Acta Scientiarum. Agronomy

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Distance from the edge of forest fragments influence the abundance of aphidophagous hoverflies (Diptera: Syrphidae) in wheat fields

Orcial Ceolin Bortolotto

Ayres de Oliveira Menezes Júnior

Adriano Thibes Hoshino

Thiago Augusto Campos

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Abstract: This study aimed to evaluate the influence of the distance from the edge of native forests on the abundance of aphidophagous hoverflies in wheat fields. The study was conducted in four commercial fields in the North of Paraná State, Brazil, during the wheat c

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DOI: https://doi.org/

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Effect of the flavonoid rutin on the biology of Spodoptera frugiperda (Lepidoptera: Noctuidae)

Talita Roberta Ferreira Borges Silva

André Cirilo de Sousa Almeida

Tony de Lima Moura

Anderson Rodrigo da Silva

Silvia de Sousa Freitas

Flávio Gonçalves Jesus

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Abstract: The fall armyworm Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) is a major pest of maize crops in Brazil. The effects of plant metabolites on the biology and behavior of insects is little studied. The aim of the study was to evaluate the activit

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DOI: https://doi.org/

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Mycorrhizal association in soybean and weeds in competition

Cíntia Maria Teixeira Fialho

Gustavo Soares da Silva

Laís Araújo Faustino

Felipe Paolinelli de Carvalho

Mauricio Dutra Costa

Antonio Alberto da Silva

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Abstract: The purpose of this study was to evaluate the effects of mycorrhizal association on the interference of Bidens pilosa, Urochloa decumbens and Eleusine indica on soybean culture in two conditions: a) plants competing without contact with roots of another speci

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Classification of Colletotrichum lindemuthianum races in differential cultivars of common bean

Tamires Ribeiro

Jose Antonio de Fatima Esteves

Daiana Alves Silva

João Guilherme Ribeiro Gonçalves

Sérgio Augusto Morais Carbonell

Alisson Fernando Chiorato

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Abstract: Anthracnose caused by the fungus Colletotrichum lindemuthianum is one of the main diseases affecting the common bean (Phaseolus vulgaris L.), and the pathogen is characterized by wide variability, with more than 50 physiological races identified in Brazil. Gr

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Genetic parameters and productivity of quinoa in western Paraná State, Brazil

Edmar Soares de Vasconcelos

Lívia Maria Lemos Hoepers

Rafaela Goularte Amaral

Vanessa Aline Egewarth

Andressa Strenske

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Abstract: Quinoa has been gaining attention because of its nutritional quality, low cholesterol and lack of gluten; in Brazil, the cultivation efforts in the different regions are mainly related to breeding. This study aimed to determine the genetic parameters and eval

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Biochemical characterization of systemic bacteria in bananas, sensitivity to antibiotics and plant phytotoxicity during shoot proliferation

Janiffe Peres de Oliveira

Jonny Everson Scherwinski-Pereira

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Abstract: The objective of this work was to characterize the biochemically systemic bacterial isolated from banana plants, to evaluate the bacterial sensitivity to antibiotics, and to determine the phytotoxicity of banana shoots during in vitro proliferation. Systemic

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Drought tolerance in upland rice: identification of genotypes and agronomic characteristics

Cleber Morais Guimarães

Adriano Pereira de Castro

Luís Fernando Stone

Jaison Pereira de Oliveira

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Abstract: This study aimed to identify upland rice cultivars and elite lines that are tolerant to drought and the agronomic traits associated with this tolerance. Forty-one genotypes were evaluated in a randomized block design with three replications in experiments wit

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Growth, grain yield and calcium, potassium and magnesium accumulation in common bean plants as related to calcium nutrition

Lucas da Silva Domingues

Nerinéia Dalfollo Ribeiro

Jerônimo Luiz Andriolo

Micheli Thaise Della Flora Possobom

Allan Emanoel Mezzomo Zemolin

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Abstract: The objective of this work was to evaluate the plant growth and grain yield characteristics and the accumulation of calcium, potassium and magnesium in the leaves and grains of common bean cultivars grown with different calcium concentrations in the nutrient

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Harvest time and agronomic performance of maize hybrids with contrasting growth cycles

Fernando Panison

Luís Sangoi

Daniel Fernando Kolling

Cileide Maria Medeiros Coelho

Murilo Miguel Durli

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Abstract: The delay of the maize harvest may cause qualitative and quantitative grain losses. This work evaluated the effects of the harvest time on the agronomic performance of maize hybrids with contrasting growth cycles. The experiment was set in Lages, Santa Catari

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Mycorrhizal inoculation affects the phytochemical content in strawberry fruits

Ana Paula Cecatto

Fátima Martínez Ruiz

Eunice Oliveira Calvete

Jesús Martínez

Pedro Palencia

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Abstract: The aim of this research was to evaluate the effect of the inoculation date of arbuscular mycorrhizal fungi on the fruit quality and the content of phytochemicals in a strawberry soilless growing system. The experiment was performed in Huelva (Spain) and was

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Phosphorus uptake and use efficiency of different cotton cultivars in savannah soil (Acrisol)

Nericlenes Chaves Marcante

Takashi Muroaka

Isabeli Pereira Bruno

Marcos Antonio Camacho

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Abstract: Low soil phosphorus (P) is a limiting factor for plant growth in the Brazilian savannah, where P diffuses slowly and has a high fixation rate in soil (as Al-P and Fe-P). In this study, we investigated the variation in P uptake by different cotton cultivars gr

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Physiological and physical quality of local Araucaria angustifolia seed variety

Marília Shibata

Cileide Maria Medeiros Coelho

Cristhyane Garcia Araldi

Natália Adan

Nivaldo Peroni

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Abstract: Araucaria angustifolia seeds are the basis for the rural economy in southern Brazil, and the species presents different botanical varieties. The objective of this work was to evaluate the diversity of physical, physiological and biochemical characteristics of

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The production of Physalis spp. seedlings grown under differentcolored shade nets

Daniel Fernandes da Silva

Rafael Pio

Joyce Dória Rodrigues Soares

Paulyene Vieira Nogueira

Pedro Maranha Peche

Fabíola Villa

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Abstract: The objective of this study was to evaluate the production of seedlings of Physalis L. species under different-colored shade nets. Four shade nets individually stained white, blue, red and black, all with 50% shading, were used in this study, and an additiona

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Soil water balance in different densities of Pinus taeda in Southern Brazil

Jorge Luiz Moretti de Souza

Kharyn Freitas Fezer

Bruno César Gurski

Daniela Jerszurki

Paulo Eugênio Pachechenik

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Abstract: This study aimed to quantify and compare water balance components over the course of a year for different Pinus taeda planting densities in an oxisol in southern Brazil. This experiment was conducted on 6-year-old trees in a clay oxisol at the Monte Alegre Fa

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DOI: https://doi.org/

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