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^^^^^
yeah, I reckon it's one of those trick questions where the answer is the opposite of what you'd think!
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Posted: 2007-12-06 18:14:54
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Sand has a porousity of about 34% whereas soil is about 20%
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Posted: 2007-12-06 18:37:03
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Yeah but what about clay soil? It's technically more porous but gravity, compression and electrostatic charge can make it waterlogged? Or am I wrong? Probably!
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Posted: 2007-12-06 18:47:27
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you're spot on cyco!
water logging is a big problem in clay. clay is essentially made up of hexagons that when wet tesselate into position as not to allow any water through.
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Posted: 2007-12-06 18:51:42
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