Rice 97 RICE 25 Dissertations, Academic (Ph.D) 12 Wheat 9 Oryza sativa 8 Rice cultivation 8 rice 8 Rice Research 7 Agriculture 6 Field Crops, (New March 2000) 6 Oryza 6 Food production 5 Maize 5 RICE CULTIVATION 5 RICE CULTIVATION; 5 Rice and rice based cropping system 5 Rice diseases 5 Rice research 5 Rice varieties 5 WHEAT 5 Agricultural engineering and technology 4 Cereals 4 Coconut and coconut based cropping system 4 Field crops 4 Hybrid Rice 4 Post harvest technology 4 Rice - Statistics 4 Rice Based croping System 4 Rice Cultivation Technique 4 Rice Plant - Dapog Method 4