ï»Maturity indices (the stage at which the fruits should be harvested) for mango:-

 i)  Slight colour development on shoulders  ii) when one or two ripe fruits fall from the plant naturally and  iii) When the specific gravity of fruits ranges between 1.01 to 1.02. i.e. first mangoes are kept on bucket fall of water, if mangoes submerged and go to bottom of the bucket, then it indicates mangoes are nature and ready for harvest.