	gencorp gy st qtr operating ings rose gencorp said its first quarter ings from operations rose four pct as sales increased six pct to mln dlrs from mln a year earlier however the company reported net income declined to mln dlrs or cts a share in the quarter ended february from mln dlrs or cts a year earlier this year s net included dlrs from the sale of assets while last years was increased mln dlrs by such sales gencorp said lower operating profits for the tire and plastics and industrial products segments were essentially offset by higher wallcovering results reuter 
