Results 91 to 100 of about 3,673 (202)

EVALUACIÓN DE OCHO CULTIVARES DE ARROZ (Oryza sativa L.) EN CONDICIONES DE SECADO

open access: yesCultivos Tropicales, 2004
En la Estación Experimental del Arroz "Los Palacios", perteneciente al Instituto Nacional de Ciencias Agrícolas, durante el período poco lluvioso (frío) del 1999 y lluvioso (primavera) del 2000, se evaluaron ocho cultivares de arroz en condiciones de ...
Elizabeth Cristo   +4 more
doaj  

Fumigant Antifungal Activity of Corymbia citriodora and Cymbopogon nardus Essential Oils and Citronellal against Three Fungal Species

open access: yesThe Scientific World Journal, 2014
Corymbia citriodora and Cymbopogon nardus essential oils samples were analyzed by GC and GC-MS and their qualitative and quantitative compositions established. The main component of essential oils of C. citriodora and C. nardus was citronellal, at 61.78%
Raimundo Wagner de S. Aguiar   +5 more
doaj   +1 more source

Interactions Between Spore Morphogenetic Mutations Affect Cell Types, Sporulation, and Pathogenesis in Magnaporthe grisea

open access: yesMolecular Plant-Microbe Interactions, 1998
We have previously defined four single-gene mutations, con1, con2, con4, and con7, that control various stages of spore morphogenesis in the rice blast fungus.
Zhixin Shi, David Christian, Hei Leung
doaj   +1 more source

Differential compatibility of Pyricularia grisea isolates with some brazilian irrigated rice cultivars.

open access: yes, 2013
Foi estudada a compatibilidade de 24 isolados de Pyricularia grisea com quatro cultivares de arroz irrigado e quatro testemunhas como ...
LEVY, M., PRABHU, A. S., FILIPPI, M. C.
core  

Diversidade de Magnaporthe grisea em arroz de terras altas no sul do Estado do Tocantins, na safra 2008/09

open access: yesRevista Ceres, 2012
A brusone do arroz, causada pelo fungo Magnaporthe grisea, é uma das mais importantes doenças orizícolas no Brasil e no mundo, principalmente em arroz de terras altas. Objetivou-se, neste trabalho, identificar as raças fisiológicas de M.
Gil Rodrigues dos Santos   +5 more
doaj   +1 more source

Identyfikacja niepatogenicznych grzybów ryżu i ocena ich wpływu na zwalczanie biologiczne Pyricularia grisea powodujacego zarazę ryżu in vitro

open access: yes, 2016
Rice blast disease, caused by Pyricularia grisea, is an important rice disease in Iran and throughout the world. Out of 150 infected samples collected from paddy fields of Guilan province, 57 fungal isolates were isolated for which PDA and W.A media were
Safari Motlagh, M.R., Usefipoor, P.
core  

Estimativa de diversidade fenotípica nas populações de Pyricularia grisea de duas cultivares de arroz de terras altas. [PDF]

open access: yes, 2004
A diversidade fenotípica de Pyricularia grisea foi avaliada baseada em amostras de folhas com brusone coletada de oito lavouras comerciais das cultivares 'BRS Primavera' e 'BRS Bonança', durante dois anos consecutivos, 2001/2003 e 200212003, no Estado de
ZIMMERMANN, F. J. P.   +4 more
core  

Diversity of SCAR Markers of Pyricularia grisea Isolated from Digitaria ciliaris Following Cross Infection to Rice

open access: yesMicrobiology Indonesia, 2011
Cross infection of Pyricularia grisea from grass to rice and vice versa has been reported, but genetic changes are not known yet.  This research  aimed at estimating the possibility of the genotype alteration in P.
SRI LISTIYOWATI   +4 more
doaj   +1 more source

Effect of vegetal extract in the inhibition of mycelial growth of pyricularia grisea

open access: yesJournal of Biotechnology and Biodiversity, 2013
O objetivo deste estudo foi avaliar o efeito do óleo extraído de quatro espécies e de diferentes tipos de extratos de capim-citronela na inibição do crescimento micelial dos fungos Pyricularia grisea. Foram avaliadas a fungitoxicidade do óleo essencial de capim-citronela (Cymbopogon nardus), eucalipto (Eucalyptus citriodora), copaíba (Copaifera ...
Perini, Vilma Borges de Moura   +13 more
openaire   +1 more source

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