Multiple Choice
The growth of plants on sodic soils is constrained by all but one of the following:
A) caustic influence of high pH caused by sodium carbonate and bicarbonate
B) toxicity of bicarbonate and other anions
C) low micronutrient availability due to high pH
D) oxygen deficiency due to breakdown of soil structure or
E) toxicity of very high levels of calcium carbonate
Correct Answer:
Verified
Correct Answer:
Verified
Q5: Normal alkaline soils are characterized by all
Q6: Irrigation of a saline-sodic soil with water
Q7: Sodic soils generally have a poor physical
Q8: Phosphate availability is constrained in alkaline soils
Q9: Removal of excess salts from the soil
Q11: Sulfuric acid is sometimes added to irrigation
Q12: Normal alkaline soils often exhibit deficiencies of
Q13: Lack of adequate drainage in irrigation projects
Q14: A farmer started irrigating a soil some
Q15: If you want to reclaim a saline