The largest soil order in Pakistan?
The largest soil order in Pakistan?
A. Aridisols
B. Entisols
C. Vertisols
D. Inceptisols
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The particlesw density of a mineral soil is about____________________?
The particlesw density of a mineral soil is about____________________?A. 2750 Kg m-3
B. 2550 Kg m-3
C. 2650 Kg m-3
D. None of the aboveA soil is categorized as saline when EC of saturation extract is______________________?
A soil is categorized as saline when EC of saturation extract is______________________?A. >4dsm-1
B. 0.4dsm-1
D. 0.4 4.0 dsm-1The maximum amount of water which a soil can hold after free drainage has ceased is called as_______?
The maximum amount of water which a soil can hold after free drainage has ceased is called as_______?A. Water potencial
B. Water use efficiency
C. Water harvesting
D. Water holding capacityOrganic soil are called____________________?
Organic soil are called____________________?A. Peat
B. Arid soil
C. Muck
D. Both a & bAvailable water is held between?
Available water is held between?A. Field capacity to super available water
B. Only field capacity
C. Field capacity to wilting point
D. All of the aboveThe percentage of calcium content in single superphosphate?
The percentage of calcium content in single superphosphate?A. 24%
B. 25%
C. 19.5%
D. 30%