Antifungal activity of Phyllanthus amarus, Passiflora foetida and Costus afer against Colletotrichum species causing leaf blight on Citrullus lanatus (Egusi melon) (Record no. 54434)

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fixed length control field 03058nam a2200253Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625162447.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-20338
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245 10 - TITLE STATEMENT
Title Antifungal activity of Phyllanthus amarus, Passiflora foetida and Costus afer against Colletotrichum species causing leaf blight on Citrullus lanatus (Egusi melon)
490 0# - SERIES STATEMENT
Volume/sequential designation Journal of Plant Diseases and Protection, 130(2), p.301-313, 2023
520 3# - SUMMARY, ETC.
Summary, etc. Citrullus lanatus (Thumb Mansf.)(Egusi melon)is an important vegetable in West Africa grown for its edible seeds and oil. Its productivity is limited by leaf blight disease (LBD)which is dangerous to humans and the environment to control with synthetic fungicides. This study investigated the antifungal activity of some botanicals on Colletotrichum truncatum and Colletotrichum gloeosporioides causing LBD of Egusi melon. Four concentrations (5.0, 7.5, 10.0 and 12.5percent ) of aqueous extracts of Phyllanthus amarus leaves (PaL), Passiflora foetida leaves (PfL), Costus afer leaves (CaL), -stems (CaS)and -rhizomes (CaR)were evaluated against the pathogens in vitro, using agar poisoning. These extracts, except CaS (at 5, 10 and 50percent w/v/50 seeds), were also evaluated for seed treatment under screen-house conditions. Data were collected on colony diameter reduction, sporulation, disease incidence, severity, seed germination, vine length, number of leaves and number of vines. Fungitoxicity of the botanicals varied with plant parts and extract concentrations. Phyllanthus amarus (7.5-10percent ), PfL (12.5percent ) and CaR (5-10percent ) significantly (p?0.05)reduced C. truncatum mycelia growth (by 8.5-44.5percent ) and sporulation (by 22.3-90.9percent ), whereas 5-10percent of PaL, PfL, CaR and CaL reduced growth (14.3-33.3percent ) and sporulation (9.6-96.4percent ) of C. gloeosporioides. Fungitoxicity was lowest in CaS. The botanicals, when used in seed treatment, significantly reduced disease incidence and severity, increased vine length and number of leaves without any effect on seed germination, while PfL, PaL and CaR (at 5, 10 and 50percent w/v/50 seeds)were as effective as the synthetic fungicide (Mancozeb). High contents (mg/100 g)of alkaloids, flavonoids, saponins, tannins, glycosides, steroids and phenols detected from the botanicals might have enhanced their antifungal property. The high fungicidal potentials of P. amarus, P. foetida and C. afer (leaf and rhizome)on leaf blight of Egusi melon can be harnessed as safe biopesticides towards a better crop protection.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ANTIFUNGAL PROPERTY
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element COLLETOTRICHUM GLOEOSPORIOIDES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element COLLETOTRICHUM TRUNCATUM
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element EGUSI SEED
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element BOTANICALS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element SEED TREATMENT
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Ogunsola, J. F.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Ogunsola, K. E.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1J9Kpc3nrKvyqapkK5bAO4M8Bx2g3unMH/view?usp=drivesdk">https://drive.google.com/file/d/1J9Kpc3nrKvyqapkK5bAO4M8Bx2g3unMH/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-20338 25.06.2025 25.06.2025 Documentos solicitados