Saline non sodic Study guides, Class notes & Summaries

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SCSC 301 Exam IV TAMU Dr. Feagley Questions With Complete Solutions
  • SCSC 301 Exam IV TAMU Dr. Feagley Questions With Complete Solutions

  • Exam (elaborations) • 25 pages • 2023
  • A soil with a pH of 8.0, 10% exchangeable sodium, and 5 dS/m conductivity is: -saline, non-sodic -non-saline, non-sodic -non-calcareous -saline, sodic -non-saline, sodic correct answer: saline, non-sodic The most economical means of decreasing the soil pH from 7.0 to 4.5 in a non-calcareous soil is by the addition of: -neutral salts -gypsum -ferrous sulfate -nitrogen fertilizer -agricultural limestone correct answer: ferrous sulfate With the passage of time, the soil pH t...
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Scsc 301 Exam 4 Questions With Complete Solutions
  • Scsc 301 Exam 4 Questions With Complete Solutions

  • Exam (elaborations) • 5 pages • 2023
  • A soil having a pH of 8.0, 10% exchangeable sodium, and 5d/sm conductivity is: correct answer: saline, non sodic the most common means of decreasing the soil pH from 7 to 4.5 in non calcareous soil is by the addition of: correct answer: Ferrous sulfate With the passage of time, the soil pH tends to: correct answer: decrease A compound that is recommended to be used as an agricultural liming material is: correct answer: CaMg(Co3)2 Calcium Carbonate reacts with the carbonic acid in...
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SCSC 301- Exam 4 with Questions and Answers
  • SCSC 301- Exam 4 with Questions and Answers

  • Exam (elaborations) • 17 pages • 2024
  • SCSC 301- Exam 4 with Questions and Answers Given values of soil pH, salt concentration, and % exchangeable sodium, distinguish among nonsaline, nonsodic, saline, saline-soidic, and sodic soils, and describe possible means of reclaiming such soils for crop growth. ANSWER Nonsaline - greater than 8.5 and as high as 9 or above because of sodium being on the exchange site, they hydrolyze into sodium carbonate and sodium bicarbonate in the soil solution. Saline soil vs. non-saline soil - elect...
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SCSC 301- SPRING 2024 Exam with Questions and Answers
  • SCSC 301- SPRING 2024 Exam with Questions and Answers

  • Exam (elaborations) • 9 pages • 2024
  • SCSC 301- SPRING 2024 Exam with Questions and Answers A soil having a pH of 8.0, 20% exchangeable sodium, and 5 dS conductivity is: ANSWER saline, sodic The most economical means of decreasing the soil pH from 7.0 to 4.5 in a non-calcareous soil is: ANSWER sulfur With the passage of time, the soil pH tends to: ANSWER decrease The compound that can be used as an agricultural liming material is: ANSWER CaCO3 Calcium Carbonate reacts with the carbonic acid in the soil solution to for...
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CRSS/ FANR 3060 EXAM 1 | QUESTIONS  & ANSWERS (VERIFIED) | LATEST  UPDATE | GRADED A+
  • CRSS/ FANR 3060 EXAM 1 | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+

  • Exam (elaborations) • 19 pages • 2024
  • 1 CRSS/ FANR 3060 EXAM 1 | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ soil Correct Answer: -layer(s) of generally loose mineral and/or organic material -affected by physical, chemical, & biological processes -usually hold liquids, gases and biota and support plants -non-renewable resource soil functions Correct Answer: anchorage for plants storage and recycling of nutrients regulate water supply habitat for many organisms engineering medium 2 transformations C...
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SCSC 301 Exam 4 verified answers 100%2023
  • SCSC 301 Exam 4 verified answers 100%2023

  • Exam (elaborations) • 9 pages • 2023
  • SCSC 301 Exam 4 verified answers 100%2023 Saline/ Non-sodic - correct answer -White alkali -Soil flocculated and permeable -Leaching occurs with large quantities of water (25 inches) Non-saline/ Sodic - correct answer -Black alkali (the worst of all) - not permeable (no leaching) - add Ca salt (gypsum) to replace all the exchangeable Na (2x normal rate) -salt concentration in soil will increase (EC will increase) - Gypsum will not contribute to pH change -Ca replaces exchange...
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Scsc 301 Exam 4
  • Scsc 301 Exam 4

  • Exam (elaborations) • 4 pages • 2023
  • Scsc 301 Exam 4 A soil having a pH of 8.0, 10% exchangeable sodium, and 5d/sm conductivity is: - correct answer saline, non sodic the most common means of decreasing the soil pH from 7 to 4.5 in non calcareous soil is by the addition of: - correct answer Ferrous sulfate With the passage of time, the soil pH tends to: - correct answer decrease A compound that is recommended to be used as an agricultural liming material is: - correct answer CaMg(Co3)2 Calcium Carbonate reacts with ...
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