Soil water monitoring
The relationships of forest and watershed characteristics to soil water retention, storm, runoff, erosion, and wave attenuation in vietnam
... watersheds in Vietnam; and to determine peak discharge of these watersheds by the predictors of initial flow, rainfall, and rain intensity c) to identify the roles of forest cover on soil erosion ... (3) to analyze the relationship between watershed factors and runoff indices; and (4) to separately inspect rainfall dynamics and runoff relationships in...
Báo cáo lâm nghiệp: "Effect of single Quercus ilex trees upon spatial and seasonal changes in soil water content in dehesas of central western Spain" potx
... patterns of soil water content in dehesas in order to characterise the pattern of water consumption of trees, particularly during the summer, and (iii) to determine the nature of tree-grass interactions ... during the autumn and a less rapid drying during the spring Soil water content in dehesas 359 Figure Seasonal evolution of average soil water...
Báo cáo lâm nghiệp: "Evapotranspiration of a declining Quercus robur (L.) stand from 1999 to 2001. II. Daily actual evapotranspiration and soil water reserve" potx
... Mathieu [24] Table I summarises each plot’s basal area, LAI and SA for the years and for each type of species Total LAI was estimated from litter Evapotranspiration in a declining oak stand 1999 ... to leaf area development For periods of leaf area expansion and leaf fall, daily transpiration was calculated with an equation based on daily PET and on a relative...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediant Phần 1 ppt
... columns (Fig 1. 8): For the first cell (line 1, column 1) , x- and y-coordinates are chosen at random For cells 2, 3, 4, 5, and only the y-coordinates are chosen at random For cells 7, 13 , and 19 , only ... 233 11 .2 An Overview of Reporter Systems for Soil Bioremediation Application 235 11 .3 Single Point Measurements of Soil Contaminants 2 41 11. 4 Continuous On-Li...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 2 doc
... structure and organic matter storage CRC/Lewis, Boca Raton, pp 21 3 26 2 ISO 10381–1 (20 02) Soil quality – Sampling – Part 1: Guidance on the design of sampling programmes ISO 10381 2 (20 02) Soil quality ... separated into soil microbiological, fauna, plant, and biodegradation tests, and tests for the ecotoxicological characterization of soils and soil materials Storage...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 3 pps
... solution It is useful for both acid and calcareous soils and has been standardized (ISO 112 63 1994) There are several methods for the quantification of P in soil extracts and soil solution, namely, ... true for carbonate-rich soils, because decomposition of CaCO3 , which starts at temperatures of approx 500 ◦ C Therefore, the method is mainly recommended for sandy and car...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 4 doc
... samples/h Analysis time 20 min/run 30 min/run 30 min/run 60 min/run EPA SW- 846 method 40 30, 40 35 40 30, 40 35 40 30, 40 35 40 30, 40 35 Storage shelf life Ambient year Ambient year Refrigerated year Refrigerated ... blank and 50 µg/L of standard solution Normally multi-element standard solutions are used Prepare 10 mL of the calibration solution and add the internal standard as...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 5 ppt
... containing molasses and water, and install pumps and timer Prepare 3–4 replicates Weigh 150 g of sieved soil, 15 g of sawdust, and 15 g of complex substrate into a beaker, mix, and pour it into ... sp.: K3 EDTA (2 .5 mmol/kg of soil; stock solution concentration 50 %) and acetic acid (5 mmol/kg of soil; stock solution concentration 80%) • For Helianthus sp.: K3 EDTA (5...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 6 pot
... Molecular Techniques for Monitoring and Assessing Soil Bioremediation 213 16S rDNA PCR Primers Given the varying degrees of conservation of the16S rDNA gene for Bacteria and Archaea, 16S rDNA primers ... or diesel and higher range For soils, sediments, and water samples contaminated with gasoline, the appropriate extraction procedure is “purge -and- trap” analysis (Uhler e...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 7 docx
... pGemT-Easy primers T7 and Sp6 10 Molecular Techniques for Monitoring and Assessing Soil Bioremediation 2 17 to avoid amplifying E coli 16S rDNA genes Sequencing is usually performed by commercial ... 2004) Assemble the glass plates with spacers and clamps and secure to the casting stand 10 Molecular Techniques for Monitoring and Assessing Soil Bioremediation 223 Cl...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 8 pptx
... Biotechnol 40:753–755 Strickland TC, Sollins P, Schimel DS, Kerle EA (1 988 ) Aggregation and aggregate stability in forest and range soils Soil Sci Soc Am J 52 :82 9 83 3 Trevors JT, Cook S (1992) ... “i,” “a,” and “br” stand for iso, anti-iso, and unknown branching position of the carbon chain, respectively Midchain branching is noted by a prefix “10Me” for a 10-methyl fatty ac...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 9 pps
... fumigation-extraction Soil Biol Biochem 24:1 79 181 Ocio JA, Brookes PC ( 199 0) Soil microbial biomass measurements in sieved and unsieved soils Soil Biol Biochem 22 :99 9–1000 Plante AF, Voroney RP ( 199 8) Decomposition ... pesticides, and hydrocarbons (Schinner et al 199 3; Sparling 199 7; van Beelen and Doelman 199 7; Margesin et al 2000a, 2000b) A number of studies have demo...
Manual for Soil Analysis-Monitoring and Assessing Soil Bioremediation Phần 10 doc
... recommendations for soil storage with respect to soil fauna and higher plants in ISO standards Therefore it is recommended to store the soil samples under the same conditions as for testing of microbes and ... microbial biomass in soils and its activity The method is suitable for monitoring soil quality and evaluating the ecotoxicological potential of soils It can be use...
Báo cáo lâm nghiệp:" Comparison of soil water-contents as measured with a neutron probe and time domain reflectometry in a " ppsx
... TDR, also obtained a higher bias with higher q values Finally, Salas Comparison between neutron probe and TDR Table III Summary of the ANOVA results (two-way ANOVA with paired-values): (a) Probe ... be also explained (at least partially) in terms of the strong spatial variation in q measurements in the upper soil layers (the same point of the soil is not measu...
Báo cáo khoa học: "Water balance of a Southern Moravian floodplain forest under natural and modified soil water regimes and its ecological consequences" pps
... the stand (VT.stand) at the area of Astand Atree = Astand (VT.tree / VT.stand) crown ground plan, Actmax or similarly by the ground plan of root systems, Artmax, so that Atree = Actmax = Artmax ... water table and for a limited supply as if this source was theoretically unavailable Soil water was considered sufficient after winter in some of above cases and as if it Water...
Từ khóa:
- theory modelling and calibration of passive samplers used in water monitoring
- soil water and stream water chemical responses
- the soil water release characteristic
- energy of soil water
- soil water retention characteristic
- soil water content determination
- soil water analyses principles and parameters
- soil water desorption and imbibition tension and pressure techniques