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All published articles 4487

Influence of Irrigation Depths on the Growth of Chrysanthemum, Cultivated in Pots, in a Greenhouse in the Northwest Region of Espírito Santo

Robson Prucoli Posse, Gabriel Fornaciari, Edinei José Armani Borghi, Francielly Valani, Sophia Machado Ferreira da Silva, Evandro Chaves de Oliveira & Geilson Silva Costa · Journal of Experimental Agriculture International · 2019

Chrysanthemum is one of the most important plants in the national and international market of ornamental plants since it has relevant commercial value and presents short cycle and extensive diversity of inflorescences and colors. The present work aimed to evaluate the productive...

Open access Research Article 10.9734/jeai/2019/v31i230069

Natural Regeneration in Tropical Rainforest, Northeastern Brazil

Fabiana Estigarribia, Joselane Príscila Gomes da Silva, Paulo Fernando Rodrigues Cândido, Nélio Domingos da Silva, João Antonio Tanajura Silva & Lúcia de Fatima de Carvalho Chaves · Journal of Experimental Agriculture International · 2019

Aims: To evaluate the shrub-tree species of natural regeneration in a remnant of Tropical Rain Forest, located in the northeastern region of Brazil. Study Design:  Systematic sampling. Place and Duration of Study: The study was carried out in a remnant of Tropical Rainforest, cat...

Open access Research Article 10.9734/jeai/2019/v31i230070

Effect of Priming on Physiological Quality of Handroanthus serratifolius (Vahl.) Seeds

Girlânio H. Silva, Anderson C. José, Fabrício P. Teixeira, Luciana M. Gonzaga, Raul R. Molina, Jordânia X. Medeiros, Maurício H. Okada & Larissa Chamma · Journal of Experimental Agriculture International · 2019

This work aimed to evaluate the effect of different priming treatments in the longevity of H. serratifolius seeds. Seeds were osmo-conditioned in PEG -1.0 MPa at 10, 15 and 20°C or hydro-primed at 5, 10 and 15°C. Final germination, speed and uniformity of germination were assesse...

Open access Research Article 10.9734/jeai/2019/v31i330071

Nitrogen Nutrition in Dry Tropical Forest at Different Times of Regeneration

Ágatha Maria de Oliveira Silva, Fernando José Freire, Mozart Duarte Barbosa, Rinaldo Luiz Caraciolo Ferreira, Maria Betânia Galvão dos Santos Freire, Francisco Tarcísio Alves Júnior, Clarissa Soares Freire & Ane Cristine Fortes da Silva · Journal of Experimental Agriculture International · 2019

The management of forest species requires the quantification of various nutrients flows in the ecosystem. Specifically for N this aspect is even more important because many species in dry forests, as Brazilian Caatinga, are legumes and in symbiotic association with diazotrophic b...

Open access Research Article 10.9734/jeai/2019/v31i330072

Variability in Morpho-biochemical Traits Associated with Pod Borer (Helicoverpa armigera) Resistance in Pigeonpea Pods

J. J. Cheboi, P. K. Kimurto & M. G. Kinyua · Journal of Experimental Agriculture International · 2019

Pigeonpea contributes to food and nutrition security among poor households in urban and rural areas. Globally it is characterized by stagnant and unstable yield due to its susceptibility to various stresses including the pod borer (Helicoverpa armigera) which causes substantial d...

Open access Research Article 10.9734/jeai/2019/v31i330073

Selection in Base Population of Ornamental Peppers (Capsicum annuum L.)

José Ayron Moraes de Lima, Elizanilda Ramalho do Rêgo, Mirelly Miguel Porcino, Glauber Henrique Nunes da Silva, Michelle Gonçalves de Carvalho, Angela Maria dos Santos Pessoa & Maílson Monteiro do Rêgo · Journal of Experimental Agriculture International · 2019

Aims: The aim of this study was to characterize and select plants with ornamental potential and resistant to pathogens in generation F2. Study Design: For genetic divergence analysis, Tocher's grouping method was used, based on the standardized Euclidean distance. Analyses were c...

Open access Research Article 10.9734/jeai/2019/v31i330074

Inter-relationships of Resistance to Penetration, Moisture and Soil Organic Matter with Irrigated Bean Yield in Mato Grosso do Sul, Brazil

Job Teixeira de Oliveira, Cassiano Garcia Roque, Rubens Alves de Oliveira, Rafael Montanari, Claudinei Martins Guimarães & Edcássio Dias Araújo · Journal of Experimental Agriculture International · 2019

The common bean (Phaseolus vulgaris L) can be cultivated practically throughout the year in different regions of Brazil, provided there are no water and temperature limitations. This study was carried out in a Quartzarenic Neosol, in the municipality of Cassilândia, state of Mato...

Open access Research Article 10.9734/jeai/2019/v31i330075

Tolerance and Phenotypic Analysis of Irrigated Rice Genotypes under Iron Toxicity

Eduardo Anibele Streck, Gabriel Almeida Aguiar, Paulo Henrique Karling Facchinello, Lais Perin, Pedro Ujacov da Silva & Ariano Martins de Magalhães Junior · Journal of Experimental Agriculture International · 2019

Introduction: The development of tolerant rice genotypes is the main tool to minimize the problem caused by the excess of iron in the soil. Aims: The study aims to evaluate the response of genotypes of the Embrapa breeding program of irrigated rice against iron stress, as well as...

Open access Research Article 10.9734/jeai/2019/v31i230068

Chemical Soil Attributes, Accumulation of Foliar Macronutrients and Productivity of the 'Vitória' Pineapple Plant Fertilized with Urea and Chicken Manure

Francisco de Assis Pereira Leonardo, Walter Esfrain Pereira, Thiago Jardelino Dias, Joana Gomes de Moura, Mário Leno Martins Véras & Ygor Henrique Leal · Journal of Experimental Agriculture International · 2019

The pineapple plant cultivar 'Vitória' is resistant to Fusarium and it presents similar characteristics to the cultivars 'Pérola' and 'Smoot Cayene'. However, the expansion of this new cultivar depends on the development of research on several aspects, among them, fertilization....

Open access Research Article 10.9734/jeai/2019/v31i230067

Nematicidal Properties of Moringa oleifera, Chromolaena odorata and Panicum maximum and their Control Effects on Pathogenic Nematodes of Yam

Anthony A. Mainoo & Ben K. Banful · Journal of Experimental Agriculture International · 2019

A field study was conducted at Atonsu, Sekyere Central District, Ghana from 2013 to 2014, to (i) determine the effects of Moringa oleifera, Chromolaena odorata and Panicum maximum as ex-situ mulches, on soil nematodes population after two years of yam cropping and (ii) assess the...

Open access Research Article 10.9734/jeai/2019/v31i230066

Selection of Eggplant Genotypes Tolerant to High Temperatures

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 Article 10.9734/jeai/2019/v31i130064

Tannin Content of the Bark and Branch of Caatinga Species

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 Article 10.9734/jeai/2019/v31i130061

Physical and Conservational Diagnoses of the Hydrographic Micro-Bacy of Rio Farinha

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 Article 10.9734/jeai/2019/v31i130062

Evaluation of Fertility Status of Soils under Bamboo (Bambusa vulgaris) in Akamkpa and Odukpani Local Government Areas of Cross River State, Nigeria

E. A. Akpa, O. S. Bello & D. M. Olim · Journal of Experimental Agriculture International · 2019

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 Article 10.9734/jeai/2019/v31i130063

Biological Aspects and Predation of Pygidicrana v-nigrum against the Mediterranean Fly Ceratitis capitata

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 Article 10.9734/JEAI/2019/46542