Mulching helps in

What is the full form of $CDRI$?

Statement $P$: New varieties are developed through processes like grafting,tissue culture,cloning,and hybridization.
Statement $Q$: It provides necessary information regarding the identification of collected,certified,and newly discovered plant specimens.

Bombykol is a pheromone secreted by the body of........

Which one of the following is a disease of poultry?

Which organization indicates that eggs have high biological value?