• Thumbnail for Soil test
    A soil test is a laboratory or in-situ analysis to determine the chemical, physical or biological characteristics of a soil. Possibly the most widely...
    13 KB (1,399 words) - 02:01, 6 July 2025
  • Thumbnail for Geotechnical investigation
    about sites. Subsurface exploration usually involves soil sampling and laboratory tests of the soil samples retrieved. Geotechnical investigations are very...
    22 KB (3,037 words) - 16:26, 1 April 2025
  • Thumbnail for Soil liquefaction
    soil test-based definition, usually performed via cyclic triaxial, cyclic direct simple shear, or cyclic torsional shear type apparatus. These tests are...
    31 KB (3,666 words) - 16:31, 24 May 2025
  • Thumbnail for Cone penetration test
    or cone penetrometer test (CPT) is a method used to determine the geotechnical engineering properties of soils and delineating soil stratigraphy. It was...
    9 KB (1,102 words) - 03:17, 16 April 2025
  • Thumbnail for Soil quality
    the research level. The physical category of soil quality indicators consists of tests that measure soil texture, bulk density, porosity, water content...
    7 KB (719 words) - 15:37, 26 May 2025
  • The Proctor compaction test is a laboratory method of experimentally determining the optimal moisture content at which a given soil type will become most...
    8 KB (1,165 words) - 18:26, 21 November 2024
  • Illinois Soil Nitrogen Test ("ISNT") is a method for measuring the amount of Nitrogen in soil that is available for use by plants as a nutrient. The test predicts...
    4 KB (619 words) - 00:48, 16 July 2025
  • Soil health testing is pursued as an assessment of this status but tends to be confined largely to agronomic objectives. Soil health depends on soil biodiversity...
    26 KB (3,082 words) - 20:31, 21 July 2025
  • Thumbnail for Soil pH
    Soil pH is a measure of the acidity or basicity (alkalinity) of a soil. Soil pH is a key characteristic that can be used to make informative analysis both...
    58 KB (6,333 words) - 10:04, 15 July 2025
  • Thumbnail for Potting soil
    normal soils, risk damaging the plant. For compost, the maximum recommended amount is 1 part compost to 1 part bulking material. A soil test may be done...
    13 KB (1,387 words) - 19:12, 5 October 2024
  • Thumbnail for Emil Truog
    obtain nutrients from the soil. With the help from his colleagues and graduate students, he pioneered many practical soil tests. His research culminated...
    15 KB (2,112 words) - 19:08, 16 May 2025
  • productivity through judicious use of inputs. All soil samples are to be tested in various soil testing labs across the country. Thereafter the experts...
    4 KB (450 words) - 20:46, 30 May 2024
  • the ability of the soil to take in water and its structural make-up (the type of minerals present: clay, silt, or sand). These tests are mainly used on...
    13 KB (1,667 words) - 08:48, 24 May 2025
  • Thumbnail for Fertilizer
    applied to soil or to plant tissues to supply plant nutrients. Fertilizers may be distinct from liming materials or other non-nutrient soil amendments...
    101 KB (10,545 words) - 16:59, 9 July 2025
  • Thumbnail for Standard penetration test
    penetration test (SPT) is an in-situ dynamic penetration test designed to provide information on the geotechnical engineering properties of soil. This test is...
    10 KB (1,302 words) - 00:21, 30 November 2024
  • Thumbnail for Strontium chloride
    "Strontium Chloride-Citric Acid Extraction Evaluated as a Soil-Testing Procedure for Phosphorus". Soil Science Society of America Journal. 55 (2): 414. Bibcode:1991SSASJ...
    11 KB (927 words) - 18:54, 18 July 2025
  • A soil conditioner is a product which is added to soil to improve the soil’s physical qualities, usually its fertility (ability to provide nutrition for...
    18 KB (1,975 words) - 02:01, 6 July 2025
  • products, and perform soil tests. The Global Soil Partnership planned a website, logo and activities for The International Year of Soil, and agricultural...
    11 KB (1,079 words) - 06:22, 28 June 2025
  • Thumbnail for Nutrient management
    Nutrient management (category Agricultural soil science)
    residences, wellheads etc.), number of acres, and soil types is the base for the rest of the plan. Soil test How much of each nutrient (N-P-K and other critical...
    27 KB (3,441 words) - 06:23, 29 June 2025
  • promote scientific research on soil sciences. The Institute covers All India Coordinated Research Project (AICRP) on Soil Test Crop Response Studies at 17...
    17 KB (1,521 words) - 17:27, 14 May 2025
  • Thumbnail for Soil compaction
    engineering, soil compaction is the process in which stress applied to a soil causes densification as air is displaced from the pores between the soil grains...
    11 KB (1,311 words) - 16:18, 8 May 2025
  • A direct shear test is a laboratory or field test used by geotechnical engineers to measure the shear strength properties of soil or rock material, or...
    5 KB (607 words) - 18:49, 12 January 2025
  • Base-cation saturation ratio (BCSR) is a method of interpreting soil test results that is widely used in sustainable agriculture, supported by the National...
    32 KB (4,830 words) - 05:07, 29 June 2025
  • Thumbnail for Offshore geotechnical engineering
    involve a combination of sampling, drilling, in situ testing as well as laboratory soil testing that is conducted offshore and, with samples, onshore...
    25 KB (2,984 words) - 18:46, 19 January 2025
  • Thumbnail for Agricultural lime
    Agricultural lime (category Soil improvers)
    production. The best way to determine if the soil is acidic or deficient in calcium or magnesium is with a soil test which a university can provide with an...
    13 KB (1,607 words) - 20:59, 21 June 2025
  • Thumbnail for Soil mechanics
    Soil mechanics is a branch of soil physics and applied mechanics that describes the behavior of soils. It differs from fluid mechanics and solid mechanics...
    52 KB (7,726 words) - 13:18, 28 May 2025
  • Thumbnail for Mumbai–Ahmedabad high-speed rail corridor
    entire route to carry out soil testing, including 62 locations for the underground section. The agency completed soil testing at a total of 250 locations...
    152 KB (12,379 words) - 06:16, 22 July 2025
  • Thumbnail for Structural Soil
    Kalter, Brian. "CU-Soil". Retrieved 25 June 2025. "Structural Soil Test Reports". Retrieved 25 June 2025. Bassuk, Nina. "CU-structural soil: an update after...
    7 KB (933 words) - 16:14, 25 June 2025
  • Thumbnail for Trinity (nuclear test)
    Time (11:29:21 GMT) on July 16, 1945, as part of the Manhattan Project. The test was of an implosion-design plutonium bomb, or "gadget" – the same design...
    115 KB (13,040 words) - 21:21, 23 July 2025
  • soils based on the water droplet penetration test. Another method for determining soil water repellency is the molarity of ethanol droplet (MED) test...
    15 KB (1,859 words) - 10:30, 30 June 2025