Bed Method
For making the beds, 4 bundles were placed side by side and another four bundles similarly but from the opposite side in such a way that, the open ends of bundles should overlap in the middle forming one layer of eight bundles. In similar way second, third & fourth layers were made. Intermittent spawning was done @ 2 % (dry weight basis) between first and second, second and third and third and fourth layers leaving margin of 12-15cm from edges.