| Package | Analysis | Locations Available |
|---|---|---|
Mehlich 3 Extraction |
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| S3M | The preferred test package S1M plus ALL of the following: B, S, Fe, Mn, Cu, Zn, Na |
TN, IA, IL, NC, VA, FL*, PA* |
| S2M | S1M plus any 2 of the following: B, S, Fe, Mn, Cu, Zn, Na |
TN, IA, IL, NC, VA, FL*, PA* |
| S1M | pH, buffer pH, P, K, Mg, Ca, OM, CEC, % cation saturations | TN, IA, IL, NC, VA, FL*, PA* |
| *OM is not a standard test in the package for the FL and PA labs | ||
Mehlich 1 Extraction |
||
| Basic | pH, buffer pH, P, K, Mg, Ca, OM, CEC, % cation saturations | TN, NC, VA |
| Basic + | Basic plus Mn + Zn | TN, NC, VA |
| Complete | Basic + plus ALL of the following: Cu, Na, Fe, B, S (Mehlich III) |
TN, NC, VA |
Alternative Extractants |
||
| Phosphorus (Bray-P1, P2 or Olsen) | TN, IA*, IL*, VA | |
| Neutral Ammonium Acetate Cations (Ca, K, Mg, Na,) |
TN, IA*, IL*, VA | |
| DTPA Micronutrients (Cu, Fe, Mn, Zn) |
TN, IA*, IL*, VA | |
| *IA and IL labs will provide correlated values | ||
The following can be added to any of the above packages |
||
| Soluble Salts (Conductivity) 1:2 | TN, IA, IL, NC, VA, FL, PA | |
| Chloride | TN, IA, IL, VA, FL, PA | |
| Exchangeable Aluminum | TN, VA, PA | |
| NO3-N | TN, IA, IL, VA, FL, PA | |
| NH4-N | TN, IA, IL, VA, FL, PA | |
| Texture | TN, IA, IL, VA, PA | |
| Package | Analysis | Locations Available |
|---|---|---|
| SW3 | The preferred test package SW1 plus Nitrate-N and Soluble Salts (1:2) |
TN |
| SW2 | SW1 plus Nitrate-N | TN |
| SW1 | pH, buffer pH, Organic matter, CEC, % Cation saturations Olsen P Ammonium Acetate (K, Mg, Ca, Na) Mehlich 3 (P, B, S, Fe, Mn, Cu, Zn) |
TN |
| Package | Analysis | Locations Available |
|---|---|---|
| SC5 | The preferred test package Saturated Paste Extract: (pH, K, Ca,Mg, Na, B, Cl, EC, SO4, SAR, HCO3, CO3, SAT%) Buffer pH, Organic Matter Olsen P Ammonium Acetate: (K, Mg, Ca, Na) DTPA: (Cu, Fe, Mn, Zn) Nitrate-N Excess Lime (Fizz Test) |
TN |
| SC4 | Water pH (1:1), buffer pH, Organic matter Olsen P Ammonium Acetate: (K, Mg, Ca, Na) DTPA: (Cu, Fe, Mn, Zn) Boron and Sulfur Soluble Salts: (1:2) Nitrate-N |
TN |
| SC6 (Add-On to SC4) |
Saturated Paste Extract: (pH, K, Ca, Mg, Na, B, Cl, EC, SO4, SAR, HCO3, CO3, SAT%) |
TN |
The following can be added to any of the above packages |
Locations Available |
|
| Quantitative Lime % | TN, VA | |
| Package | Analysis | Locations Available |
|---|---|---|
| A17*** | Combines various extraction methods to determine readily soluble and
reserve nutrient fractions in a wide range of soilless media, turfgrass,
and landscape settings. Total Exchangeable Cations Olsen Phosphorus Saturated Paste: pH, Salinity , Potassium, Calcium ,Magnesium, Sodium, Sodium Adsorption Ratio, Boron, Chloride,Sulfate-Sulfur, Half Saturation% 1N NaCl extraction: Nitrate-N, Ammoniacal-N,Potassium, Calcium, Magnesium DTPA extraction: Iron, Copper, Manganese, Zinc |
CA |
| S8B*** | Measures only readily soluble fractions of nutrients in course, low nutrient holding capacity soilless media with a saturated media extraction pH, Salinity, Nitrate and Ammoniacal-N, Phosphorous, Potassium, Calcium, Magnesium, Sulfur Iron, Manganese, Copper, Zinc, Boron, Chloride, Molybdenum Additional – Sodium and Aluminum |
CA, TN, VA, PA |
*** Fertility recommendations are available upon request and will incur additional costs. |
||
| Package | Analysis | Locations Available |
|---|---|---|
| Physical Properties of Disturbed Media - Non Field Soils 1 gallon sample required |
||
| A06-0 | Bulk Density, Volume % Airspace, Readily Available Water Water Holding Capacity at 2,10, 50 centibars |
CA |
| A06-1 | With Percolation Rate | CA |
| A06-2 | Percolation Rate Only | CA |
| A06-3 | Bulk Density, Water Holding Capacity, Volume % Airspace at container capacity only ***Please specify anticipated container depth, typically 2”, 4” or 6” |
CA, TN |
Particle Size Distribution of Horticultural and Landscape Soils and Media |
||
| A20-1 | USDA System for Soils (round hole sieves & hydrometer) | CA, TN |
| A20-2 | US Sieve System for Soils (wire mesh), Weight Passing & Retained | CA, TN |
| A20-3 | Alternate US Sieves: #10, #20, #40, #60, #80, #100 & #200 | CA, TN |
| A20-4 | Organic or Mineral Amendment | CA, TN |
| A20-5 | USDA System with US Sieves for Fine/Very Fine Sand | CA, TN |
| Soil Sieve Analysis Passing 9.42 mm, #4, #6, #10, #18, #20, #35, #40, #60, #80, #100, #140, #200 & #270 |
CA, TN | |
Golf Course Particle Size Distribution |
||
| USGA Particle Size Distribution % Sand, %Silt, % Clay, Wet sieving 18, 35, 60, 140, 270 |
TN | |
Agricultural Soil Physical Properties |
||
| Plant Available Water Holding Capacity Includes Field Capacity 1/3 Bar AND Permanent Wilting Point 15 Bar |
CA, TN | |
| Moisture Holding Capacity: Field Capacity 1/3 Bar OR Permanent Wilting Point 15 Bar | CA, TN | |
| Additional Pressure Limits (price per plate) | CA, TN | |
| Bulk Density (Disturbed Soil) | CA, TN, VA | |
| Particle Density | CA, TN, VA | |
| Total Soil Porosity | CA, TN, VA | |
| Particle Size Analysis: Hydrometer Method (Texture) | CA, TN, VA, PA | |
| Sieve Analysis (Please specify sieve sizes) | CA, TN, VA | |
Additional methods/tests available upon request. Please contact laboratory for any questions.
