Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus

The present study was carried out to determine the optimal stocking density for culturing tropical soil dwelling earthworm, Pontoscolex corethrurus. F1 generation earthworms were cultured in four different stocking densities of 1, 4, 7 and 10 worms per vessel, corresponding to field densities of 50,...

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Main Authors: Kok, H. Y., Abd Aziz, Nor Azwady, Loh, Khye Er, Mustafa, Muskhazli, Zulkifli, Syaizwan Zahmir
Format: Article
Published: Universiti Kebangsaan Malaysia 2014
Online Access:http://psasir.upm.edu.my/id/eprint/34760/
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author Kok, H. Y.
Abd Aziz, Nor Azwady
Loh, Khye Er
Mustafa, Muskhazli
Zulkifli, Syaizwan Zahmir
author_facet Kok, H. Y.
Abd Aziz, Nor Azwady
Loh, Khye Er
Mustafa, Muskhazli
Zulkifli, Syaizwan Zahmir
author_sort Kok, H. Y.
building UPM Institutional Repository
collection Online Access
description The present study was carried out to determine the optimal stocking density for culturing tropical soil dwelling earthworm, Pontoscolex corethrurus. F1 generation earthworms were cultured in four different stocking densities of 1, 4, 7 and 10 worms per vessel, corresponding to field densities of 50, 200, 350 and 500 individuals per m2. Earthworms were kept under laboratory conditions (25±2°C and 25% moisture) for the 14 weeks study period. The results showed that at higher earthworm densities (>350 individuals per m2), the earthworm growth was slower and sexual maturation was delayed as compared with their counterparts in lower stocking density. With the high survival rate and parthenogenetic reproduction mode, P. corethrurus could potentially be used as tropical soil rehabilitation agent.
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institution Universiti Putra Malaysia
institution_category Local University
last_indexed 2025-11-15T09:25:22Z
publishDate 2014
publisher Universiti Kebangsaan Malaysia
recordtype eprints
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spelling upm-347602015-12-22T08:47:24Z http://psasir.upm.edu.my/id/eprint/34760/ Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus Kok, H. Y. Abd Aziz, Nor Azwady Loh, Khye Er Mustafa, Muskhazli Zulkifli, Syaizwan Zahmir The present study was carried out to determine the optimal stocking density for culturing tropical soil dwelling earthworm, Pontoscolex corethrurus. F1 generation earthworms were cultured in four different stocking densities of 1, 4, 7 and 10 worms per vessel, corresponding to field densities of 50, 200, 350 and 500 individuals per m2. Earthworms were kept under laboratory conditions (25±2°C and 25% moisture) for the 14 weeks study period. The results showed that at higher earthworm densities (>350 individuals per m2), the earthworm growth was slower and sexual maturation was delayed as compared with their counterparts in lower stocking density. With the high survival rate and parthenogenetic reproduction mode, P. corethrurus could potentially be used as tropical soil rehabilitation agent. Universiti Kebangsaan Malaysia 2014-02 Article NonPeerReviewed Kok, H. Y. and Abd Aziz, Nor Azwady and Loh, Khye Er and Mustafa, Muskhazli and Zulkifli, Syaizwan Zahmir (2014) Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus. Sains Malaysiana, 43 (2). pp. 169-173. ISSN 0026-6039 http://www.ukm.my/jsm/english_journals/vol43num2_2014/contentsVol43num2_2014.html
spellingShingle Kok, H. Y.
Abd Aziz, Nor Azwady
Loh, Khye Er
Mustafa, Muskhazli
Zulkifli, Syaizwan Zahmir
Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title_full Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title_fullStr Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title_full_unstemmed Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title_short Optimal stocking density for culturing tropical soil-dwelling earthworm, Pontoscolex corethrurus
title_sort optimal stocking density for culturing tropical soil-dwelling earthworm, pontoscolex corethrurus
url http://psasir.upm.edu.my/id/eprint/34760/
http://psasir.upm.edu.my/id/eprint/34760/