E-BOOK 35 English;Encyclopedia 17 Plant pathology 7 Coleoptera 6 Fauna - British India 6 Ecology 5 Fauna- India 5 Fauna-British India 5 Hymenoptera 5 Aquatic weeds 4 Entomology 4 Weed science 4 Botany 3 Composting 3 Fishes 3 NEW BOTANIST 3 Plant science 3 aquatic weed control 3 organic manuers 3 ADVANCES IN POLLEN-SPORE RESEARCH 2 Botanic garden 2 Cestoda 2 Compost 2 Dermatomycoses 2 Fauna- British India 2 Fish culture 2 Flora - hill station - South India 2 Medicinal plants 2 Microbiology 2 Mycoplasmalike 2