Control of sorghum downy mildew (Peronosclerospora sorghi) of maize by seed treatment in Nigeria

Anaso, A.B. and Tyagi, P.D. and Emechebe, A.M. and Manzo, S.K. (1989) Control of sorghum downy mildew (Peronosclerospora sorghi) of maize by seed treatment in Nigeria. Crop Protection, 8 (2). pp. 82-85.

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Abstract

Metalaxyl (Apron 35SD), used as a seed treatment, was highly effective in controlling sorghum downy mildew of maize induced by Peronosclerospora sorghi. Plants grown from seeds treated with metalaxyl, or any mixture containing metalaxyl, remained free from the disease and had significantly higher grain yield than plants grown from seeds treated with thiram-based fungicides or from untreated seeds. A dosage of metalaxyl as low as 0.35 g a.i./kg seed gave complete control of downy mildew.

Item Type: Article
Uncontrolled Keywords: Sorghum downy mildew; maize; metalaxyl; Peronosclerospora sorghi; seed treatment
Author Affiliation: Department of Crop Protection, Institute for Agricultural Research, Ahmadu Bello University, Zaria, Nigeria
Subjects: Plant Protection
Divisions: Sorghum
Depositing User: Mr T L Gautham
Date Deposited: 20 Sep 2017 04:12
Last Modified: 20 Sep 2017 04:12
URI: http://eprints.icrisat.ac.in/id/eprint/15028

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