Soil working is:

A. Involved in uprooting weeds as compared with cutting them, has been the subject of experiments
B. Which indicate that local experience is necessary
C. As sometimes the gain is considerable, whilst at other times, perhaps mainly with light soil and only moderate weeds
D. All of the above

Related Mcqs:

Removal of top soil by soil erosion result in the loss of soil:
A. Nitrites
B. Nitrates
C. Nitrogen
D. Nitric and nitrous acids
In water logged soil plants cannot grow properly because the soil is:
A. Physiologically wet
B. Physiologically dry
C. Physically dry
D. None of the above
When a plant first begins to wilts permanently in a pot, its 54.5 gms of soil has 4.5 gms of water. The PWP of this soil is:
A. 4.50%
B. 9%
C. 8.25%
D. 16.50%
The ration of volume of pores in the soil to the total soil volume is referred to as:
A. Pore frequency ratio
B. Pore density ration
C. Pore abundance ratio
D. Pore space ratio
When a soil has been thoroughly wetted and then allowed to drain until capillary movement of the water has stopped, the water content of the soil will give an estimate of it’s:
A. Gravitational water
B. Capillary water
C. Field capacity
D. Storage capacity
Successive areas are clear-felled in accordance with the prescriptions of the working plan and area regenerated naturally or artificially is known as:
A. Clear felling system
B. Selection system
C. Accessory system
D. None of these
Working plan work involves activities are:
A. Collection of data by survey, its assembly and analysis to know about the effects of past treatment
B. Based on the analysis and inferences of above to make a long-term prescription to meet the objectives of management
C. To make provisions for the implementation and control of the treatment prescribed
D. All of the above
In different working plans different rules are prescribed. Champion, Seth and Khattak has prescribed rules are:
A. Felling of saleable dead trees
B. Thinning where crowed trees are present
C. Climber cuttings
D. Climber affected trees
E. All of the above
Percentage of water left in the soil when a plant wilts is known as:
A. Turgidity
B. Wilting coefficient
C. Field capacity
D. Water retaining power of the soil
Which one of the following insecticides is the most persistent in soil?
A. Malathion
B. Aldrin
C. Gamma BHC
D. None of these

The correct answer to the question: "Soil working is:" is "All of the above".