In the last two pictures the white crystal is salt or ice??
! i0 I/ p& B6 Y" f& I3 f/ Vorchids 發表於 2010-7-7 02:45 PM  tvb now,tvbnow,bttvb% k2 T5 r& g# g+ j B0 E! z
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of course it's the floating ice, where got the salt in these freshwater lake?  |