Subject(s): Food Farmers -- Food Security -- Economic and social aspects -- Sustainable agriculture -- Environmental aspects. -- Philosophy and ethics of organic farming : Food farmers, and dollar farmers, nature farms, permaculture -- Soil fertility management and land regeneration : Recovering soil, chemicals, plants and man, soil fauna -- Seed, genetic resources and food security : Biodiversity, colonization of seed, food security- kitchen garden -- Problems in plant-insect-animal relationships : Plant diseases and their treatment in Vrkshayurveda, commercially available biological control agents, spider in paddy ecosystem -- Economic and social aspects of organic farming : Organic and conventional agriculture, economics of alternative agriculture, biodiversity- based productivity, examining productivity of old and new