Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Ricardo Silva"'
Autor:
Ricardo Silva de Sousa, Luís Alfredo Pinheiro Leal Nunes, Francisco de Alcântara Neto, Henrique Antunes de Souza, Ademir Sérgio Ferreira de Araújo
Publikováno v:
Acta Scientiarum: Agronomy, Vol 45, Iss 1 (2023)
This study was performed to investigate the effects of composted tannery sludge (CTS) on the physical properties of tropical sandy soil after seven years of CTS application. CTS was applied to a Fluvisol at five rates (0.0, 2.5, 5.0, 10.0, and 20.0 M
Externí odkaz:
https://doaj.org/article/3b34c5db36a94303a4598d7957539bad
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:
Ricardo Silva de Sousa, Luis Alfredo Pinheiro Leal Nunes, Aurenivia Bonifacio de Lima, Wanderley Jose de Melo, Jadson Emanuel Lopes Antunes, Ademir Sérgio Ferreira de Araujo
Publikováno v:
Acta Scientiarum: Agronomy, Vol 40, Iss 1, Pp e35361-e35361 (2018)
Chromium (Cr) accumulation in soil and plants has been reported after successive applications of tannery sludge, which is a matter of concern because Cr can promote environmental contamination and affect the food chain. In this study, we evaluated th
Externí odkaz:
https://doaj.org/article/1b2ea9ab18604b2cba652ea2dab83fc5
Autor:
Caroline Nery Jezler, Ricardo Silva Batista, Péricles Barreto Alves, Delmira da Costa Silva, Larissa Corrêa do Bomfim Costa
Publikováno v:
Ciência Rural, Vol 43, Iss 10, Pp 1811-1816 (2013)
Alpinia zerumbet is a medicinal plant from Asian origin used in folk medicine for the treatment of hypertension, which effect is attributed to terpinen-4-ol, the major component of the essential oil. The objective of this work was to identify the ess
Externí odkaz:
https://doaj.org/article/1709e40b7caa47d9b35732b0d84c3229
Autor:
Indira Ashant Martins Messias, Eduardo Guimarães Couto, Ricardo Silva Santos Amorim, Mark Stephen Johnson, Osvaldo Borges Pinto Junior
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 37, Iss 3, Pp 632-639 (2013)
A análise conjunta do potencial redox com outras variáveis pode ser útil para o entendimento da dinâmica dos solos hidromórficos, ao longo de todo o ciclo hidrológico a que o Pantanal está submetido. Neste trabalho, foram estudados o potencial
Externí odkaz:
https://doaj.org/article/15432abba2a84d2c814fa119e34be6e8
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 34, Iss 4, Pp 1103-1112 (2010)
Soybean is a major grain crop in Brazil, and yields can be considerably improved by inoculation with selected Bradyrhizobium strains. However, the incompatibility between inoculation and seed treatments with fungicides and micronutrients represents a
Externí odkaz:
https://doaj.org/article/a4a9ee8d78ad477299505cc072c7ffc8
Autor:
Alessandro Nunes Ferreira, Orivaldo Arf, Marco Antonio Camillo de Carvalho, Ricardo Silva Araújo, Marco Eustáquio de Sá, Salatiér Buzetti
Publikováno v:
Scientia Agricola, Vol 57, Iss 3, Pp 507-512 (2000)
Avaliando o comportamento do feijoeiro inoculado com cinco estirpes de Rhizobium tropici e a adubação mineral com nitrogênio, sobre alguns fatores relacionados à sua produtividade, utilizou-se um delineamento experimental de blocos ao acaso, com
Externí odkaz:
https://doaj.org/article/f3ae5dafc95642c3a4a942e38951aeb5
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 58 (2023)
Abstract The objective of this work was to evaluate the application of silicate ultramafic alkaline rock, with different granulometry, as an alternative potassium source on the increase of soil fertility and on the nutritional status and biomass yiel
Externí odkaz:
https://doaj.org/article/b76e6777fae14e92bb277fed849c609a
Autor:
Thassio Monteiro Menezes da Silva, Bruno Ricardo Silva Costa, Henrique Oldoni, Milene Corso Mitsuyuki, Luís Henrique Bassoi
Publikováno v:
Ciência e Agrotecnologia, Vol 46 (2022)
ABSTRACT The monitoring of chlorophyll content in grapevine leaves allows us to evaluate their N status, assisting with the information for the decision make about nutrient rate and application time to the vineyard. The present work aimed to propose
Externí odkaz:
https://doaj.org/article/02c7955728d34ce682e91932440aae66
Autor:
Diogo Nascimento de Souza, Sérgio Ricardo Silva, Jéssica de Lucena Marinho, José Henrique Bizzarri Bazzo, Inês Cristina de Batista Fonseca, Claudemir Zucareli
Publikováno v:
Semina: Ciências Agrárias, Vol 42, Iss 6SUPL2 (2021)
O trigo é um dos cereais mais importantes cultivados no mundo, sendo que no Brasil o aumento da produção nacional ainda é um desafio. A aplicação de nitrogênio (N) pode favorecer o aumento do rendimento de grãos e da qualidade fisiológica de
Externí odkaz:
https://doaj.org/article/795013839c49454eb4e4f7616e8b3624