Riviana Foods Inc. (Nasdaq: RVFD) reported earnings per diluted share of $0.33 for the first quarter ended September 30, 2001, versus $0.34 per diluted share for last year. Net income was $4.6 million, on sales of $93.2 million, compared to net income of $4.8 million, on sales of $94.5 million, for the first quarter last year.