Výsledky vyhledávání

Field Control of Maize Borers Using Aqueous Seed Extracts of Thevetia Peruviana (Pers.) K. Schum

Autor: Zachée Ambang, Jules Patrice Ngoh Dooh, Patrice Ngatsi Zemko, Marlyse Zita Mboudou Belibi, Alain Heu, Abdou Nourou Kone Nsangou, Serge Bertrand Mboussi

Publikováno v: International Journal of Plant & Soil Science. :343-355

Aims: In order to find an alternative to chemical control, the insecticidal potential of aqueous extracts of Thevetia peruviana seeds formulated at 16.66 g/l were tested in the field on the maize stalk borer species. Study Design: The factorial desig

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::67094d42bde4c5f0834f296ba7e91c34
https://doi.org/10.9734/ijpss/2022/v34i2331597

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Akademický článek

DIEBACK OF CASHEW (ANACARDIUM OCCIDENTALE) IN CAMEROON.

Autor: Patrice, Ngoh D. J.¹ ndjuliopat@yahoo.fr, Alain, Heu², Nourou, Kone N. A.³, Bertrand, Mboussi S.⁴, Christine, Asta D. B.¹, Brice, Tchoupou T. D.⁵, Zachee, Ambang⁶

Publikováno v: Pakistan Journal of Phytopathology. 2020, Vol. 32 Issue 2, p231-239. 9p.

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Efficacy of Methanolic and Aqueous Extracts of Thevetia peruviana (pers.) K. Schum on Growth of Phytophthora colocasiae Racib, Causal Agent of Taro Late Blight in Cameroon

Autor: Charles Essome Sale, Jules Patrice Ngoh Dooh, Dorothée Mvondo Nganti, Patrice Zemko Ngatsi, William Norbert Kuate Tueguem, Godwill Chewachong, Zachée Ambang, Alain Heu

Publikováno v: Journal of Applied Life Sciences International. :44-54

This study aims to evaluate the antifungal activities of methanolic and aqueous extracts of Thevetia peruviana seeds on the in vitro growth of Phytophthora colocasiae. A randomized sample block design containing four treatments (T-: absolute control,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2779b95f503ae45de364983e5a4623fb
https://doi.org/10.9734/jalsi/2021/v24i430233

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Reaction of some rice (Oryza sativa L.) varieties to brown spot disease caused by Bipolaris oryzae (Breda de Haan) Shoemaker

Autor: Charles Essome Sale, Alain Heu, Jules Patrice Ngoh Dooh, Patrice Ngatsi Zemko, William Norbert Kuate Tueguem, Zachée Ambang, Thierry Atindo Songwe, Albert Dongmo Nanfack

Publikováno v: Magna Scientia Advanced Research and Reviews. 2:028-036

In Africa, rice is produced and is a source of food energy in most developing countries. But its cultivation faces to brown spot disease, caused by Bipolaris oryzae (Breda de Haan) Shoemaker, which is a serious seed-borne and seed transmitted disease

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33eb1c0b88b435e714f2972c08080b85
https://doi.org/10.30574/msarr.2021.2.2.0008

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In vitro Evaluation of the Fungicidal Potential of Aqueous and Methanolic Extracts of Thevetia peruviana on the Development of Rigidoporus lignosus, Causal Agent of White Root rot of Hevea brasiliensis

Autor: Alain Heu, Jules Patrice Ngoh Dooh, Martial Douanla Ajebe, Zachée Ambang, Godswill Ntsomboh Ntsefong, Abdou Nourou Kone Nsangou, Serge Bertrand Mboussi

Publikováno v: Biotechnology Journal International. :1-13

Aims: The objective of this work is to evaluate the effect of (aqueous (EAq) and methanolic (ME)) extracts of Thevetia peruviana on the in vitro development of Rigidoporus lignosus. Study Design: A synthetic fungicide (Onazol 100), two extracts at di

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::15ee48b69113edf8ef439fb1e15d4c9d
https://doi.org/10.9734/bji/2021/v25i130127

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Phenotypical characterization of cassava (Manihot Esculenta Crantz) accessions in Cameroon's mono-modal rainforest zone

Autor: Kone N.A.N., J. P. Ngoh Dooh, Serge Bertrand Mboussi, H Tekeu, Kuate T.W.N., Alain Heu, A F Ngome, Zachée Ambang

Publikováno v: International Journal of Environment, Agriculture and Biotechnology. 6:164-174

One hundred and five (105) accessions of cassava collected in the South West and Littoral Cameroon regions were evaluated on a morphological and epidemiological basis. The objective was to study the phenotypic diversity of accessions and its structur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::662a364b239dbe8b7b425ad4212f3f2f
https://doi.org/10.22161/ijeab.61.21

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Characterization of Phytophthora infestans Isolates from Two Potato Varieties in the Highlands Agro-Ecological Zone of Cameroon

Autor: Fabrice Christian Gbaporo Gbaporo, Mbatkam Biamen, Alain Heu, William Norbert Kuate Tueguem, Zachée Ambang, Sylvere Landry Dida Lontsi, Joseph Djeugap Fovo

Publikováno v: International Journal of Pathogen Research. :36-44

Background: Late blight caused by Oomycete Phytophthora infestans remains a huge problem in potato production and one of the most severe crop diseases worldwide. In Cameroon, the populations characterization of this pathogen remain very little known.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::541f1482af2659e044ce319122eafa2e
https://doi.org/10.9734/ijpr/2020/v5i130126

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Performance of soybean genotypes (Glycine Max L.) against Asian rust (Phakopsora Pachyrhizi Syd.) in Cameroon

Autor: Fabrice Christian Gbaporo Gbaporo, Serge Bertrand Mboussi, Sylvere Landry Lontsi Dida, Patrice Zemko Ngatsi, Stephane Kamtchoum, Alain Heu, William Norbert Tueguem Kuate, Zachée Ambang

Asian rust caused byPhakopsora pachirhizi, which is a major constraint to production of soybean, causing 90% yield losses in field. Synthetic fungicides used to control this disease are environmentally degrading and have negative impact on the health

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26bf9a6f06eacb608abe81b3cbffbd7c

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