Results 71 to 80 of about 97,543 (200)

Seleção de isolados de Metarhizium anisopliae (Metsch.) sorok. contra a cigarrinha da raiz da cana-de-açúcar Mahanarva fimbriolata (Stål) (Hemiptera: Cercopidae) em laboratório

open access: yes, 2005
O corte mecanizado da cana-de-acucar resulta num acumulo da palhada depositada no solo, proporcionando temperatura e umidade favoraveis a cigarrinha-da-raiz, Mahanarva fimbriolata (Stal), que provoca serios problemas devido a sua ocorrencia generalizada ...
E. S. Loureiro   +3 more
semanticscholar   +1 more source

Several Initiatives but Little Results: A Novel Approach to Offer an Institutional Explanation for Food Insecurity in Ghana

open access: yesWorld Food Policy, Volume 11, Issue 2, November 2025.
ABSTRACT A key strategy for achieving food security in Ghana is the implementation of food security projects. Unfortunately, one‐third of these projects encounter failure, primarily due to institutional shortcomings. The study demonstrates that institutional weaknesses are significant barriers to attaining food security and examines how institutional ...
Collins Oduro   +2 more
wiley   +1 more source

Sesame (Sesamum indicum L.) ethanolic extracts effect on Fusarium oxysporum f. sp. sesami

open access: yesActa Agronómica, 2016
One of the most important constraint in Venezuela sesame production is the incidence of the soil-borne fungus Fusarium oxysporum f. sp. sesami, which causes the disease called fungus wilt. A control option is to use plant extracts.
Pedro Fernandez, Hernán Laurentin
doaj   +1 more source

Exploring Parents Involvement in University Students Education

open access: yesJournal of Business and Social Review in Emerging Economies, 2020
Educationists has been focusing continuously on importance parental involvement in students’ education. This study was designed to find out parental involvement in curricular and co-curricular activities of university students.
Tahira Batool, Jannat Raiz
doaj   +1 more source

Decay stages of Jurassic wood debris from Scotland: evidence for the coevolution of fungal rot, arthropods and the nurse log strategy

open access: yesNew Phytologist, Volume 248, Issue 3, Page 1557-1571, November 2025.
Summary A key feature of extant conifer forests is the high percentage of seeds that germinate and establish on dead wood; in some forests, this can exceed 90%. This deadwood can act as an ideal nursery for young tree species, leading to this type of seedbed being termed ‘nurse logs’.
Ana Julia Sagasti   +3 more
wiley   +1 more source

Ficha. Raíz Obrera. Periódico Comunitario

open access: yes, 1982
RESUMEN: El periódico Raíz Obrera circuló desde el año de 1982 hasta 1988. Fue producido por el grupo Juvenil Raíz Obrera, asociado a las comunidades eclesiales de base del Barrio 12 de Octubre.

core  

La raíz cuadrada [Unidades didácticas]

open access: yes, 2016
Mostrar los conceptos de cuadrado y raíz cuadrada, y se enseña el algoritmo tradicional para obtener la raíz cuadrada de un número. Con actividades que enseñan el algoritmo para obtener la raíz cuadrada de un número natural y con cifras ...
Barbero Corral, Eduardo
core   +1 more source

Anatomía de hoja, tallo y raíz de Phenax laevigatus (Urticaceae) en la provincia de Tucumán, Argentina

open access: yesLilloa, 2010
Cabrera, Cecilia N.; Patricia N. Asesor; Patricia L. Albornoz; Marta E. Arias. 2010. “Anatomía de hoja, tallo y raíz de Phenax laevigatus (Urticaceae) en la provincia de Tucumán, Argentina”. Lilloa 47 (1-2). P. laevigatus es un arbusto con un alto valor
Cecilia N. Cabrera   +3 more
doaj  

FIRST REPORT OF Macrophomina pseudophaseolina ASSOCIATED WITH ROOT ROT IN APAXTLECO NATIVE CHILI (Capsicum annuum L.) AT GUERRERO, MEXICO

open access: yesTropical and Subtropical Agroecosystems
Background. Chili is an important crop for Mexican culture. Objective. To identify the pathogen associated with the causal agent of root rot in a native chili pepper Apaxtleco in Guerrero, Mexico. Methodology.
Jose Francisco Diaz Nájera   +6 more
doaj   +1 more source

Nitrogen and potassium supply and the morphogenic and productive characteristics of marandu palisadegrass Suprimento combinado de nitrogênio com potássio para o capim-marandu: características morfogênicas e produtivas

open access: yesRevista Brasileira de Zootecnia, 2010
The objective of this work was to study morphogenic characteristics, and dry matter production of roots and shoots of marandu palisadegrass (Brachiaria brizantha cv.
Marcio Mahmoud Megda   +1 more
doaj   +1 more source

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