THE CONCEPT of Integrated Nutrient Management (INM) takes into consideration the nutrient cycle involving soils, crops and live stock, nutrient deficiencies, organic recycling, conjunctive use of organic manures and mineral fertilisers and biological nitrogen fixing potential in rice crop. Fertiliser use should be increased by appropriate techniques such as split application of nutrients at important phonological stages of crop growth, and combination of organic and inorganic fertilisers. Use of indigenous sources such as press mud, green manure, bio compost and vermi-compost, granulated...