Question
Which practice involves the mechanical manipulation of
soil soon after harvest to preserve moisture and control weeds during fallow periods?Solution
Off-season or fallow tillage is carried out in the absence of a standing crop. It improves infiltration, breaks soil crusts, and conserves moisture while reducing weed seed banks.
If present age of ‘A’ is four times the age of ‘B’, 3 years ago from now and sum of their ages 5 years hence from now will be 68 years, then fin...
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Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 36 years. If their ages are in the arithmetic progression in the same order a...
Present average age of 4 friends: ‘A’, ‘B’, ‘C’ and ‘D’ is 36 years. If their ages are in the arithmetic progression in the same order a...
Ratio of present age of 'A' to that of 'B' is 5:8. If the age of 'A' two years hence from now will be 22 years, then after how many years, the ratio of...
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