The Anil Dhirubhai Ambani Group-controlled Reliance Natural Resources (RNRL) has posted a 5 per cent rise in net profit at Rs 21 crore for the quarter ended September 30, 2009, against Rs 20 crore for the corresponding previous quarter. During the quarter under review, RNRL’s total income decreased to Rs 66 crore from Rs 81 crore for the same quarter ended previous year. The company posted an earning of Rs 0.13 per share for the quarter.