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The yields of both crops are higher than of their pure crops on a unit area basis e.g.- Sugarcane + Potato.
Crops grown to supplement the yield of main crops are called
In which type of engine is the crankcase fully sealed and airtight?
The silk fibres are held together in cocoon by a substance known as
Which state occupies the maximum area under organic farming?
Sprinkler irrigation system remains a better choice for irrigating areas that have
According to Thomas Robert Malthus, population tends to grow in
Grapes contain which of the following acids?
Which acid is the manufacture of synthetic rubber?
The normal titratable acidity in fresh cow milk is :
Following is an example of sedimentary rock