TABLE OF CONTENTS
LETTER
Growing of black pepper by small farmers in the city of Capitão Poço, PA, Brazil
Letícia do Socorro Cunha, Luane Laíse Oliveira Ribeiro, Felipe Cunha do Rego, Francisco Lailson da Silva de Oliveira, Alysson Oliveira de Carvalho, Luã Souza de Oliveira, Marcos Vinicius Reis de Oliveira Junior, Jéssica da Silva Schmidt, Fernanda Ludmyla Barbosa de Souza, Emerson Fey, Wanderson Cunha Pereira and Francisca das Chagas Bezerra de Araújo
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RESEARCH ARTICLES
Comparison between extraction methods of photosynthetic pigments in Acacia mangium
Susana Cristine Siebeneichler, Jacqueline Silva Barbosa, Antônio Marcos Milhomem Cruz, Marilene Alves Dias Ramos, Hallefy Elias Fernandes and Vitor L. Nascimento
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Germination of quinoa seeds prevenient from agroecological and conventional crop systems
Cristiani Belmonte, Edmar Soares de Vasconcelos, Eloisa Lorenzetti, Alexandra da Silva Martinez, Renan Pan and Tauane Santos Brito
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Hydrogel effects in biochemical composition of soybean grains cultivated under water deficit in Brazilian Cerrado
Vitor L. Nascimento, Wagner A. Rauber, Guilherme S. Silva, Susana C. Siebeneichler and Rodrigo R. Fidelis
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The hidden half of Brazilian rice: putting roots on the table to better evidence the genetic variability available for breeding
Camila dos Santos Alvos, Henrique Pasquetti Carbonari, Cristiano Stülp, Victoria Freitas de Oliveira, Maicon Nardino, Viviane Kopp da Luz, Eduardo Venske, Ariano Martins de Magalhães Jr. and Antonio Costa de Oliveira
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Application of pyraclostrobin as an alternative to reduce phytotoxification of fomesafen in common bean
Jaqueline Schmitt, Wilian Jochem, Guilherme Romani de Mello, Juliano José Schiessel, Samyra Coratto Demartini, Samuel Luiz Fioreze, Antonio Mendes de Oliveira Neto and Naiara Guerra
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Flowering of the endemic cactus Tacinga palmadora: a relation between floral production and age
Ayslan Trindade Lima, Adryanne Arcanjo Costa and Marcos Vinícius Meiado
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Effect of exogenous indolbutiric acid (IBA) applications and cuttings collection times on rooting capacity of sweet tamarind
Antonio Flávio Arruda Ferreira, Marcela Sant’anna Cordeiro da Silva, Laís Naiara Honorato Monteiro, Mariane Jerônimo Forte, Glaucia Amorim Faria, Maria Gabriela Fontanetti Rodrigues and Aparecida Conceição Boliani
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Weed management in soybean using burndown herbicides associated to pre-emergent herbicides
Carlos Orestes Santin, Robson Peruzzo, Leandro Galon, André Dalponte Menegat, Milena Barretta Franceschetti, Cinthia Maethê Holz, Josiel Ricardo Toni, Gismael Francisco Perin and César Tiago Forte
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Management of Sumatran fleabane after maize harvest in the fallow period shorter than 60 days
Antonio Mendes de Oliveira Neto, Jamil Constantin, Rubem Silvério de Oliveira Júnior, Naiara Guerra, Eder Blainski and Hugo de Almeida Dan
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Path analysis on traits associated with oat milling yield
Cezar Verdi, Vianei Rother, Ivan Ricardo Carvalho, Liamara Bahr Thurow, Rafael Nornberg, Victoria Freitas de Oliveira, Luciano Carlos da Maia and Antonio Costa de Oliveira
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Main pests and diseases affecting black pepper in family production systems in Capitão Poço, Pará, Brazil
Luane Laíse Oliveira Ribeiro, Letícia do Socorro Cunha, Felipe Cunha do Rego, Francisco Lailson da Silva de Oliveira, Alysson Oliveira de Carvalho, Luã Souza de Oliveira, Marcos Vinicius Reis de Oliveira Junior, Jéssica da Silva Schmidt, Fernanda Ludmyla Barbosa de Souza, Emerson Fey, Wanderson Cunha Pereira and Francisca das Chagas Bezerra
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Post-harvest preservation of roses cv. Ipanema
Simone Lyn Van Oene, Claudia Fabrino Machado Mattiuz, Tauane Santos Brito and Renan Pan
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Crop rotation and soil scarification: impacts in the soil penetration resistance
Alexandra da Silva Martinez, Edleusa Pereira Seidel, Renan Pan, Tauane Santos Brito, Wesler Meiners Caciano and Leticia Gabriela Ertel
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Association of multisite and site-specific fungicides in the control of Puccinia triticina and its effects on wheat yield
Deivid Sacon, Aline Netto, Alessandra Gallina, Eduardo Silvestrini Tonello and Paola Mendes Milanesi
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Nutritional and morphophysiological responses of soybean to micronutrient fertilization in soil
Rubens Ribeiro da Silva, Larissa Urzêdo Rodrigues, Rodrigo Ribeiro Fidélis, Álvaro José Gomes de Faria and Vitor L. Nascimento
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Nitrogen and potassium sources of fertilizers may affect wheat blast and Fusarium head blight under favorable weather conditions
Sérgio Ricardo Silva, Adriano Augusto de Paiva Custódio, José Salvador Simonetto Foloni and Manoel Carlos Bassoi
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Phenology and phytomass of Crotalaria incana L. in the Eastern Amazon, Brazil
Renata Thaysa da Silva Santos, Mailson Freire de Oliveira, Vandeilson Belfort Moura, Yanna Karoline Santos da Costa and Rafael Gomes Viana
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Azospirillum brasilense and macronutrients in the initial establishment of brachiaria
Tauane Santos Brito, Tatiane Eberling, Leila Alves Netto, Giovana Ritter, Renan Pan, Daniele Cristina Schons Eckhardt and Vandeir Francisco Guimarães
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Reaction of rice cultivars to Meloidogyne graminicola as a function of irrigation management
Cristiano Bellé, Rodrigo Ferraz Ramos, Ricardo Rubin Balardin, Tiago Edu Kaspary and Andressa Lima De Brida
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REVIEW ARTICLE
Control of water hyacinth: a short review
Wilson Roberto Cerveira Junior and Leonardo Bianco de Carvalho
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Communications in Plant Sciences 