Biofertilizers
Kill pests
Prevent pest growth
Retain soil fertility
All the above
Most famous nitrogen fixing bacterium/biofertilizer is
Give differences : Chemical fertilizer and Biotic fertilizer
Give scientific reasons : The pressure on use of organic farming and biotic fertiliser has been increased.
Farmers have reported over $50\%$ higher yields of rice by using which of the following biofertilizer
Definitions / Explanation : Biofertiliser