Population dynamics of mango gall fly, Procontarina mettciana and its correlation with weather parameters on different cultivars

The gall fly infestation was recorded maximum (46.75%) in Kesar while, it was minimum (18.43%) in Totapuri Maximum leaf infestation P. matteiana was recorded during the month of march while, minimum infestation was recorded during the month of August. The correlation study indicated that the infestation mango gall fly had significant positive correlation with sunshine hours. While, temperature, relative humidity, wind velocity and rainfall had significant negative correlation with the infestation of mango gall fly showed that when temperature, relative humidity, wind velocity and rainfall increased infestation of gall fly was decreased and vice-a-versa while, sunshine hours increased infestation of mango gall fly also increased and vice-a-versa.