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What was the purpose of salinizing the soil with 0.3% NaCl solution?
What was the purpose of salinizing the soil with 0.3% NaCl solution?
- To test the effect of salinity on plant growth
- To decrease the electrical conductivity of the soil uniformly
- To provide essential nutrients to the plants
- To raise the electrical conductivity of the soil uniformly (correct)
How many seedlings were planted in each tub?
How many seedlings were planted in each tub?
- 6 seedlings (correct)
- 4 seedlings
- 8 seedlings
- 10 seedlings
What was the frequency of soil racking between the plants?
What was the frequency of soil racking between the plants?
- Every 10 days
- Every 2 weeks
- Twice a week
- Once a week (correct)
What was the water level maintained in the tubs?
What was the water level maintained in the tubs?
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What was the main data recorded for the plants grown in the tubs?
What was the main data recorded for the plants grown in the tubs?
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What was the purpose of salinizing the soil with 0.3% NaCl solution in the tubs?
What was the purpose of salinizing the soil with 0.3% NaCl solution in the tubs?
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What was the spacing used for planting the 20-day-old seedlings in the tubs?
What was the spacing used for planting the 20-day-old seedlings in the tubs?
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What was the frequency of soil racking between the plants in the tubs?
What was the frequency of soil racking between the plants in the tubs?
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What was the volume of 0.3% NaCl solution used to salinize the soil in the tubs?
What was the volume of 0.3% NaCl solution used to salinize the soil in the tubs?
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What was the water level maintained in the tubs during the experiment?
What was the water level maintained in the tubs during the experiment?
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