SESSION V. BEARING BEHAVIOUR IN MANGO BIENNIAL BEARING IN MANGO - RETROSPECT AND PROSPECT

Biennal bearing, alternate bearing, alternate year cropping, irregular bearing or cropping, periodicity in mango cropping, are all synonymous terms which are different from the unfruitfulness and shy cropping (9, 19, 20). Various workers have tried to tackle this problem from different angels but so far without any significant success. The problem in itself is an age old one and is jeopardising the mango industry in India and elsewhere. A review of the work done so far in various aspects can be summarised as follows.