This topic contains a solution. Click here to go to the answer

Author Question: Some irrigation systems have stimulated the formation of saline and saline-sodic soils. Which of the ... (Read 84 times)

formula1

  • Hero Member
  • *****
  • Posts: 666
Some irrigation systems have stimulated the formation of saline and saline-sodic soils. Which of the following contributes to this process?
 
  A) inadequate drainage systems to remove soluble salts
  B) low pH of the irrigation water
  C) high Ca and Mg contents in the irrigation water
  D) high contents of sulfates and chlorides in the irrigation water
  E) the low sodium adsorption ratio in the irrigation water

Question 2

Saline-sodic soils are characterized by all but which one of the following?
 
  A) sodium adsorption ratio greater than 13
  B) soil pH less than 8.5
  C) exchangeable sodium percentage greater than 15
  D) EC 4 dS/m or higher
  E) CaCO3 layer near the soil surface


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
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.
Answer Preview
Only 50% of students answer this correctly




formula1

  • Member
  • Posts: 666
Reply 2 on: Jul 22, 2018
Gracias!


TheNamesImani

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

For a complete list of videos, visit our video library