It’s is used with wood brass steel and plastic to create the sound of poccutuon
by age 6 children have a spoken vocabulary of around 10,000
It helps in understanding which crop should be cultivated on a particular land.
It also helps in gaining information about how agriculture can be done in poorer soils.
It gives information about the nutrient quality of the soil.
This avoids wastage of capital on the cultivation of unsuitable crops.
It also helps in controlling pests and insects.
