Question :In the months of April and May one can see a yellowsulphur like dust floating in the Himalayan pine forests. What is it due to ?

Question :In the months of April and May one can see a yellowsulphur l

1.	Question :In the months of April and May one can see a yellowsulphur like dust floating in the Himalayan pine forests. What is it due to ?
Answer» SOLUTION :POLLEN GRAINS of PINES.