Results 81 to 90 of about 276 (146)

Influence of cultivar and hot water treatment on development of choosen pathogens of onion

open access: yes, 2016
The target of the work was verificated the varietal differences in varietal resistance onion Allium cepa L. to pathogens onion neck rot Botrytis aclada and pathogens mildew onion Peronospora destructor and verificated the effect of the seed treatment ...
Skoumalová, Tereza
core  

Valse meeldauw en bladvlekken in ui

open access: yes, 2000
Onderzoek naar het werkingsspectrum en de werkingsduur van fungiciden tegen valse meeldauw (Peronospora destructor) en bladvlekken (Botrytis squamosa) in ui. De waarschuwingssystemen BOTCAST (bladvlekken) en DOWNCAST (valse meeldauw) zijn een waardevolle
Meier, R.
core  

FLUTUAÇÃO E DEPOSIÇÃO DE ESPORÂNGIOS DE Peronospora destructor E A SEVERIDADE DO MÍLDIO EM CULTIVARES DE CEBOLINHA-VERDE

open access: yes
A redução e o potencial produtivo na cultura da cebolinha-verde (Allium fistulosum L.) se dá por doenças foliares, destaca-se o míldio causado por Peronospora destructor.
Roell, Diego Robson   +2 more
core  

Population fluctuation of Peronospora destructor sporangia in the air and its relationship with the severity of onion downy mildew

open access: yes, 2015
In a field trial in the years of 2011, 2012 and 2013, the fluctuation of Peronospora destructorsporangia and its relationship with the severity of downy mildew in onions were quantified.
Leandro Luiz Marcuzzo (4750113)   +1 more
core   +1 more source

Caracterización morfológica de hongos fitopatógenos en el cultivo de cebolla larga (allium fistulosum) sector lasso, cantón Latacunga, Cotopaxi 2015 [PDF]

open access: yes, 2015
The development of this present work is the morphological characterization of pathogenic fungus on the green onions crop (Allium fistulosum) from Lasso sector with coordinates: 0° 45' 11.30" latitude S, 78° 36' 39.53" longitude W, to a height of 2850 ...
Caicedo Yánez, Xavier Alejandro
core  

Downy mildew of onions

open access: yes, 1960
DOWNY mildew of onions, caused by the fungus Peronospora destructor, is widespread in Western Australia. In market gardens adjacent to Perth where the majority of onions are grown the disease occurs each year in spring and early summer crops and often ...
Doepel, R F
core   +1 more source

Controle de míldio em cebola para produção de sementes

open access: yes, 2014
Downy mildew, caused by Peronospora destructor (Berk.) Casp., is one of the limiting factors in the production of onion seed in Rio Grande do Sul.
Feliciano, Alberto, Garcia, Alseny
core   +1 more source

Efeitos da adubação sobre a incidência de tripes e míldio e na produtividade da cultura da cebola

open access: yes, 2009
The objective of this research was to evaluate the effect of fertilization with nitrogen, phosphorus andpotassium on thrips (Thrips tabaci) and downy mildew (Peronospora destructor), and on the yield of onion crop. The treatments were controls, half, one,
Wordell Filho, João Américo   +5 more
core   +1 more source

Plant diseases - Downy mildew of onions

open access: yes, 1955
Downy mildew of onions caused by the fungus Peronospora destructor is widespread in Western Australia. In market gardens adjacent to Perth where the majority of onions are grown the disease occurs each year in spring and early summer crops and often ...
Doepel, R. F.
core   +1 more source

FLUTUAÇÃO E DEPOSIÇÃO DE ESPORÂNGIOS DE Peronospora destructor E SUA RELAÇÃO COM A SEVERIDADE DO MÍLDIO EM CULTIVARES DE CEBOLA COM DIFERENTES NÍVEIS DE RESISTÊNCIA

open access: yes
A cebola (Allium cepa L.) é uma cultura amplamente utilizada na alimentação humana. Um dos problemas encontrados na cultura está relacionado ao míldio, causado por Peronospora destructor Berk.
Marcuzzo, Leandro Luiz   +2 more
core  

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