Results 31 to 40 of about 14,398 (122)

Autocita y mise en abyme

open access: yesAnales de Literatura Española
La mise en abyme, definida como relación especular entre la obra entera y un fragmento que refleja características importantes de ésta, se basa en un desdoblamiento (o una multiplicación) interno de una parte del texto, una repetición que puede ser ...
Marco Kunz
doaj   +1 more source

Diazotrophic Bacteria Is an Alternative Strategy for Increasing Grain Biofortification, Yield and Zinc Use Efficiency of Maize

open access: yesPlants, 2022
Biofortification of cereal crops with zinc and diazotrophic bacteria is a sustainable solution to nutrient deficiency and hidden hunger. The inoculation of staple grain crops such as maize is increased with reducing productivity losses while improving ...
Arshad Jalal   +10 more
doaj   +1 more source

Germinação e vigor de sementes de Crataeva tapia - DOI: 10.4025/actascibiolsci.v29i4.874

open access: yesActa Scientiarum: Biological Sciences, 2008
O experimento foi realizado no Laboratório de Análise de Sementes do Centro de Ciências Agrárias da Universidade Federal da Paraíba, em Areia – Estado da Paraíba, com sementes de trapiá, a fim de estudar o uso de diferentes substratos para avaliação da ...
Edilma Pereira Gonçalves   +5 more
doaj   +1 more source

Co-Inoculation with Azospirillum brasilense and Bradyrhizobium sp. Enhances Nitrogen Uptake and Yield in Field-Grown Cowpea and Did Not Change N-Fertilizer Recovery

open access: yesPlants, 2022
This study was designed to investigate the effects of Azospirillum brasilense and Bradyrhizobium sp. co-inoculation coupled with N application on soil N levels and N in plants (total N, nitrate N-NO3− and ammonium N-NH4+), photosynthetic pigments, cowpea
Fernando Shintate Galindo   +12 more
doaj   +1 more source

Nano-zinc and plant growth-promoting bacteria is a sustainable alternative for improving productivity and agronomic biofortification of common bean

open access: yesChemical and Biological Technologies in Agriculture, 2023
Background and aims Nano-zinc (Zn) fertilizer is an easily adaptable and environmentally safe alternative option that can effectively improve growth, yield and biofortification of common bean.
Arshad Jalal   +9 more
doaj   +1 more source

A complete solution of Markov's problem on connected group topologies [PDF]

open access: yes, 2015
Every proper closed subgroup of a connected Hausdorff group must have index at least c, the cardinality of the continuum. 70 years ago Markov conjectured that a group G can be equipped with a connected Hausdorff group topology provided that every ...
Dikranjan, Dikran, Shakhmatov, Dmitri
core   +2 more sources

Épocas de colheita e tratamento pré-germinativos para superação da dormência de sementes Mimosa caesalpiniifolia Benth. Harvest time and pre-germinating treatments to overcome dormancy on germination and vigor of Mimosa caesalpiniifolia Benth. Seeds

open access: yesRevista Árvore, 2008
Este trabalho teve por objetivo avaliar a influência da época de colheita e de tratamentos pré-germinativos na germinação e vigor de sementes de Mimosa caesalpiniifolia Benth. (sabiá).
Josivan Viana Leal   +6 more
doaj   +1 more source

High mortality at the beginning of the COVID-19 pandemic in a referral center in the metropolitan area of Mexico City

open access: yesJournal of Infection in Developing Countries, 2022
Introduction: There is limited information about the coronavirus disease 2019 (COVID-19) disease in Latin-American countries. Our objective was to describe the clinical characteristics and outcomes of COVID-19 patients in Mexico.
Alberto Ordinola Navarro   +11 more
doaj   +1 more source

Role of reactive oxygen species in mediating peripheral hypoxic vasodilation and sympathoexcitation at high altitude

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend High‐altitude acclimatisation increases muscle sympathetic nerve activity (MSNA) via activation of the arterial chemoreflex, pulmonary arterial baroreceptors and resetting of the sympathetic vascular baroreflex. However attempting to silence these mechanisms only partially normalises MSNA, implicating other contributory ...
Liam D. Corr   +15 more
wiley   +1 more source

Superação da dormência em sementes de Caesalpinia pyramidalis Tul Overcoming dormancy of Caesalpinia pyramidalis Tul

open access: yesRevista Árvore, 2007
Espécies florestais com sementes duras freqüentemente apresentam consideráveis problemas para os viveiristas, porque seus tegumentos duros e impermeáveis à água dificultam e retardam a germinação.
Edna Ursulino Alves   +6 more
doaj   +1 more source

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