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Contribution des innovations technologiques agricoles à l’amélioration de la productivité : cas des variétés améliorées de manioc au Bénin AgEcon
Adekambi, Souleimane Adeyemi; Adegbola, Patrice Ygue; Glele, Eugene K.A.; Agli, Charles K.; Tamegnon, Bertin A..
Cassava production in Benin is still characterized by low productivity compared to those of sub regional countries. Improved cassava varieties have been then developed. They have been promised to raise the productivity and thereby the income of farmers. This study examines the relationship between agricultural technology adoption and productivity improvement with focusing on high yield cassava varieties. The data used were collected from 267 randomly selected cassava producers in Benin. The paper uses the counterfactual outcomes framework of modern evaluation theory to estimate the Average Treatment Effect (ATE) of high yield cassava varieties adoption on farm-level average yield. Results indicate that the adoption of high yield cassava varieties...
Tipo: Journal Article Palavras-chave: Impact; Adoption; Improved varieties; Cassava; Benin; Crop Production/Industries.
Ano: 2010 URL: http://purl.umn.edu/95786
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Potential for introducing improved production practices in food legumes with increased food security in Afghanistan Scientia Agricola
Tavva,Srinivas; Singh,Murari; Rizvi,Javed; Saharawat,Yashpal Singh; Swain,Nigamananda; Shams,Kateb.
ABSTRACT: The restricted maximum likelihood method was used to assess performance following the introduction of improved varieties of chickpea and mungbean (an important source of plant protein in Afghanistan) as compared to local varieties using 242 farmer participatory demonstrations laid out in eight districts in Baghlan, Balkh and Uruzgan provinces in Afghanistan from 2009 to 2012. The impact of the varieties introduced on the enhancement of security of food and nutrition of farmers adopting such technologies was also assessed. Taking an average over the study period, chickpea improved varieties (Madad and Sehat) recorded 56 and 72 % more yield over the local ones, respectively, while in case of mungbean varieties, Mai 2008 and Maash 2008 recorded 22...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Improved varieties; Chickpea and mungbean; Farmer participatory demonstrations; Mixed linear model; Restricted maximum likelihood estimation.
Ano: 2019 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-90162019000100041
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