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Paper Details

Biomass and Secondary Production of Earthworm Drawida willsi (Michaelsen) from a Tropical Agroecosystem in Ranchi, Jharkhand

Rohit Srivastava, D. K. Gupta, A. K. Choudhary and M. P. Sinha

Journal Title:Nature Environment and Pollution Technology
Abstract


Biomass variation, secondary production and turn-over of the earthworm Drawida willsi (Michaelsen) was assessed from a tropical agroecosystem site at Ranchi for 18 months. The total biomass ranged between 0.88 0.33 and 29.55 3.15 g dry weight m-2. Secondary production of 53.37 g dry weight m-2 yr-1 was obtained which in terms of calorific value amounts to 246.57 kcal m-2 yr-1. Biomass turnover value was 4.99.

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