Madras Agricultural Journal
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Production of Protopectinase by Fusarium solani the Incitant of Root Rot of Onion

Abstract

Fusarium solani, causing root rot of onion in Rajasthan, was found to produce pretopectinase. Out of the 14 carbon sources used. best activity of protopectinase was found with pectin followed by sucrose. inulin and dextrin, Ammonium purpurate and valine were found to be good sources of N for protopectinase production. Combination of Mn, Zn and Fe resulted in maximum enzyme production.

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