Pakistan Test and One-day captain Misbah-ul-Haq has backed an International Cricket Council (ICC) move to introduce day-night Tests but suggested initial trials with the coloured ball in first class cricket.

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"It is a good move by the ICC but I think first day and night first class matches need to be held regularly as the coloured ball remains an issue," Misbah said.

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On Monday the ICC said countries could now agree to play day-night matches. Experiments have been conducted with pink, orange and yellow balls to decide which colour is best in both daylight and under floodlights.