A simple improved diet for mass rearing of sorghum stem borer, Chilo zonellus Swinhoe

Dang, K. and Anand, M. and Jotwani, M.G. (1970) A simple improved diet for mass rearing of sorghum stem borer, Chilo zonellus Swinhoe. Indian Journal of Entomology, 32 (2). pp. 130-133.

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Abstract

A larval diet based on a wheat-germ diet developed for rearing Diatraea (Zeadiatraea) grandiosella Dyar [RAE/A 54, p. 34] was used for the mass rearing of Chilo partellus (Swinh.) (zonellus (Swinh.)) in India [cf. 58, 301], but it was expensive, was subject to fungus growth and permitted heavy larval mortality. Four new diets were therefore tested. Observations for two generations showed that a medium containing 420 g flour made from Cicer arietinum (kabuli gram), 3120 ml water, 51 g agar, 40 g yeast, 13 g ascorbic acid, 8 g methyl p-hydroxybenzoate, 4 g sorbic acid and 8 ml 10% formaldehyde resulted in healthier larvae, larger numbers surviving to the adult stage and greater female fecundity than did the original wheat-germ diet, the kabuli-gram diet made with pre-soaked flour, or diets with the gram flour replaced by 748 g soy-bean and maize mixture or by 420 g presoaked powder of pinto bean (Phaseolus vulgaris) and 200 g wheat germ. No fungus developed on the dry kabuli-gram flour diet

Item Type: Article
Author Affiliation: Division of Entomology, Indian Agricultural Research Institute, New Delhi-12
Subjects: Plant Protection > Pesticides
Plant Protection > Pests
Divisions: Sorghum
Depositing User: Ms K Syamalamba
Date Deposited: 04 Jul 2012 05:01
Last Modified: 04 Jul 2012 05:02
URI: http://eprints.icrisat.ac.in/id/eprint/6517

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