A. Balance use of NPK fertilizers according to the need of crops.
B. Following proper crop rotation (shallow rooted and deep root crops) in the cropping session.
C. Regular use of FYM, Composts, acidic mulches, Green manures and Organic fertilizers to increase OM content of Soil.
D. All of the above
Submitted by: Shafiq Rehman
Related Mcqs:
- Sustainable Technologies to Control Water-Logging:
A. Installation of tube-wells for irrigation and vertical drainage.
B. Planning and designing of future canals on proper lines.
C. Planting of eucalyptus in water-logged areas.
D. All of theseSubmitted by: Shafiq Rehman
- The major soil fertility problems in Pakistani soils deficiencies of N, P and Zn. Deficiencies K, Fe, and B also occur in specific crop genotypes or soil types, while deficiencies of S, Cu, and Mn are negligible. however, the common nutrient deficiencies are_________________: and some micronutrients including Mo?
A. N, P, K
B. Ca, Mg, S
C. both A & B
D. The above statement is wrongSubmitted by: Shafiq Rehman
- Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:
A. Mull
B. Mulch
C. Mycorrhizae
D. MuckSubmitted by: Shafiq Rehman
- Physical condition of soil for plant growth is called___________________?
A. Granulation
B. Tillage
C. Tilth
D. All the above - The physical condition of soil is called________?
A. Tillage
B. Tiller
C. Tilth
D. None of theseSubmitted by: Mukhtir Ali jan
- Which of the following techniques is/are used for the soil fertility evaluation?
A. Soil testing
B. Plant tissue testing
C. Aspergillus niger test
D. All of theseSubmitted by: Mir Mehrbiyar
- Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:
A. Soil amendment
B. Soil conditioner
C. Both a & b
D. None of the aboveSubmitted by: Shafiq Rehman
- Weathering process-physical, chemical, and biological _______________, the rocks and minerals into simpler products which either accumulate in place or are transported to other places where they become soil parent materials?
A. Disintegrate
B. Disentigrate
C. Decompose
D. Both a & cSubmitted by: Shafiq Rehman
- An expression of the intensity of the basic or a acidic condition of a liquid or of soil is called_____________________?
A. ESR
B. SAR
C. EC
D. pH - The experimental design which controls fertility variation in two directions in known as_________________?
A. RBD
B. SPD
C. AD
D. LSD
