Effect of crop residues and alternative crops on the survival of Thielaviopsis basicola in blackhull-inducing soil

Baard, S.W. and Laubscher, C. (1983) Effect of crop residues and alternative crops on the survival of Thielaviopsis basicola in blackhull-inducing soil. Phytophylactica, 15 (4). pp. 145-148.

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Abstract

Numbers of T. basicola propagules rapidly declined in lucerne-amended, and to a lesser extent, in groundnut-amended soil; other crop residues tested had no effect. When the amended soils were planted with groundnut disease incidence was not affected but propagule numbers increased in lucerne-amended soil. In soil cropped with maize, oats, wheat, groundnuts, lucerne or sorghum, propagule numbers declined significantly only with lucerne. Living roots of lucerne, sorghum, wheat and groundnuts were colonized and T. basicola also saprophytically colonized lucerne, wheat, maize and oat residues

Item Type: Article
Author Affiliation: Department of Plant Pathology, University of Orange Free State, Bloemfontein 9300, South Africa
Subjects: Crop Improvement
Divisions: Groundnut
Maize
Sorghum
Depositing User: Ms K Syamalamba
Date Deposited: 14 Aug 2012 08:06
Last Modified: 14 Aug 2012 08:07
URI: http://eprints.icrisat.ac.in/id/eprint/7368

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