Organic farming 111 Agriculture 16 Organic Farming 16 organic farming 11 ORGANIC FARMING 9 Agricultural Economics 8 Agronomy 7 Biofertilizers 6 Organic farming-India 6 Plant Cropping Systems 6 Agricultural Extension 5 Environmental policy 5 Plant Nutrition 5 Plant Production 5 Soil Science and Agricultural Chemistry 5 Agricultural ecology 4 Animal Husbandry and Production, (New March 2000) 4 FARMING SYSTEMS 4 Fertilizers and other Amendments 4 Food Composition and Quality 4 Human ecology 4 No-tillage 4 ORGANIC FARMING; 4 Sustainability 4 Sustainable agriculture 4 AGRICULTURE 3 Agricultural policy 3 Agriculture and state 3 Animal Nutrition (General) 3 Animal nutrition 3