TECHNOLOGY & TELECOMMUNICATIONS

Micron Delays Development of Chip Plant: Because of slowing demand, Boise, Idaho-based Micron Technology Inc. said it won’t install equipment in a recently constructed memory chip plant in Lehi, Utah, until conditions improve in the memory chip market. The company also said it will shut down a personal computer plant in Minneapolis. The moves comes amid a drop in demand for computer chips. Earlier this month, the Semiconductor Industry Assn.’s book-to-bill ratio, the industry’s gauge for measuring sales, fell to its lowest level since 1985. “It’s another negative sign for the semi group,” said Dave Ambrose, a senior trader at SoundView Financial Group in Stamford, Conn., which specializes in computer-related companies. “It’s not good.”