DAVIS WATER <DWWS> RELEASES PRE-SPLIT EARNINGS Davis Water and Waste Industries Inc said it has restated its earnings on a pre- stock split basis for fiscal 1987's third quarter and nine months ended January 31, which were reported March 10 on a post four-for-three stock split basis. The company said its earnings per share for the third quarter on a pre-split basis, converts to 16 cts from 12 cts post-split, versus three cts pre-split from two cts post-split for fiscal 1986's third quarter. For the nine months, Davis said, earnings per share would convert to 77 cts and 44 cts for fiscal 1987 and 1986 respectively, from 58 cts and 33 cts, respectively.