On Plantain and Banana Seasonal Fluctuations of R
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INFOINFOMUSAMUSA The International Magazine on Banana and Plantain Vol. 11 N° 1 June 2002 IN THIS ISSUE Integrated crop management strategies for plantain production and control of black Sigatoka in DRC The spread of black Sigatoka throughout Venezuela, 1997-2000 Frequency of Paracercospora fijiensis and Pseudocercospora musae in Dominico hartón plantain Effects of the natural fungicide F20 on black Sigatoka disease on plantain and banana Seasonal fluctuations of R. similis and P. coffeae in certain cultivars of banana Host plant response of Pisang Jari Buaya and Mysore bananas to R. similis Effect of three arbuscular mycorrhizal fungi on root-knot nematode infection of Musa Endophytic fungal species associated with root necrosis of banana in Cuba Effects of mycorrhization on micropropagated banana Arachis pintoi: a cover crop for bananas? Dynamics of boron in a soil cultivated with plantain in Colombia Evaluation of the agronomic characteristics of plantain hybrids Options for in vitro propagation of the banana hybrid FHIA-20 Multiplication rate and regeneration potential of somatic embryos from a cell suspension of banana (Musa AAA) Introduction, multiplication and distribution of improved bananas and plantains in Nicaragua Using RAPD technique for identifying and classifying some banana cultivars in Vietnam Consumption and expenditure patterns of banana and plantain consumers in Nigeria Thesis MusaNews MusaForum INIBAP News Books etc. Announcements CTA INFOMUSA is published with the support of the Technical Center for Agricultural and Rural Cooperation (CTA) The mission of the International Network for the Improvement of Banana and Plantain is to sustainably increase the productivity of banana and plantain grown on smallhold- ings for domestic consumption and for local and export markets. The Programme has four specific objectives: •To organize and coordinate a global research effort on banana and plantain, aimed at the development, evaluation and dissemination of improved cultivars and at the con- INFOMUSA servation and use of Musa diversity The International Magazine on Banana and Plantain •To promote and strengthen collaboration and partnerships in banana-related Vol. 11 N° 1 June 2002 IN THIS ISSUE Integrated crop management strategies for plantain production research activities at the national, regional and global levels and control of black Sigatoka in DRC The spread of black Sigatoka throughout Venezuela, 1997-2000 Frequency of Paracercospora fijiensis and Pseudocercospora musae in Dominico hartón plantain Effects of the natural fungicide F20 •To strengthen the ability of NARS to conduct research and development activities on on black Sigatoka disease on plantain and banana Seasonal fluctuations of R. similis and P. coffeae in certain cultivars of banana Host plant response of Pisang Jari bananas and plantains Buaya and Mysore bananas to R. similis Effect of three arbuscular mycorrhizal fungi on root-knot nematode infection of Musa Endophytic fungal species associated with root necrosis of •To coordinate, facilitate and support the production, collection and exchange of banana in Cuba Effects of mycorrhization on micropropagated banana Arachis pintoi: a cover crop for bananas? Dynamics of boron in a soil cultivated with plantain in Colombia information and documentation related to banana and plantain. Evaluation of the agronomic characteristics of plantain hybrids Options for in vitro propagation of the banana hybrid FHIA-20 Multiplication rate and regeneration potential of somatic embryos from INIBAP is a programme of the International Plant Genetic Resources Institute a cell suspension of banana (Musa AAA) Introduction, multiplication and distribution of improved bananas and plantains in Nicaragua Using RAPD technique for identifying and classifying some (IPGRI), a Future Harvest center. banana cultivars in Vietnam Consumption and expenditure patterns of banana and plantain consumers in Nigeria Thesis MusaNews MusaForum INIBAP News Books etc. Announcements PROMUSA News CTA INFOMUSA is published with the support of the Technical Center for Agricultural and Rural Cooperation (CTA) Vol. 11, N° 1 INFOMUSA Vol. 11, N° 1 Cover photo: In Tanzania, banana corms are frequently distributed through schools. CONTENTS (D. Mowbray, Baobab Productions) Integrated crop management strategies for plantain production and control Publisher: of black leaf streak (black Sigatoka) disease in the Democratic Republic International Network for the Impro- of Congo............................................................................................................ 3 vement of Banana and Plantain The spread of black Sigatoka throughout Venezuela, 1997-2000 ...................... 6 Managing editor: Frequency of Paracercospora fijiensis and Pseudocercospora musae Claudine Picq in Dominico hartón plantain............................................................................ 9 Editorial Committee: Effects of the natural fungicide F20 on black Sigatoka disease (Mycosphaerella Emile Frison, Jean-Vincent Escalant, fijiensis Morelet) on plantain (AAB) and banana (AAA) .............................. 14 Suzanne Sharrock, Elinor Lipman, Seasonal fluctuations of Radopholus similis and Pratylenchus coffeae in certain Charlotte Lusty cultivars of banana ......................................................................................... 16 Printed in France Host plant response of Pisang Jari Buaya and Mysore bananas to Radopholus ISSN 1023-0076 similis ............................................................................................................... 19 Editorial Office: Effect of three arbuscular mycorrhizal fungi on root-knot nematode INFOMUSA, INIBAP, Parc Scientifique (Meloidogyne spp.) infection of Musa .......................................................... 21 Agropolis II, 34397 Montpellier Cedex 5, A study of endophytic fungal species associated with root necrosis of banana in France. Telephone + 33-(0)4 67 61 13 banana and plantain plantations in Cuba..................................................... 23 02; Telefax: + 33-(0)4 67 61 03 34; Effects of mycorrhization on the development of two cultivars of E-mail: [email protected] http//:www.inibap.org micropropagated banana............................................................................... 25 Subscriptions are free for developing Arachis pintoi: a cover crop for bananas? Advantages and disadvantages as countries readers. Article contributions regards nematology........................................................................................ 28 and letters to the editor are welcomed. Dynamics of boron in a soil cultivated with plantain (Musa AAB cv. Dominico Articles accepted for publication may be hartón) in the Quindío, Colombia ................................................................. 30 edited for length and clarity. INFOMUSA Evaluation of the agronomic characteristics of plantain hybrids (Musa spp.).. 34 is not responsible for unsolicited mater- Options for in vitro propagation of the banana hybrid cultivar FHIA-20......... 35 ial, however, every effort will be made to Multiplication rate and regeneration potential of somatic embryos from a cell respond to queries. Please allow three months for replies. Unless accompanied suspension of banana (Musa AAA cv. ‘Grande naine’)................................. 38 by a copyright notice, articles appearing Introduction and multiplication of improved bananas and plantains in in INFOMUSA may be quoted or repro- Nicaragua and distribution to farmers .......................................................... 44 duced without charge, provided acknowl- Using RAPD technique for identifying and classifying some banana cultivars edgement is given of the source. in Vietnam ....................................................................................................... 48 French-language and Spanish-language Consumption and expenditure patterns of banana and plantain consumers editions of INFOMUSA are also published. in Nsukka Urban, Nigeria ............................................................................... 50 To avoid missing issues of INFOMUSA, Thesis ..................................................................................................................... 54 notify the editorial office at least six weeks in advance of a change of address. MusaNews ............................................................................................................. 56 INIBAP New ........................................................................................................... 60 Views expressed in articles are those Books etc. .............................................................................................................. 65 of the authors and do not necessarily Announcements.................................................................................................... 66 reflect those of INIBAP. Diseases Control of black Sigatoka Integrated crop management strategies for plantain production and control of black leaf streak (black Sigatoka) disease in the Democratic Republic of Congo P. Mobambo Kitume Ngongo unsound in the framework of the Plants were grown in half-shade condi- resource-poor smallholders growing tions and watered regularly. They were plantain. Chemicals are very expensive transplanted in the field 3 months later, lantain (Musa spp., AAB group) is and their applications may be hazardous when they had 3-4 true leaves an important