ISSN : 2663-2187

Comparative study of the agronomic efficacy of three types of foliar fertilizer in cocoa production in Côte d'Ivoire

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OUATTARA Tièba Victor, KOUAKOU Konan Olivier, TRAORE Brahima, YAO Kouadio Jacques-Edouard, KOKO Kan Louis Anselme Jayson, BOYE Mambé Auguste-Denise, AYOLIE Koutoua, DICK Acka Emmanuel
» doi: 10.48047/AFJBS.6.16.2024.3016-3037

Abstract

Adequate cocoa trees nutrition is a major constraint for cocoa farmers in Côte d'Ivoire. The aim of the study was to test the efficacy of three foliar fertilizers on productivity parameters. The experimental design used were Fisher blocks with 11 treatments and 3 replications. These treatments were: T0, control; T1, 4 l/ha of FERTIL 1; T2, 6 l/ha of FERTIL 1; T3, 12 l/ha of FERTIL 1; T4, 2 l/ha of FERTIL 2; T5, 3 l/ha of FERTIL 2 ; T6, 6 l/ha of FERTIL 2; T7, 2 l/ha of FERTIL 3; T8, 3 l/ha of FERTIL 3; T9, 6 l/ha of FERTIL 3 and T10, 150 g of NPK. Productivity parameters measured included the number of healthy and wilted cherelles, the number of green pods, actual and potential yields, and pod filling, graining and pod index. The highest yields, number of beans per pod and healthy cherelles were obtained with T5. Treatments T2, T7 and T10 enabled good development and better growth of the beans. The pod index was very low for the three treatments above and low for T5. Better use of foliar fertilizers can indeed lead to a significant increase in cocoa production.

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