Academic literature on the topic 'Ananas comosus – Côte d'Ivoire'

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Journal articles on the topic "Ananas comosus – Côte d'Ivoire"

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Yao, Marcelline, Brahima Camara, Mamadou Cherif, et al. "Effets du lit, de la densité de plantation et de la fertilisation sur la croissance végétative de l’ananas (Ananas comosus L., var. MD2) à différentes saisons de planting dans la zone de Bonoua en Côte d’Ivoire." International Journal of Biological and Chemical Sciences 14, no. 7 (2020): 2398–414. http://dx.doi.org/10.4314/ijbcs.v14i7.3.

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L’objectif de ce travail était de définir un itinéraire de culture favorable à la croissance des plants d’ananas MD2 en fonction des saisons de mise en culture dans la localité de Bonoua, au Sud - Est de la Côte d’Ivoire. Les effets de trois lits de plantation (terrain plat, billon sans un film polyéthylénique et billon recouvert avec un film polyéthylénique) ; de deux densités de plantation (50000 et 70000 plants/ha) ; de quatre types de fumure [F1 (Urée + Potasse) ; F2 (Urée + Potasse + Oligoéléments) ; F3 (Urée + Potasse + Engrais complet) et F4 (Urée + Potasse + Engrais complet + Oligoéléments)] et de deux fréquences d’application de fertilisants (3AP et 7AP) ont été testés. Au terme de la phase végétative du cycle, les comparaisons intersaisons des paramètres mesurés ont montré que quels que soient les traitements appliqués, le nombre de feuilles vivantes et la longueur de la feuille D les plus importants, ont été obtenus lorsque les plantings ont été réalisés à la grande saison pluvieuse. Les masses des feuilles D ont été supérieures au seuil de 70 g pour les plantings effectués pendant la petite et la grande saison pluvieuse, ainsi qu’à la grande saison sèche. La confection de billons a permis aux plants d’ananas MD2 d’avoir une bonne croissance végétative en saison sèche dans la localité de Bonoua.Mots clés : Ananas MD2, croissance, feuille D, saison, Fertilisant, Côte d’Ivoire.
 English Title: Effects of bedding, planting density and fertilization on the vegetative growth of pineapple (Ananas comosus L., var. MD2) at different planting seasons in the Bonoua zone in Côte d'Ivoire
 The objective of this work was to define a cultivation itinerary favorable to the growth of MD2 pineapple plants according to the growing seasons in the locality of Bonoua, in the South - East of Côte d'Ivoire. The effects of three planting beds (flat ground, ridge without a polyethylene film and ridge covered with a polyethylene film); two planting densities (50,000 and 70,000 seedlings/ha); four types of manuring [F1 (Urea + Potash)]; F2 (Urea + Potash + Trace elements); F3 (Urea + Potash + Complete fertilizer) and F4 (Urea + Potash + Complete fertilizer + Trace elements)] and two fertilizer application frequencies (3AP and 7AP) were tested. At the end ofthe vegetative phase of the cycle, inter-season comparisons of the measured parameters showed that, regardless of the treatments applied, the most important number of live leaves and leaf length D were obtained when the plantings were carried out during the long rainy season. The D-leaf masses were above the threshold of 70 g for plantings carried out during the short and long rainy seasons, as well as during the long dry season. The making of ridges allowed the MD2 pineapple plants to have a good vegetative growth during the dry season in the locality of Bonoua.Keywords: Pineapple MD2, growth, leaf D, season, Fertiliser, Côte d’Ivoire.
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Samuel, Kouadio Oi Kouadio, Yapo Edwige Sopie Salomé, Silue Oumar, Adou Bini Yao Christophe, and Kouakou Tanoh Hilaire. "Influence of Carbohydrates on Callus Proliferation During Somatic Embryogenesis in Pineapple [Ananas Comosus (L.) Merr. (Bromeliaceae) Var. Cayenne Smooth Cultivar CI 16]." European Scientific Journal, ESJ 14, no. 15 (2018): 287. http://dx.doi.org/10.19044/esj.2018.v14n15p287.

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The improvement of pineapple (Ananas comosus var. Smooth Cayenne) by means of in vitro culture is less studied in Côte d'Ivoire despite the importance of this plant for this country’s economy. Our work consisted in highlighting nature and concentration effects of carbohydrates on the proliferation of calli in pineapple as a prelude to efficient embryogenesis. Callus proliferation was carried out from the base of pineapple vitroplants leaves. Thirty (30) explants were cultured on the tested culture medium. MS medium (micro- and macro elements of Murashige and Skoog) supplemented with vitamin Gamborg B5 was used as base medium to which were added 0.05 mg/L BAP, 3 mg/L picloram, 2 mg/L glycine, 1,000 mg/L glutamine, 100 mg/L casein hydrolyzate and 30 g/L carbohydrate. Sucrose was tested at different concentrations (20, 25, 30, 35 and 40 g/L). The results revealed that callus proliferation is strongly influenced (p ˂ 0.0001) by nature and concentration of carbohydrate. Sucrose with the highest dry matter content (61.34 mg) has a higher callogenic potential than the other studied carbohydrates. The concentration of 30 g/L sucrose significantly improved the calli proliferation in pineapple. Galactose and maltose were less favorable to proliferation.
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Souleymane, Coulibaly, Yapo Sopie Edwige Salomé, Ouattara Généfol, and Kouakou Tanoh Hilaire. "Effect of Potassium Concentration on Some Agrophysiological Parameters of Pineapple Plants (Ananas comosus L. cv. Smooth Cayenne and MD2) Grown in Côte d'Ivoire." Journal of Experimental Agriculture International 28, no. 6 (2018): 1–11. http://dx.doi.org/10.9734/jeai/2018/45079.

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Anin, Louise Atchibri, Patrice Désiré Yapi Assoi Yapi, Yapo Thierry Monnet, Marie-Ange Yiwo Yapi, Chantal Lêniféré Soro, and K. A. Kouakou Kouadio. "Evaluation Microbiologique Et Origines De La Contamination Des Produits De 4ème Gamme Vendus Sur Les Marchés D’abidjan, Cote D'ivoire." European Scientific Journal, ESJ 12, no. 36 (2016): 273. http://dx.doi.org/10.19044/esj.2016.v12n36p273.

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The sources and degree of microbial contamination of 4 th range products or ready-to-eat products made from traditional processes were evaluated in three markets in the city of Abidjan. This study initially consisted of searching for microorganisms such as Staphylococcus aureus, faecal coliforms, E. coli and Salmonella spp. Then, Ishikawa's method or diagram was used to determine potential sources of food contamination consisting of three (3) fruit and two (2) fruit vegetables and one (1) leafy vegetable, respectively, pineapple (Ananas comosus) papaya (Carica papaya), watermelon (Citrulus lanatus), onion (Allium cepa), tomato (Lycopersicum esculentum Mill.) and amaranthus (Amaranthus hybridus). Fecal coliform loads were very high at the fruit level (1.8 × 103 - 9.1 × 102 CFU / g), onion (1.3 × 104 CFU / g), tomato puree (1, 82 × 103 CFU / g) and an E. coli load at the tomato puree which is 9.1 × 102 CFU / g. The analysis using the Ishikawa diagram shows that contamination sources were the poor quality of water, raw material, lack of sanitation, illiteracy, unsafe traditional practices and sellers hygiene.
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Genefol, Ouattara, Camara Brahima, Bomisso Edson Lezi, et al. "Effects of Planting Bed and Density on the Yield of Pineapple (Ananas comosus L. var., MD2) Grown in Short Rainy Season in Southern Côte d’Ivoire." Asian Journal of Agricultural Research 11, no. 1 (2016): 18–25. http://dx.doi.org/10.3923/ajar.2017.18.25.

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Kanga, N’guessan Martial, Mamadou Cherif, Souleymane Sanogo, et al. "Effects of planting bed and mineral fertilization on the production and growth of Extra Sweet pineapple (Ananas comosus L.) aerial suckers in the locality of Bonoua, a town in south eastern Côte d’Ivoire." International Journal of Current Research in Biosciences and Plant Biology 7, no. 1 (2020): 23–32. http://dx.doi.org/10.20546/ijcrbp.2020.701.003.

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Assienan, BA, and K. Koffi. "Fertilite Et Compatibilite De Six Varietes D\'ananas (Ananas comosus L.) en Côte d\'Ivoire." Agronomie Africaine 15, no. 2 (2009). http://dx.doi.org/10.4314/aga.v15i2.1630.

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Mangara, A., A. N'Da Adopo, MK Boraud, K. Kobenan, J. Lejoly, and D. Traore. "Inventaire de la flore adventice en culture d\'ananas (Ananas comosus (L.) Merr.) dans la localité de Bonoua en basse Côte d\'Ivoire." Agronomie Africaine 20, no. 1 (2009). http://dx.doi.org/10.4314/aga.v20i1.1733.

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"Rotylenchulus reniformis. [Distribution map]." Distribution Maps of Plant Diseases, no. 1) (August 1, 2001). http://dx.doi.org/10.1079/dmpd/20066500845.

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Abstract A new distribution map is provided for Rotylenchulus reniformis Linford & Oliveira Nematoda: Tylenchida: Rotylenchulidae Attacks a wide range of crops in most of the plant families. Major hosts include cotton (Gossypium hirsutum), pineapple (Ananas comosus), sweet potato (Ipomoea batatas) and soyabean (Glycine max). Information is given on the geographical distribution in EUROPE, Greece, Malta, Netherlands, Spain, ASIA, Bangladesh, Brunei Darussalam, China, Guangdong, Hainan, Jiangsu, Shandong, Sichuan, India, Andaman and Nicobar Islands, Andhra Pradesh, Assam, Bihar, Delhi, Gujarat, Haryana, Himachal Pradesh, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Orissa, Punjab, Rajasthan, Tamil Nadu, Uttar Pradesh, West Bengal, Indonesia, Java, Nusa Tenggara, Sulawesi, Sumatra, Iraq, Israel, Japan, Honshu, Kyushu, Ryukyu Archipelago, Shikoku, Lebanon, Malaysia, Peninsular Malaysia, Oman, Pakistan, Philippines, Singapore, Sri Lanka, Taiwan, Thailand, Vietnam, AFRICA, Angola, Burundi, Cameroon, Cape, Verde, Cote d'Ivoire, Egypt, Gambia, Ghana, Kenya, Liberia, Malawi, Mozambique, Nigeria, Reunion, Senegal, Somalia, South Africa, Sudan, Tanzania, Togo, Uganda, Zimbabwe, NORTH AMERICA, Mexico, USA, Alabama, Arkansas, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, Missouri, North Carolina, South Carolina, Texas, CENTRAL AMERICA & CARIBBEAN, Antigua and Barbuda, Barbados, Belize, Bermuda, Costa Rica, Cuba, Dominica, Dominican Republic, Grenada, Guadeloupe, Honduras, Jamaica, Martinique, Montserrat, Panama, Puerto Rico St, Lucia, St Vincent and Grenadines, Trinidad and Tobago, SOUTH AMERICA, Brazil, Bahia, Espirito, Santo, Minas Gerais, Parana, Pernambuco, Rio de Janeiro, Sao Paulo, Colombia, Guyana, Peru, Suriname, Venezuela, OCEANIA, American, Samoa, Australia, Northern Territory, Fiji, Guam, Kiribati, Niue, Papua New Guinea, Samoa, Solomon Islands, Tonga.
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Dissertations / Theses on the topic "Ananas comosus – Côte d'Ivoire"

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Soler, Alain. "Maturation et sénescence de l'ananas (Ananas comosus (L. ) Merr) en Côte-d'Ivoire." Montpellier 2, 1991. http://www.theses.fr/1991MON20258.

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En cote d'ivoire, l'evolution des caracteristiques chimiques de la pulpe de l'ananas (ananas comosus (l. ) merr) et de son epiderme sont similaires a celles observees dans d'autres conditions de culture. Diverses activites enzymatiques en relation soit avec la degradation des parois cellulaires, soit avec les processus oxydatifs ayant lieu au cours de la maturation et de la senescence, ont ete mesurees. On n'a pu montrer de relation de cause a effet entre la teneur en ethylene de l'atmosphere interne du fruit et sa maturation, en raison de sa nature non climaterique. La degradation des chlorophylles de l'epiderme est, en revanche, clairement dependante de l'ethylene. On a compare la senescence normale du fruit avec le cas des fruits dits jaunes, anomalie physiologique presentant des caracteristiques de senescence acceleree et anormale de la pulpe par rapport a celle de l'epiderme. . . .
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Loison-Cabot, Chantal. "Amélioration génétique de l'ananas : exemple de création variétale, analyse des ressources génétiques disponibles." Paris 11, 1988. http://www.theses.fr/1988PA112355.

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L'ananas est la quatrième grande culture de fruits tropicaux et subtropicaux. La Côte d'Ivoire avec 176 000 tonnes est le premier exportateur mondial de fruits frais. L'amélioration variétale, débutée en 1978 dans ce pays, s'est orientée vers la création de nouvelles variétés présentant des fruits de meilleure qualité (présentation, texture et qualité gustative). Des hybridations entre les variétés Cayenne et Péroléra de l'espèce A. Comosus sont à la base de la descendance (40 000 hybrides par an) sur laquelle s'effectue la sélection. Après une présentation générale de la plante, le texte traite des techniques de création des plantules hybrides, de la caractérisation des géniteurs, de l'étude de la stabilité des caractères lors de la reproduction végétative et de la définition d'un schéma de sélection approprié. L'analyse des descendances suggère une parenté entre les clones Cayenne et Péroléra. Certains caractères (aspect du fruit, taux d'acide ascorbique) se révèlent être facilement améliorés au niveau des hybrides créés. Des essais de classification à partir de l'analyse de la collection et de collectes effectuées en Amazonie permettent è proposer une théorie sur l'organisation des complexes d'espèces chez le genre Ananas<br>Pineapple is the fourth tropical fruit crop in the world. Ivory Coast is the first for fresh fruit export trade with 176 000 tons. The aim of the pineapple breeding program initiated in 1978 in this country is to produce new varieties with an improved quality of the fruit (appearance, texture, taste). Hybridizations between the varieties Cayenne and Perolera of the species A. Comosus allow a selection among 40 000 hybrids produced every year. After a general presentation of the plant, the seedling management techniques, the parents’ characteristics, the stability of the characters through vegetative propagation, and the definition of an adequate selection diagram are presented. Offspring analysis suggests that Cayenne and Perolera are related. Some characteristics (fruit appearance, ascorbic acid content) are easily improved in the new hybrids. Investigations on I. R. F. A. Germplasm and material collected in Amazonia lead to propose a theory on the organization of species complex of the genus Ananas
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Kie-Bi, Irie. "La place de la Côte d'Ivoire dans le système national mondial hiérarchisé : une analyse de la filière ananas de conserve." Paris 8, 1989. http://www.theses.fr/1990PA080477.

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L insertion de la cote d ivoire dans le systeme national mondial hierarchise (systeme capitaliste mondial) structure son economie a travers le jeu des relations d affiliation dependance. Par consequent le reperage de la plage de la cote d ivoire dans la hierarchie du systeme est indispensable a la comprehension de toute activite economique nationale. Grace a l agriculture d exportation, la cote d ivoire a ete erigee en pays point d appui par le capitalisme national mondial francais dans la sous-region ouest-africaine. Cette etude qui analyse le cas specifique de la filiere ananas de conserve a partir de l exemple de la salci (societe des ananas de la cote d ivoire) montre l impacte de cette place sur ce secteur : si les relations d affiliation dependance entre ce pays et la france ont ete a la base du developpement de l ananas de conserve, a terme, elles ont contribue a sa marginalisation par rapport a la dynamique mondiale du secteur ananas de conserve impulsee par les firmes multinationales americaines<br>The insertion of ivory coast into the hierarchized national word economic system (world capitalist system) structure her economic with regards to the affiliation dependence relatioships. Accordingly, identifying the position of i. C. In the hierarchy of the world system is indispensable for the clear apprehension of the entire national economic activity. Thabks to her export oriented agriculture, i. C. Was elevated to a turning. Point country by the french national world capitalism in the west african sub-region. This study which analysises specifically he canned pinepple channel as illus-. Trated by the i. C. Pineapple company (salci) shows the impact of this position in the sector : if the affiliation dependency relationship between this country and french was at the origin of the development of canned pineapple, at the long run they have contributed to the global dynamism in the domain of canned pineapple impulsed by american multinational companies
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