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Author Question: The very high pH levels found in some arid region soils are most likely due to high levels of ... (Read 135 times)

pepyto

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on: Jul 22, 2018
The very high pH levels found in some arid region soils are most likely due to high levels of exchangeable ________.
 
  A) Al(OH)2+ B) Mg2+ C) Ca2+ D) Na+ E) Al3+

Question 2

In humid regions repeat applications of limestone are needed after a few years primarily because of:
 
  A) increased rates of formation of carbonic acid (H2CO3).
  B) the release of aluminum ions from the structure of silicate clays.
  C) increases in phosphate fertilization.
  D) the annual loss of calcium and magnesium in drainage waters.
  E) increases in soil acidity from acid rain.
The Nature and Properties of Soils ¦ Weil, Well, Brady ¦ 15th Edition
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bigcheese9

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Reply #1 on: Jul 22, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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pepyto

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Reply 2 on: Jul 22, 2018
Excellent

shailee

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Reply 3 on: Yesterday
Gracias!

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