Results 41 to 50 of about 138,814 (243)

Corrección de la acidez del suelo: alteraciones químicas del suelo [PDF]

Revista Cenicafé, 2020
La alternativa más común para corregir la acidez del suelo consiste en el empleo de enmiendas calcáreas. El objetivo de esta investigación fue determinar el efecto del encalamiento en la fertilidad de algunos suelos representativos de la zona cafetera de Colombia.
Siavosh Sadeghian, Carolina Díaz Marín
openaire   +1 more source

Comparação de Diferentes Métodos Químicos como Extrantes de Alumínio em Solos Tiomorficos do Brasil e Colômbia / Comparison of Different Chemical Methods as Extrantes of Aluminum in Acid Sulphate Soils of Brazil and Colombia

Revista Facultad Nacional de Agronomía Medellín, 2014
Resumo. A acidificação do solo tiomórficos tem como consequênciaa solubilização de compostos de Al, o que ocasiona o aumento daconcentração de Al3+ na solução do solo.
Enrique Combatt Caballero, Víctor Hugo Álvarez, Júlio César Lima   +2 more
doaj   +1 more source

Surface Damaged by Xylotrechus arvicola Larvae on Vitis vinifera: Relationship With Resistance and Breaking Times

Australian Journal of Grape and Wine Research, Volume 2025, Issue 1, 2025.
Background and Aims: The main wine‐producing areas of the Iberian Peninsula are affected by Xylotrechus arvicola, an insect pest species which causes structural and biomechanical damage in vineyards (Vitis vinifera) due to the ingestion of vascular tissues. Methods and Results: To evaluate the mechanical properties of wood affected by X.
Álvaro Rodríguez-González, Daniela Ramírez-Lozano, Andrea Antolín-Rodríguez, Laura Zanfaño, Guzmán Carro-Huerga, Pedro A. Casquero, Marcos Guerra, Carmen Vega-Valdés, Julia García-González, Andrés Juan-Valdés, Hayley Ridgway   +10 more
wiley   +1 more source

Calagem para soja recomendacao para o Estado do Parana. [PDF]

, 2011
Natureza da acidez do solo; Acidez do solo e sua neutralizacao; Resultados e recomendacoes tecnicas.bitstream/item/35343/1/1984-Comunicado-Tecnico.n.28.Calagem-21x28-OK ...
BORKERT, C. M., CAMPO, R. J., LANTMANN, A. F., PALHANO, J. B., SFREDO, G. J.   +4 more
core  

Propiedades físicas, químicas, térmicas y nutricionales de la badea (Passiflora quadrangularis)

Agroindustrial Science, 2015
La badea (Passiflora quadrangularis), es una fruta conocida también como parcha granadina, tumbo gigante, quijón, parcha real, maracujá melao, giant granadilla, rata pohul y timum belanda, es una especie que crece en la zona intertropical latinoamericana
Liliana Acurio, Andrea Zamora, Diego Salazar, Lander Pérez, Alex Valencia   +4 more
doaj   +1 more source

Phenology of Xylotrechus arvicola (Coleoptera: Cerambycidae) Adults in Spanish Vineyards

Australian Journal of Grape and Wine Research, Volume 2025, Issue 1, 2025.
Background and Aims: The longicorn beetle Xylotrechus arvicola (Olivier) (Coleoptera: Cerambycidae) is an important pest in vineyards of the Iberian Peninsula. Previous studies have reported that different varieties of grapevines Vitis vinifera exhibit varying susceptibility to infestation by this species. Methods and Results: Adult X.
Álvaro Rodríguez-González, Daniela Ramírez-Lozano, Guzmán Carro-Huerga, Laura Zanfaño, Andrea Antolín-Rodríguez, Pedro Antonio Casquero, Mark Sosnowski   +6 more
wiley   +1 more source

Chemical alterations and nickel phytoavailability in sewage sludge-amended soil [PDF]

, 2008
The alteration of soil chemicals and its influence on availability (DTPA extractant method) and phytoavailability (63Ni L-value, isotopic method) of Ni was studied in sewage sludge-amended soil at different pHs. The soil pHs were 4.3, 5.3 and 5.9 and the
ABREU JUNIOR, Cassio Hamilton, ALVAREZ V., Felipe Carlos, BOARETTO, Antonio Enedi, FERNANDES, Henriqueta Maria Gimenes, MURAOKA, Takashi, TREVIZAM, Anderson Ricardo   +5 more
core   +2 more sources

Características fisiológicas e ecológicas de isolados de rizóbios oriundos de solos ácidos e álicos de Presidente Figueiredo, Amazonas Physiological and ecological characteristics of rhizobio isolated deriving of acid and alic soils of Presidente Figueiredo, Amazonas State

Acta Amazonica, 2004
Alguns isolados de rizóbio, além de fixarem o N2, são capazes de solubilizar fosfatos pouco solúveis, disponibilizando o P para as plantas e para si mesmos.
Francisco Adilson dos Santos Hara, Luiz Antonio de Oliveira   +1 more
doaj   +1 more source

Report on the establishment of the safe shelf life of certain ready‐to‐eat foods, sliced and prepacked in retail, in relation to the risk of Listeria monocytogenes

Food Risk Assess Europe, Volume 2, Issue 3, July 2024.
Abstract The Barcelona Public Health Agency (ASPB) asked the Scientific Advisory Committee on Food Safety for an opinion on the safe shelf life of Listeria monocytogenes in certain products (cheeses, cooked meats, including pâtés, and cured meats) sliced and prepackaged prior to retail sale.
Sara Bover Cid, José Juan Rodríguez Jerez, Samuel Portaña Tudela, Santiago Rodellar Torras, Montserrat Vila Brugalla, Maria Victòria Castell Garralda, Laura Alcalde Sanz   +6 more
wiley   +1 more source

Análisis de acidez y basicidad en compuestos orgánicos

, 2021
El presente texto tiene como objetivo abordar el tema de la acidez y basicidad de compuestos orgánicos, uno de los más importantes en la Química Orgánica, ya que muchas de las reacciones y procesos que ocurren tanto en dicha disciplina como en la Química de los seres vivos dependen de las propiedades ácido–base de los compuestos.
Schiavoni, María de las Mercedes, Laurella, Sergio Luis, Caputo, Maricel   +2 more
openaire   +2 more sources