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Botanicals Inhibited Fusarium Pathogens of Millet Seedlings

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Presentation on theme: "Botanicals Inhibited Fusarium Pathogens of Millet Seedlings"— Presentation transcript:

1 Botanicals Inhibited Fusarium Pathogens of Millet Seedlings
AKANMU, A. O1, ABIALA, M. A*1 AIYELAAGBE, O. O2, POPOOLA, A. R3 AND ODEBODE, A. C. 1 1 Department of Botany, University of Ibadan, P, M. B. 128 U.I. P. O. Ibadan, Nigeria 2Department of Chemistry, University of Ibadan, Nigeria 3Department of Crop protection, University of Agriculture, Abeokuta. Nigeria ABIALA MOSES University of Ibadan, Nigeria

2 Nysc Maize Farm in Akure, Ondo State, Nigeria.

3 Introduction Millet For agricultural systems and food security (Josep, 2001) Threat of Fusarium Pathogens to; Cereals and other food crops (Leslie and Summerrell, 2006) Millet seedlings in South-western Nigeria (Int. Journal of Plant Pathology- Accepted ) Control of Fusarium pathogens Physical, chemical and cultural methods The use of botanicals (Lakshman and Dilip, 2006) Human and Environmentally Friendly Readily Available Affordable Objective of the study Phytofungicidal effects of botanical extracts on Fusarium pathogens of millet seedlings

4 Figure1: Map of Southwestern Nigeria for collection of soil samples
Materials and Methods Millet Seed - Botanical Extracts (Mangifera indica and Jatropha curcas were used at 15%, 30% and 45% (mg/ml) In-vitro antagonistic effect (Odebode, 2006) In-vivo antagonistic effect (Ros et al., 2005) Design: CRD with three replications Data Collection and Analysis Using appropriate tools and equipment ANOVA with Minitab version15 (2011) Percentage mycelial growth inhibition Disease incidence (Michel et al.,1997) Disease severity (Gwary et al., 2006) Growth parameters Plant height, Stem girth, Number of leaves and Leaf area Figure1: Map of Southwestern Nigeria for collection of soil samples

5 SUMMARY OF OUR Results BOTANICALS Enhances Plant Growth Parameters
BOTANICALS INHIBITED FUSARIUM PATHOGENS BOTANICALS INHIBITED FUSARIUM PATHOGENS In-Vitro In-Vivo

6 Table 1: Percentage mycelial growth inhibition by botanical extracts
Pathogen Day 2 Day 4 Day 6 15% 30% 45% M. indica F. anthophilum 3.00cd 2.88abc* 2.88bc* 5.15cde 4.48a** 4.98cde 6.73bc 7.18c 6.30cd F. verticilloides 2.55** 2.60a** 2.08** 4.50a*** 4.45bcd* 6.30ab 6.30a** 6.10bcd F. oxysporum 2.95bcd 2.90abc* 2.85bc* 5.25def 5.20bc 4.98cde* 6.70bc** 7.38bc 7.28de F. scirpi 2.83bc* 4.88bcd** 5.38bc 5.18e* 6.50abc*** 7.10bc 7.45de J. curcas 2.90bc* 2.93bc 1.88a** 4.95bcd 5.00ab 3.53a*** 6.80bc 6.70abc 5.40b** 2.73b 2.73a** 4.68b 4.75ab 3.10a*** 6.65bc 6.75abc 4.30a*** 2.83abc* 2.08a** 5.08cde 4.68ab* 4.00abc** 6.98bcd* 6.93bc 6.00bcd* 2.98bcd 2.28a** 5.10cde* 4.58a** 4.18bcd* 6.33ab* Control 2.95bc 4.85b 4.85ab 4.85cde 6.05a 6.05ab 6.05bcd 2.62a 2.62abc 5.90a 5.90bc 5.15abc 5.15de 7.33cd 7.33bc 7.33de 5.28def 5.28bc 7.55de 7.55bc Means by the same letter across the column do not differ significantly ( p< 0.05) Values represented by ( * ) shows significant ( p< 0.05) differences.

7 Plate 1: In-vitro effect of J. curcas on F. verticillioides
Control 30% 45% Plate 1: In-vitro effect of J. curcas on F. verticillioides

8 Controls Figure 2: Disease incidence after treatment with plant extracts (M. oleifera, M. esculenta & S. alata)

9 Controls Figure 3: Disease severity after treatment with botanical extracts (M. oleifera, M. esculenta & S. alata)

10 Comparative effect Fig 8: Effect of botanical extracts on percentage growth of millet seedlings

11 Figure 4: Botanical extracts as growth promoter to millet seedlings
Plant height Stem girth BOTANICALS Leaf area 30% 45% Number of leaves Figure 4: Botanical extracts as growth promoter to millet seedlings

12 Conclusion and Recommendations
Jatropha curcas and Mangifera indica significantly (p<0.05) inhibited F. anthophilum, F. verticilloides, F. scirpi and F. oxysporum . Generally, it is presumed qualitatively that J. curcas and M. indica contains some compounds which may be utilized as phytofungicide to control Fusarium pathogens and, As phytofertilizer to enhance millet seedlings growth in Nigeria.

13 PESTICIDAL PLANTS … Thanks to AFRICA


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