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Registros recuperados: 5
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Benefits Associated with the Interaction of Endophytic Bacteria and Plants BABT
Santos,Miriam Langner dos; Berlitz,Diouneia Lisiane; Wiest,Shana Leticia Felice; Schünemann,Rogerio; Knaak,Neiva; Fiuza,Lidia Mariana.
ABSTRACT The endophytic bacteria belong to a larger group of microorganisms that have their life-cycle partly or entirely inside the plant and are located in intra and inter-cellular spaces or in the vascular tissue. These bacteria can be found colonizing aerial parts or roots. This review aims to analyze the colonization strategies of endophytic bacteria through interaction with plants, as well as to highlight the metabolic influence of these organisms in plant tissues, which result in physiological and biochemical changes. Depending on the different mechanisms used internally to colonize a plant, these microorganisms are called obligate, facultative, or passive endophytes. Phytostimulation, biofertilization and biological control are mechanisms that...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Biofertilization; Biological control; Colonization strategies; Microorganisms; Phytostimulation.
Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132018000100200
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Histopathology of Anticarsia gemmatalis Hübner (Lepidoptera; Noctuidae) treated with Nucleopolyhedrovirus and Bacillus thuringiensis serovar kurstaki BJM
Knaak,Neiva; Fiuza,Lidia Mariana.
The Anticarsia gemmatalis is responsible for the use of chemical insecticides in the soybean culture, causing a significant increase in the costs of farming and a great unbalance in the ecosystem. The use of microbial agents, like Bacillus thuringiensis serovar kurstaki (Btk) and Anticarsia gemmatalis nucleopolyhedrovirus (AgNPV), they are an alternative to chemical control of the pest insects. In the interaction analysis of the entomopathogenic bacteria and virus it is considered important the in vitro action mode of these microbiology control agents. Therefore, the present study aims the histopathological analysis of the A. gemmatalis larvae digestive system after the interaction in vivo of the entomopathogenic Btk and AgNPV, represented the Dipel and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Virus; Bacteria; Biological control; Lepidoptera.
Ano: 2005 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822005000200017
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In vitro effect of Bacillus thuringiensis strains and Cry proteins in phytopathogenic fungi of paddy rice-field BJM
Knaak,Neiva; Rohr,Angelise Ana; Fiuza,Lidia Mariana.
Cry1Ab and Cry1Ac strains and proteins synthesized by Bacillus thuringiensis thuringiensis and B. thuringiensis kurstaki were assessed in the following phytopathogens: Rhizoctonia solani,Pyricularia grisea,Fusarium oxysporum and F. solani, which had their micelial growth decreased after incubation in the presence of the bacterial strains. As to Cry proteins, there were no inhibition halo development in the assessed concentrations.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Paddy rice; Bacillus thuringiensis; Phytopathogens; Cry proteins.
Ano: 2007 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822007000300027
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Microbial Diversity: Relevance and Relationship Between Environmental Conservation And Human Health BABT
Panizzon,Jeremias Pakulski; Pilz Júnior,Harry Luiz; Knaak,Neiva; Ramos,Renata Cristina; Ziegler,Denize Righetto; Fiuza,Lidia Mariana.
This work presents bibliographic data on the role and function of microbial diversity. The increasing use of probiotics and prebiotics foods has led to the studies on their actual functions in the human body. It is known that in the environment, microorganisms are extremely important in recycling of nutrients, balance of trophic chains, vital physiological activities in the plants and animals, as well as the conservation of natural habitats. In human food, these microscopic organisms contribute from flavoring products to the synthesis of antimicrobial substances and vitamins essential to living beings.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Bacteria; Nutraceutical; Collective health; Review.
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132015000100137
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Toxic effects of essential plant oils in adult Sitophilus oryzae (Linnaeus) (Coleoptera, Curculionidae) Rev. Bras. entomol.
Franz,Andréa Roveré; Knaak,Neiva; Fiuza,Lidia Mariana.
Toxic effects of essential plant oils in adult Sitophilus oryzae (Linnaeus) (Coleoptera, Curculionidae). Stored grains are subject to losses in quality nutritional value and in sanitation from the time they are stored to the time they are consumed. Botanical insecticides may offer an alternative solution for pest control. The objective was to test the insecticidal properties of the essential oils of Cymbopogon citratus (leaf), Zingiber officinale (root) and Mentha sp. (leaf). The efficacy of these oils was tested to control the rice weevil, S. oryzae, using hydrodistillation. Chemical analysis of the essential oils was carried out by gas chromatography. Major components of C. citratus were geranial (48%) and neral (31%), of Z. officinale were α-zingibereno...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Medicinal plants; Stored product pests; Botanical insecticides.
Ano: 2011 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0085-56262011000100018
Registros recuperados: 5
Primeira ... 1 ... Última
 

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