Which of the following methods of irrigation is best for a farm with an undulating landscape?
Sprinkler
Flooding
Furrow
Basin
Correct answer is A
No explanation has been provided for this answer.
Farm drainage does not lead to
Improvement in soil structure
Improvement of oil temperature
Increased soil aeration
Reduction of soil alkalinity
Correct answer is D
No explanation has been provided for this answer.
Which of the following will not lead to loss of nitrogen compounds from the soil?
Crop removal
Burning
Lodging
Leaching
Correct answer is C
No explanation has been provided for this answer.
In the nitrogen cycle, nitrite is oxidized to nitrate by
Nitrobacter
Nitrosomonas
Azotobacter
Rhizobium
Correct answer is A
No explanation has been provided for this answer.
Bind the soil particles together through their roots
Increases the nitrogen content of soils
Aid in improving the soil organic matter content
Reduce the soil microbial population
Correct answer is D
No explanation has been provided for this answer.