Antifungal Activity of Citrullus colocynthis against Fusarium oxysporum, Alternaria alternatak Macrophomina phaseolina and Colletotrichum musae

Journal Article
, 26- Najat A. Bokhari, Kahkashan Perveen*, Iffat Siddiqui, Iram Siddiqui, Mona S. Wahibi and Dina A.W. Soliman . 2013
المجلة \ الصحيفة: 
Journal of Pure and Applied Microbiology
رقم العدد: 
4
رقم الإصدار السنوي: 
7
الصفحات: 
2981-2986
مستخلص المنشور: 

Four important plant pathogenic fungi were subjected to evaluate the antifungal potentiality of Citrullus colocynthis. It was recorded that the growth of Fusarium oxysporum, Alternaria alternata, Macrophomina phaseolina and Colletotrichum musae were significantly (Pd? 0.01) reduced by extract of C. colocynthis obtained by various solvents (water, acetone, ethanol, methanol and chloroform). Ethanolic extract gave the most promising results against all tested fungi. M. phaseolina was observed to be highly sensitive to the ethanol extract and zone of inhibition was 26.5 mm. Ethanolic extract rendered highest the percent growth reduction of M. phaseolina (41.67%). The growth F. oxysporum, C. musae and A. alternata were reduced by 37.2%, 35.67% and 28.935% respectively by the ethanolic extract of C. colocynthis. GC-MS analysis of crude extract showed that the major components of the crude extract were l-(+)-Ascorbic acid 2,6-dihexadecanoate (94.2%), Eicosanoic acid (92.3%) and 2-Heptadecenal (91.8%).

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