C. A. Lopes
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View article: ‘BRS Gaia’: A red-skinned potato cultivar with high dry matter content for fresh market
‘BRS Gaia’: A red-skinned potato cultivar with high dry matter content for fresh market Open
‘BRS Gaia’ is a red-skinned potato cultivar with high dry matter and attractive tuber appearance. Its tubers are oval, with shallow eyes, slightly rough skin, yellow flesh and low susceptibility to post-harvest greening. The vine maturity …
View article: Fitopatógenos do gênero Pythium: polífagos e destrutivos em ambientes úmidos
Fitopatógenos do gênero Pythium: polífagos e destrutivos em ambientes úmidos Open
Pythium is one of the microorganisms of greatest agricultural interest in the world. Most of the species of this genus are natural inhabitants of the soil with a high capacity for surviving even in the absence of hosts, either as saprophyt…
View article: Evaluation of potato clones for agronomic and processing traits in conventional and organic crop systems
Evaluation of potato clones for agronomic and processing traits in conventional and organic crop systems Open
This work aimed to evaluate the performance of potato genotypes for tuber yield, processing quality traits, and plant vigor, under conventional and organic crop systems. The experiments in conventional system were carried out during the sp…
View article: Growth, tuber yield and quality of potato clones and cultivars
Growth, tuber yield and quality of potato clones and cultivars Open
This study aimed to evaluate the plant performance of two advanced potato clones compared to two standard cultivars. Field experiments were carried out in Canoinhas-SC, Pelotas-RS and Brasília-DF. The experimental design was in randomized …
View article: ‘BRS F50’ (Cecilia): A multi-purpose potato cultivar with resistance to foliar disease
‘BRS F50’ (Cecilia): A multi-purpose potato cultivar with resistance to foliar disease Open
‘BRS F50’ (Cecilia) is a yellow skin potato cultivar for the fresh market, with good tuber appearance and versatile culinary use. The tuber has oval shape, shallow eyes, and light yellow flesh. It has a relatively high dry matter and mediu…
View article: Electric Kettles: An Assessment of Energy-Saving Potentials for Policy Making in the European Union
Electric Kettles: An Assessment of Energy-Saving Potentials for Policy Making in the European Union Open
Electric kettles are found in almost every household in the European Union. Within the preparatory study to establish the Ecodesign Working Plan 2015–2017, the electricity consumption of this product group in Europe was estimated at 20 to …
View article: The importance of biomass as an energy source in rural development in Angola
The importance of biomass as an energy source in rural development in Angola Open
The purpose of this presentation is related to the analysis of the existing biomass potential in rural regions in Angola, in its waste in the most different aspects, and in the possibility of its use for energy production in the most diver…
View article: Bell pepper rootstocks with multiple resistance to soilborne diseases
Bell pepper rootstocks with multiple resistance to soilborne diseases Open
Grafting has been increasingly used to overcome soilborne pathogens. The commercial rootstock hybrids AF-8253 (Sakata) and Fortaleza (Takii), as well as Embrapa?s new hybrid, BRS Acará, were evaluated as rootstocks for the bell pepper hybr…
View article: Verticillium diseases of vegetable crops in Brazil: Host range, microsclerotia production, molecular haplotype network, and pathogen species determination
Verticillium diseases of vegetable crops in Brazil: Host range, microsclerotia production, molecular haplotype network, and pathogen species determination Open
Recent outbreaks of Verticillium wilt diseases in various vegetable crops have been reported in Brazil. This fact was our initial stimulus to carry out a nationwide survey aiming to determine their causal agent(s). Thus far, Verticillium d…
View article: Performance of Solanum phureja-derived bacterial-wilt resistant potato clones in a field naturally infested with Ralstonia solanacearum in Central Brazil
Performance of Solanum phureja-derived bacterial-wilt resistant potato clones in a field naturally infested with Ralstonia solanacearum in Central Brazil Open
Bacterial wilt (BW), or brown rot, caused by the soil and seed borne bacterium Ralstonia solanacearum, is one of the most devastating diseases of potatoes cultivated in warmer regions of the world. There are no potato cultivars with a desi…
View article: ‘BRS F183’ (Potira): A dual purpose potato cultivar, with high yield potential and excellent French fry quality
‘BRS F183’ (Potira): A dual purpose potato cultivar, with high yield potential and excellent French fry quality Open
‘BRS F183’ (Potira) is a late-maturing and red skin potato cultivar, suitable for French fry processing, due to tuber high dry matter content of long oval shape, large size, light yellow flesh, and light fry color. It is also suitable for …
View article: Fruit yield and bacterial wilt symptoms on eggplant genotypes grown in soil infested with Ralstonia solanacearum
Fruit yield and bacterial wilt symptoms on eggplant genotypes grown in soil infested with Ralstonia solanacearum Open
Fruit yield and bacterial wilt symptoms of eggplant genotypes CNPH006, CNPH171, CNPH658, CNPH778, CNPH783, and CNPH785 were quantified in soil naturally infested with Ralstonia solanacearum(race 1, biovar 3) in Brasília, Brazil.Exceptfor C…
View article: Comparative effectiveness of commercial tomato rootstocks to control bacterial wilt
Comparative effectiveness of commercial tomato rootstocks to control bacterial wilt Open
Bacterial wilt, caused by Ralstonia solanacearum, is one of the main diseases of solanaceous crops in Tropical regions, being the major limiting factor for tomato production in the North Region of Brazil. The disease has also been a constr…
View article: ‘BRS F183’ (Potira): A dual purpose potato cultivar, with high yield potential and excellent French fry quality
‘BRS F183’ (Potira): A dual purpose potato cultivar, with high yield potential and excellent French fry quality Open
‘BRS F183’ (Potira) is a late-maturing and red skin potato cultivar, suitable for French fry processing, due to tuber high dry matter content of long oval shape, large size, light yellow flesh, and light fry color. It is also suitable for …
View article: Combining ability of tomato inbred lines to bacterial wilt resistance
Combining ability of tomato inbred lines to bacterial wilt resistance Open
Tomato is one of the most important crops worldwide. Bacterial wilt (BW), caused by Ralstonia spp., is a major disease for tomato production around the world, especially in tropical and subtropical regions. Currently in Brazil, only commer…
View article: On the assessment of the sources of inoculum of bacterial wilt in Brazil
On the assessment of the sources of inoculum of bacterial wilt in Brazil Open
Dispersal of Ralstonia spp. cells by water and contaminated plant material and the importance of weeds as inoculum sources have been poorly investigated. Water of rivers, soil from fields of diverse crops and areas of natural vegetation bo…
View article: Performance of Solanum phureja-derived bacterial-wilt resistant potato clones in a field naturally infested with Ralstonia solanacearum in Central Brazil
Performance of Solanum phureja-derived bacterial-wilt resistant potato clones in a field naturally infested with Ralstonia solanacearum in Central Brazil Open
Bacterial wilt (BW), or brown rot, caused by the soil and seed borne bacterium Ralstonia solanacearum, is one of the most devastating diseases of potatoes cultivated in warmer regions of the world. There are no potato cultivars with a desi…
View article: 15 - When You Drag a Tree Branch, the Leaves Also Follow: Thandika Mkandawire’s Legacy
15 - When You Drag a Tree Branch, the Leaves Also Follow: Thandika Mkandawire’s Legacy Open
View article: Genetic Structure of <i>Ralstonia solanacearum</i> and <i>Ralstonia pseudosolanacearum</i> in Brazil
Genetic Structure of <i>Ralstonia solanacearum</i> and <i>Ralstonia pseudosolanacearum</i> in Brazil Open
Bacterial wilt-causing Ralstonia threaten numerous crops throughout the world. We studied the population structure of 196 isolates of Ralstonia solanacearum and 39 isolates of Ralstonia pseudosolanacearum, which were collected from potato-…
View article: Reaction of advanced inbred lines of Habanero pepper to Ralstonia pseudosolanacearum and Phytophthora capsici
Reaction of advanced inbred lines of Habanero pepper to Ralstonia pseudosolanacearum and Phytophthora capsici Open
Habanero pepper is important in the international market and is becoming popular in the national market; however, few cultivars adapted and resistant to devastating diseases caused by the soilborne pathogens Ralstonia pseudosolanacearum (R…
View article: Expression of Enzymes During the Germination of Seeds in Endangered Cerrado Species
Expression of Enzymes During the Germination of Seeds in Endangered Cerrado Species Open
The objective of this study was to evaluate the enzymes expression during the seeds germination process of ever-lasting species Comanthera elegans and Comanthera bisulcata. For the evaluation of the seeds physiological potential, the germi…
View article: Influence of the Potato Production System in the Soil Suppressiveness to Bacterial Wilt
Influence of the Potato Production System in the Soil Suppressiveness to Bacterial Wilt Open
The potato crop is highly affected by soil-borne diseases motivating its continuous migration to non-cultivated areas. Bacterial wilt caused by Ralstonia spp. is one of the main diseases affecting the potato crop in Brazil, since the conve…
View article: Green synthesis of silver nanoparticles using tomato leaf extract and their entrapment in chitosan nanoparticles to control bacterial wilt
Green synthesis of silver nanoparticles using tomato leaf extract and their entrapment in chitosan nanoparticles to control bacterial wilt Open
BACKGROUND Silver nanoparticles (AgNPs), particularly those entrapped in polymeric nanosystems, have arisen as options for managing plant bacterial diseases. Among the biopolymers useful for the entrapment of AgNPs, chitosan is promising b…
View article: Management of Plant Disease Epidemics with Irrigation Practices
Management of Plant Disease Epidemics with Irrigation Practices Open
Adequate water provision to roots is essential to warrant sustainable harvests of agricultural crops globally. However, water applied in excess or in deficit may result in the development of many fungal and bacterial plant diseases, which …
View article: Reaction of advanced inbred lines of Habanero pepper to Ralstonia pseudosolanacearum and Phytophthora capsici
Reaction of advanced inbred lines of Habanero pepper to Ralstonia pseudosolanacearum and Phytophthora capsici Open
Habanero pepper is important in the international market and is becoming popular in the national market; however, few cultivars adapted and resistant to devastating diseases caused by the soilborne pathogens Ralstonia pseudosolanacearum (R…
View article: History and Status of Selected Hosts of the Ralstonia solanacearum Species Complex Causing Bacterial Wilt in Brazil
History and Status of Selected Hosts of the Ralstonia solanacearum Species Complex Causing Bacterial Wilt in Brazil Open
Bacterial wilt induced by the Ralstonia solanacearum species complex is endemic to Brazil, where it can cause variable losses in many hosts. Its economic importance, however, cannot be precisely measured due to Brazil's continental size, s…
View article: Reaction of Capsicum peppers commercialized in the Federal District to bacterial wilt
Reaction of Capsicum peppers commercialized in the Federal District to bacterial wilt Open
In Brazil, the bacterial pathogens Ralstonia solanacearum and R. pseudosolanacearum cause substantial losses by inducing bacterial wilt on several solanaceous crops; R. pseudosolanacearum is the main species associated with peppers (Capsic…
View article: BRS F63 (Camila): A fresh market potato cultivar, with high yield potential and resistance to virus Y
BRS F63 (Camila): A fresh market potato cultivar, with high yield potential and resistance to virus Y Open
Camila potato, registered and protected as BRS F63, is a cultivar for the fresh market, with oval tubers of attractive appearance, having shallow eyes, yellow and smooth skin, and light yellow flesh. It presents medium specific gravity (dr…
View article: Performance of potato cultivars under different planting spacing in a naturally-infested soil by Ralstonia solanacearum
Performance of potato cultivars under different planting spacing in a naturally-infested soil by Ralstonia solanacearum Open
In recent years, Brazilian potato cultivars were released, such as BRSIPR Bel and BRS Camila, as alternatives to the imported cultivars, traditionally planted in Brazil. We evaluated the cultivars BRSIPR Bel, BRS Camila and Agata growing u…