Results 51 to 60 of about 4,788 (211)
Incidence-Severity Relationships in the Pathosystem Coffea arabica-Hemileia vastatrix [PDF]
Incidence-severity relationships for coffee rust were studied to determine if the easily assessed incidence could be used to evaluate host resistance and fungicide treatment. At two locations in each of 3 years, the incidence of rust on 300 leaves was compared with two assessments of severity: (i) the average number of sporulating pustules per leaf ...
R, Silva-Acuña +3 more
openaire +2 more sources
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens +64 more
wiley +1 more source
Caracterização de raças fisiológicas de Hemileia vastatrix. [PDF]
Até o ano de 1983, eram conhecidas no Brasil as raças I, II, III, X, XV, XVII e XXIV de Hemileia vastatrix. Desde então, e apesar da suplantação da resistência de variedades de cafeeiros por novas raças do patógeno, nenhum outro estudo de caracterização ...
CAIXETA, E. T. +4 more
core
Climate change threatens biodiversity and the balance of ecosystems, specifically in key species. It seems that Haematoxylum calakmulense will lose more suitable areas than Haematoxylum campehianum in the future. Our results should be considered in current and future reforestation plans to improve their efficiency.
Alexis Herminio Plasencia‐Vázquez +3 more
wiley +1 more source
Beberapa Hasil Inokulasi Pada Cakram Daun Kopi Dengan Hemileia Vastatrix Di Laboratorium [PDF]
Some results of inoculations on coffee leaf disks with Hemileia vastatrix. Leaf rust caused by Hemileia vastatrix B. et Br. is the most important disease on coffee worldwide. The obligate nature of H.
Cipta Ginting , Abdul Gafur, dan Rusdi Evizal
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Citronella essential oil in the control and activation of coffee plants defense response against rust and brown eye spot. [PDF]
Objetivou-se avaliar o óleo essencial de citronela no controle da ferrugem e cercosporiose e na ativação de respostas de defesa em ...
ALVES, E. +4 more
core +1 more source
Lecanicillium uredinophilum colonizes and penetrates the soybean rust pathogen (Phakopsora pachyrhizi) urediniospores using them as a nutritional substrate through mycoparasitism. ABSTRACT Asian soybean rust (ASR) is caused by the biotrophic fungus Phakopsora pachyrhizi Syd. & P.
P. P. Mwelasi +5 more
wiley +1 more source
Perkecambahan Uredospora Hemileia Vastatrix Pada Ekstrak Rimpang Jahe Dan Kunyit Serta Daun Cengkeh Dan Sirih [PDF]
Germination of Hemileia vastatrix uredospores on crude water extracts of zinger and turmeric rhizome and clove and Piper betle leaves. Coffee leaf rust caused by H.
Ginting, C. (Cipta)
core
ABSTRACT Coffee leaf rust caused by Hemileia vastatrix and American leaf spot caused by Mycena citricolor are important fungal diseases of coffee that cause severe yield losses. While coffee leaf rust received much attention based on the recent outbreak in Latin America, we report here on an association pattern of American leaf spot with the presence ...
Chenyang Su +4 more
wiley +1 more source
AGRICULTURA DE PRECISÃO NO ESTUDO DA FERRUGEM DO CAFEEIRO CONILON
Objetivou-se com esse trabalho correlacionar de forma espacial, a incidência média da ferrugem do cafeeiro conilon com a massa de casca estraida dos grãos secos.
Jorge Tadeu Fim Rosas +6 more
doaj +1 more source

