A. Alfisols
B. Ultisols
C. Vertisols
D. None of the above
Submitted by: Shafiq Rehman
Author: Shafiq-ur-Rehman
A. Andisols, Gelisols, Histosols, Spodosols, Oxisols, Ultisols
B. Entisols, Inceptisols, Aridisols, Alfisols, Mollisols, Vertisols
C. Andisols, Aridisols, Histosols, Vertisols, Regosols, Libosols
D. The above statement is wrong
Submitted by: Shafiq Rehman
A. Nitrogen
B. Potassium
C. Aluminium
D. Calcium
Submitted by: Shafiq Rehman
A. Sub-surface drainage
B. Surface operations
C. Drainage
D. All of the above
Submitted by: Shafiq Rehman
A. Green manure increases the availability in organic from to the next crop
B. It does not affect the availability of phosphorous to succeeding crop
C. Greater amount of phosphorus is taken up and converted into organic form, which is released on decomposition of green matter
D. It fixes the P2O5 through humus and reduces the availability..
Submitted by: Shafiq Rehman
A. Water quality determination
B. Aquifer location
C. Water regulation
D. Installation of wells
Submitted by: Shafiq Rehman
A. 24%
B. 25%
C. 19.5%
D. 30%
Submitted by: Shafiq Rehman
A. 1
B. 2
C. 2.5 – 3.5
D. 0.5
Submitted by: Shafiq Rehman
A. Extremely low
B. Extremely high
C. Very little
D. None of these
Submitted by: Shafiq Rehman
A. From the field with immediate application of fertilizer or amendments
B. Field with upper white layer of salts
C. Boundaries of the field
D. None of these
Submitted by: Shafiq Rehman
