Citation: Gurdev S Khush. 1998. Strategies for increasing crop productivity. Pages 19-43. In: V.L. Chopra, R.B. Singh and Anupam Verma (editors). Crop productivity and sustainability – shaping the future. Proceedings of 2nd International Crop Science Congress, Oxford & IBH Publishing Co. Pvt. Ltd. New Delhi.

Keywords: Oryza sativa, plant breeding, increasing yield potential, conventional hybridization, plant type concept, exploitation of heterosis, wide crosses, biotechnology applications, transformation, molecular marker approaches, increasing yield stability, crop improvement through pest resistance, crosses with wild rice, Oryza nivara, grassy stunt, embryo rescue, O. officinalis, brown planthopper Nilaparvata lugens, whitebacked planthopper Sogatella furcifera, Bacillus thuringiensis, genes for insect resistance, genes for disease resistance, developing crop cultivars for weed control, breeding for abiotic stress tolerance, rainfed wetland rice, shorter duration rices, breeding for nutrient use efficiency, breeding for higher biological nitrogen fixation, crop improvement to reduce post-harvest losses, integrated nutrient management, soil management, crop management, water management, integrated pest management, biopesticides, weed management, public policies