Question
In weed management, which term refers to the reduction
of weed seed bank by encouraging weed germination and then destroying them before crop sowing?Solution
False seedbed involves land preparation and irrigation to stimulate weed emergence. Once weeds germinate, they are destroyed before crop sowing, thus reducing weed pressure during crop growth.
The total strength of school A is 40% more than that of school B. In school A and B, out of total number of students, 25% and 30% respectively are girls...
Monthly savings of X is 50% of his monthly income which is Rs. 9000. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings...
Income of A is 60% of the Income of B and A together. The saving of B is 30% of his Income and equals to Rs. 9600. Find the difference between the incom...
A businessman's earning increase by 25%in one year but decreases by 4%in the next. Going by this pattern, after 5 years, his total earnings would be Rs....
X and Y are two numbers. Their average is 280, and the sum of X and Y is 160% of X. What percentage of X is the difference between X and Y?
Vishnu purchased a new plot that needed to be fenced immediately, thereby reducing the length and width of the rectangular workplace by 2% respectively....
The marks scored by a boy in three subjects are in the ratio 2 : 3 : 5. Boy scored an overall aggregate of 60% in the exam. If the maximum marks in each...
- In a large nursery, 65% of the plants are rose plants. The number of sunflower plants is 20% of the rose plants, and the number of tulip plants is 60% of t...
In physics examination a student scored 45% marks in the first paper out of 160. How much percent marks should he score in the second paper out of 140 ...
An army lost 20% its men in war, 20% of the remaining due to diseases and 20% of the rest were disabled. Thus, the strength was reduced to 64,000 active...
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