Ricardo de Normandes Valadares, Danieli Andrade Nóbrega, Carolina da Silva Moreira, Jordana Antônia dos Santos Silva, Adônis Queiroz Mendes, Fabian Santana Silva, Ítalo Jhonny Nunes Costa & Dimas Menezes·Journal of Experimental Agriculture International·2019
In the northeast of Brazil, the yield of eggplant has been unpredictable, especially when the flowering coincides with the hottest period of the year. The objective of this study was to evaluate eggplant genotypes for tolerance to high temperatures and to identify correlations be...
Open access
Research Article10.9734/jeai/2019/v31i130064
Tarcila Rosa da Silva Lins, Rafael Leite Braz, Thiago Cardoso Silva, Emmanoella Costa Guaraná Araujo, Jordânia Xavier de Medeiros & Cibelle Amaral Reis·Journal of Experimental Agriculture International·2019
This research aimed to determine the concentration of tannins in the bark and in the branches of ten species of Caatinga occurrence. The Folin-Denis colorimetric method was used to determine the phenol content and the tannins are precipitated using a protein. The tannin content w...
Open access
Research Article10.9734/jeai/2019/v31i130061
Albergma Estevão de Queiroz Magalhães Cavalcante, Izaque Francisco Candeia de Mendonça, Joedla Rodrigues de Lima, Felipe Silva de Medeiros, Roberta Patrícia de Sousa Silva, Sérvio Túlio Pereira Justino, Amanda de Lira Freitas, Ediglécia Pereira de Almeida & Sávio Ferreira Vidalett·Journal of Experimental Agriculture International·2019
Introduction: The process of degradation of the environmental system of the Farinha river basin is due to soil inadequacy and natural factors. Aims: The present work had as objective to evaluate the degree of deterioration of the environmental system of the hydrographic basin of...
Open access
Research Article10.9734/jeai/2019/v31i130062
The aim of this research was to investigate the fertility status of soils under Bamboo (Bambusa vulgaris) in Akamkpa and Odukpani Local Government Areas of Cross River State. Composite soil samples were collected at the depth of 0-15 cm under Bamboo (Bambusa vulgaris) using soil...
Open access
Research Article10.9734/jeai/2019/v31i130063
Robério de Oliveira, Paulo Roberto Rodrigues Alves, Thaís Aparecida Vitoriano Dantas, Gemerson Machado de Oliveira, Matheus de Andrade Borba, Mileny dos Santos de Souza & Jacinto de Luna Batista·Journal of Experimental Agriculture International·2019
Fruit flies are pests of great agricultural concern, as they cause serious damage to the global fruit production. However, there are potential entomophagous organisms that can reduce the population of pest species such as Ceratitis capitata. Among the voracious and entomophagous...
Open access
Research Article10.9734/JEAI/2019/46542
With the current global concern of high concentration of Green House Gases in the atmosphere and the current struggle to ensure food security for the growing population in Africa within this climate change scenario, biochar amendment to soils is gaining acceptance as an important...
Open access
Research Article10.9734/JEAI/2019/44168
Physiological changes occur in seeds before and during the germination process when subjected to high temperatures. Considering that Solanum paniculatum presents an adaptation to different environments, the aim of this study was to evaluate physiological changes of level of heat...
Open access
Research Article10.9734/JEAI/2019/46497
Maria Helena Menezes Cordeiro, Renato Domiciano Silva Rosado, Antonio Gustavo de Luna Souto, João Paulo Gava Cremasco, Carlos Eduardo Magalhães do Santos & Claudio Horst Bruckner·Journal of Experimental Agriculture International·2019
Aims: This experiment was to obtain the genetic parameters and to define the best selection strategy in F1 progenies of sour passion fruit from the crossing between inbred lineages and heterozygous genotypes. Study Design: Experimental design was completely randomized blocks with...
Open access
Research Article10.9734/JEAI/2019/47093
Aim: The aim of the research was to evaluate the effect of NPK fertilization on red ginger yield and nutrient content of mature plants. Study Design: 16 treatments were defined from N, P and K combinations, with three replications in complete random blocks. The experimental unit...
Open access
Research Article10.9734/JEAI/2019/46151
Aims: This study evaluated carbon assimilation, water relations, intrinsic and instantaneous water use efficiency, and water consumption of two cultivars of Ricinus communis L. cv. BRS 188 Paraguaçu and BRS Energia, subjected to regulated-deficit irrigation. Study Design: The exp...
Open access
Research Article10.9734/JEAI/2019/46523