertiliser and pesticide industry's extravagant claims, it is becoming more and more...
Ngày tải lên: 04/06/2014, 12:23