N.Z. TRADING BANK DEPOSIT GROWTH EASES SLIGHTLY New Zealand's trading bank seasonally adjusted deposit growth rose 2.1 pct in February compared with a 2.6 pct rise in January, the Reserve Bank said. Year-on-year total deposits rose 28.9 pct compared with a 30.6 pct rise in January and 34.4 pct rise in February a year ago period, the bank said in its weekly statistical release. Total deposits rose to 17.55 billion N.Z. Dlrs in February compared with 17.18 billion in January and 13.61 billion in February 1986.