Winter crop production in Western Australia is estimated to have fallen 48 per cent to 7.5 million tonnes in 2006-07, after a below-average rainfall across the grains belt, the Australian Bureau of Agricultural and Resource Economics said today.

Winter crop production in Western Australia is estimated to have fallen 48 per cent to 7.5 million tonnes in 2006-07, after a below-average rainfall across the grains belt, the Australian Bureau of Agricultural and Resource Economics said today.