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If it rains only for two months which of the following will yield maximum crop per hectare?
The rate of filtration in slow sand filters in million litres per day per hectare is about
In India the yield per hectare is very low in
An objective of the National Food Security Mission is to increase the production of certain crops through area expansion and productivity enhancement in a sustainable manner in the identified districts of the country. What are those crops?
Select the quotation word or phrases that needs correction. The farmer "planting" "his" crops "when" the weather "is suitable" for cultivation.
The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as
A 12 gallon tub has a faucet that lets water in at a rate of 3 gallons per minute, and has a drain that lets water out at a rate of 1.5 gallons per minute. If you start with 3 gallons of water in the tub, how long will it take to fill the tub completely?
A post office imposes a service charge of Tk. 75 per money order of the amount of Tk. 2,500 or less, and Tk. 100 per money order of the amount from Tk. 2,501 through Tk. 70,000. If Mariam makes 3 money orders of Tk. 1,825, Tk. 2,500 and Tk. 12,750, what is the total service charge she needs to pay?
An infant weighing 5kg needs 20 ml saline per hour What would the rate of infusion per minute
A sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly 6 liters of water less than the quantity of water drained away, how many liters of water were drained away ?