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Author Question: The cation exchange capacities of alkaline soils are generally higher than those of acid soils ... (Read 92 times)

rl

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on: Jul 22, 2018
The cation exchange capacities of alkaline soils are generally higher than those of acid soils (Vertisols excepted). Which of the following characteristics of alkaline soils most likely accounts for this high CEC?
 
  A) high content of hydrous oxides of iron and aluminum
  B) high content of 2:1 type clays
  C) high exchangeable calcium
  D) high exchangeable sodium content
  E) high humus content

Question 2

Poor plant growth in a well-drained irrigated soil in an arid region (pH=8.0 ) is most likely due to ________.
 
  A) phosphate toxicity
  B) calcium toxicity
  C) molybdenum deficiency
  D) iron deficiency
  E) manganese toxicity
The Nature and Properties of Soils ¦ Weil, Well, Brady ¦ 15th Edition
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dajones82

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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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rl

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Reply 2 on: Jul 22, 2018
Gracias!

Perkypinki

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Reply 3 on: Yesterday
:D TYSM

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