Azolla Composting 2 Green Manuring 2 Rhizobium 2 Rice 2 Salt affected soils 2 Acid deposition 1 Agroforestry 1 Agroforestry and Multipurpose Trees: Community, Farm and Social Forestry 1 Alley Cropping 1 Azotobacter inoculant 1 Biochemistry and Physiology of Microorganisms, (New March 2000) 1 Biofertilizers 1 Biogas slurry 1 Biomass 1 Biopesticides 1 Blue green algae 1 Cover crops 1 Crop Rotations 1 Cropping systems 1 Crops 1 Cultivation 1 Fabaceae 1 Ferns 1 Fertilizers 1 Fertilizers and other Amendments 1 Field Crops, (New March 2000) 1 Fodder legumes 1 Forage and Fodder Crops, (New March 2000) 1 Forests and Forest Trees (Biology and Ecology) 1