Soil Texture |
Silt, Sand, Clay |
Robinson Pipette Method |
Aubert et al. (1954Aubert G, Ollat C & Pinta M (1954) Analytical methods currently used at IDERT soil laboratories. Available at: Available at: http://www.documentation.ird.fr/hor/fdi:11213
. Accessed on: April 2, 2019. http://www.documentation.ird.fr/hor/fdi:...
) |
Bulk Density |
BD |
Ring Sample |
Blake & Hartge (1986Blake GR & Hartge KH (1986) Methods of soil analysis part I: Physical and mineralogical methods. In: Klute A (Ed.) Bulk density. Madison, American Society of Agronomy . p.363-375.) |
Available Soil Moisture |
ASM |
Gravimetric |
Alam (2014Alam T (2014) Optimization management of clove, cacao and cardamom agroforestry system in Menoreh Mountain Area. Doctoral Thesis. Universitas Gadjah Mada, Yogyakarta. 63p.); Dwidjopuspito (1986Dwidjopuspito T (1986) Soil moisture prediction. Master Dissertation. University of The Philippines, Los Banos. 50p.) |
Permeability |
Perm |
Permeameter |
Blake & Hartge (1986Blake GR & Hartge KH (1986) Methods of soil analysis part I: Physical and mineralogical methods. In: Klute A (Ed.) Bulk density. Madison, American Society of Agronomy . p.363-375.) |
Chemical: |
|
|
|
pH H2O |
pH |
Ratio Soil : Aquadest = 1 : 2,5; pH Meter |
Van Reeuwijk (1993Van Reeuwijk LP (1993) Procedures for soil analysis. Wageningen, International Soil Reference and Information Centre. 4p.) |
Soil Organic Matter |
SOM |
Walkey and Black |
Black (1965Black CA (1965) Methods of soil analysis part 2. Madison, American Society of Agronomy. 771p.) |
Cation Exchange Capacity |
CEC |
Ammonium Acetate Extraction |
Hajek et al. (1972Hajek BF, Adams F & Cope Jr JT (1972) Rapid determination of exchangeable bases, acidity and base saturation for soil characterization. Soil Science Society of America Journal , 36:436-438.); Van Reeuwijk (1993Van Reeuwijk LP (1993) Procedures for soil analysis. Wageningen, International Soil Reference and Information Centre. 4p.) |
Electrical Conductivity |
EC |
Ratio Soil : Aquadest = 1 : 2,5; EC Meter |
Richards (1954Richards LA (1954) Diagnosis and improvement of saline and alkali soils. Washington, U.S. Salinity Laboratory Staff / Departement of Agriculture. 7p.) |
Available of Nitrate and Ammonium |
NO3
- and NH4
+
|
Devarda's Alloy Method |
Stenhom et al. (2009) |
Available of Phosphorus |
P |
Olsen Extract (Spectrophotometry) |
Olsen et al. (1954Olsen SR, Cole CV, Watanabe FS & Dean LA (1954) Estimation of available phosphorus in soils by extraction with sodium bicarbonate. Environmental Science, 939:242-246.) |
Available of Potassium and Sodium |
K and Na |
Ammonium Acetate Extraction; Flame Photometer |
Jones Jr (2001Jones Jr JB (2001) Laboratory guide of exercises in conducting soil test and plant analysis. Boca Raton, CRC Press. 191p.) |
Available of Calcium, Magnesium, Iron, Manganese, Copper and Zinc |
Ca, Mg, Fe, Mn, Cu and Zn |
Ammonium Acetate Extraction; Atomic Absorption Spectrophotometry (AAS) |
Jones Jr (2001Jones Jr JB (2001) Laboratory guide of exercises in conducting soil test and plant analysis. Boca Raton, CRC Press. 191p.); Van Reeuwijk (1993Van Reeuwijk LP (1993) Procedures for soil analysis. Wageningen, International Soil Reference and Information Centre. 4p.) |
Biology: |
|
|
|
Amounts of Bacterium |
AB |
Dilution-Plate |
David & Davidson (2014David AB & Davidson CE (2014) Estimation method for serial dilution experiments. Journal of Microbiological Methods, 107:214-221.) |
Amounts of Fungi |
AF |
Dilution-Plate |
David & Davidson (2014David AB & Davidson CE (2014) Estimation method for serial dilution experiments. Journal of Microbiological Methods, 107:214-221.) |