Question
Interceptor drain helps to control water logging by __
?Solution
Interceptor drains intercept (cutoff) the surface or subsurface flow from higher reaches before such water can encroach upon the cultivated lands and create waterlogging problem. They are also called ‘relief drains’. They can be of open type or buried pipe type.
What is the purpose of callus initiation in plant tissue culture?
National Institute of Biotic Stress Management was established at which place and in which year?
Watershed is a –
By radioactive carbon method the age of the fossil can be determined upto:
Causal agent of Bacterial spot in citrus?
It is a pest when it is a larva, feeding on crops as it grows in size till it pupates and remains dormant from August till end of May.
What is the function of piston rings in an internal combustion engine?
Electron transport inhibition in PS-II (Photosystem II) for herbicidal action is observed in
Which is the trade name of flufenoxuron insecticide?
Chemical used to control the population of insects is calledÂ