Journal of FARM SCIENCES, Vol 36, No 04 (2023)

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Bioconversion of organic wastes using black soldier fly

Pushpa Madari, Mallapur C P, Kambrekar D N, Geeta Goudar

Abstract


Abstract: Experiment was conducted at Department of Entomology, University of Agricultural Science Dharwad, to evaluate feasibility to degrade organic wastes in laboratory condition. Organic wastes like Vegetable Waste (VW), Fruit Waste (FW), Unfed Crop Waste (UCW), Kitchen Waste (KW), VW + dung (3:1), FW + dung (3:1), UCW + dung (3:1), KW + dung (3:1) were added in tray with 700 maggots per tray. Organic wastes (feed) were supplied @ 220 mg/maggot/day and the total feed maintained was 500 g/tray which was sufficient for three days. Feed was supplied at three days interval up to 9th day and hence total feed used per tray was 1500 g. Results indicated that kitchen waste was significantly superior over the other treatments with high prepupal weight (317.97 mg/maggot), maximum bioconversion rate (14.56%) and high feed reduction rate (96.07%). The present study revealed that kitchen waste as feed for Black Soldier Fly, results in better pre pupal weight and higher waste reduction efficiency. Thus, the kitchen waste can be used for mass rearing of Black Soldier Fly to explore its potentiality as a bio agent for waste management. 

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