Aqueous extract of whole fruits of azadirachta indica l. As an antifungal agent for the treatment of saprolegniasis with reference to fresh water fishes

摘要

In a preferred embodiment of the proposed invention, a process is disclosed to claim the crude aqueous extract of whole fruit of Azadirachta indica or neem which has antifungal activity against water mould Saprolegnia parasitica wherein: the said means for use on fishes which are major constitute of human food and a source to fulfill the increasing food demand of world"s population; the said means for treatment of Saprolegniasis which is an infectious disease found in fishes which is responsible for large scale economic losses in fish farming and aquaculture industry; the said means to minimize the use of chemicals, natural products, essential oils and vegetable drugs which are being used to treat saprolegniasis, which are having limitations, therefore any effective, harmless, eco-friendly and cheap treatment of saprolegniasis is not available till date; the said means for use of Azadirachta indica or neem which is a common tree of tropical vegetation and has antifungal activ-ity against water mould Saprolegnia parasitica. Its extract is eco-friendly, harmless to human and animals, easily available and cheap. Further, due to easy availability and convenient storage of fruits and simple extraction method it could be use in commercial scale as well.