Zobrazeno 1 - 10
of 100
pro vyhledávání: '"EDSON ALVES BASTOS"'
Autor:
Aderson Soares de Andrade Junior, Francisco de Brito Melo, Edson Alves Bastos, Milton José Cardoso
Publikováno v:
Ciência Rural, Vol 51, Iss 8 (2021)
ABSTRACT: The objective of this study is to determine the vegetation indices (IV) as a means of identifying the nutritional status of corn, with respect to the soil nitrogen and potassium, using the aerial images received through an RGB camera loaded
Externí odkaz:
https://doaj.org/article/bcc5747263e948619898675662a04331
Autor:
Fábio Nunes do Nascimento, Aderson Soares de Andrade Júnior, Edson Alves Bastos, Valdenir Queiroz Ribeiro, Alzeneide da Silva Lopes
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 53, Iss 12, Pp 1346-1354 (2018)
Abstract: The objective of this work was to evaluate the stalk yield, technological quality parameters, and sugar and alcohol productions in the first sugarcane (Saccharum officinarum) crop cycle, according to the response to N and K2O applications b
Externí odkaz:
https://doaj.org/article/cd666bd488494a4082d2dcac88164683
Publikováno v:
Revista Ciência Agronômica, Vol 51, Iss 4 (2020)
ABSTRACT Proposing sufficiency ranges and critical levels is an important technique for correct evaluation of leaf nutrient diagnosis. In this study, the objective was to propose critical levels and sufficiency ranges of macro- and micronutrients for
Externí odkaz:
https://doaj.org/article/5e5ea74e3fe64d21bad5a89bdc3369ac
Publikováno v:
Pesquisa Agropecuária Tropical, Vol 48, Iss 3, Pp 204-211 (2018)
The identification of genotypes that are tolerant to water deficit is crucial for the maintenance of the agricultural production. This study aimed to evaluate the genotypic variation for drought tolerance among corn genotypes by means of multivariate
Externí odkaz:
https://doaj.org/article/35abb8c6aa734516815bcff196a2f834
Autor:
ERINA VITÓRIO RODRIGUES, KAESEL JACKSON DAMASCENO-SILVA, MAURISRAEL DE MOURA ROCHA, EDSON ALVES BASTOS, ADRIANO DOS SANTOS
Publikováno v:
Revista Caatinga, Vol 31, Iss 1, Pp 40-47 (2018)
The low use of technologies by farmers and the occurrence of biotic and abiotic stresses are limiting factors for cowpea production in the Brazilian Northeast region. The tolerance of genotypes to drought is an alternative to decrease the negative ef
Externí odkaz:
https://doaj.org/article/eca8f621f31541879b431d298c8ac3f6
Publikováno v:
Revista Caatinga, Vol 31, Iss 1, Pp 240-245 (2018)
Low grain yield of cowpea is influenced by several production factors, especially inadequate soil fertilization, in particular, phosphorus application. Tropical soils have low phosphorus and zinc levels due to either the source material or the absenc
Externí odkaz:
https://doaj.org/article/a5a4d22a9b91481daea84154c4c2837f
Autor:
ERINA VITÓRIO RODRIGUES, KAESEL JACKSON DAMASCENO-SILVA, MAURISRAEL DE MOURA ROCHA, EDSON ALVES BASTOS, ADRIANO DOS SANTOS
Publikováno v:
Revista Caatinga, Vol 31, Iss 1, Pp 48-55 (2018)
Water deficit affects plant development and the overcoming of its effects depends on the genotype, duration of stress, severity of damage and development stage of the plant at water stress. Cowpea is considered tolerant to water deficit, however, stu
Externí odkaz:
https://doaj.org/article/889a8ba53b924a93adaa93f56515c92d
Autor:
Marinete Martins de Sousa Monteiro, Edson Alves Bastos, Milton José Cardoso, Aderson Soares de Andrade Júnior, Valdenir Queiroz Ribeiro
Publikováno v:
Pesquisa Agropecuária Tropical, Vol 47, Iss 4, Pp 432-439 (2017)
Cowpea has been cultivated in a rudimentary form in the main producing regions of Brazil, resulting in lower grain yields, when compared to the crop potential. The use of technologies such as water regimes, adequate plant density and soil management
Externí odkaz:
https://doaj.org/article/5f1aa2b2de804b3db4edb6e96d683095
Autor:
João Carlos Rocha dos Anjos, Aderson Soares de Andrade Júnior, Edson Alves Bastos, Donavan Holanda Noleto, Francisco de Brito Melo, Raimundo Rodrigues de Brito
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 52, Iss 6, Pp 464-473 (2017)
Abstract: The objective of this work was to evaluate water storage in a Plinthaqualf under different straw levels during the fourth ratoon season of a sugarcane (Saccharum officinarum) crop. The study was conducted in the 2013/2014 crop season, with
Externí odkaz:
https://doaj.org/article/37834b34d4084e0b99df1fda86012170
Autor:
Herbert Moraes Moreira Ramos, Edson Alves Bastos, Aderson Soares de Andrade Júnior, Waldir Aparecido Marouelli
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 47, Iss 4, Pp 576-583 (2012)
O objetivo deste trabalho foi determinar estratégias ótimas de irrigação do feijão‑caupi (Vigna unguiculata) para a produção de grãos verdes, com a água como fator limitante da produção e diferentes valores de preço do produto. O experi
Externí odkaz:
https://doaj.org/article/c9b6a687cdd747758102238b04344940