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28. | | SCHUMACHER, L. L.; SCHAEFER, J.; PEREZ, N. B.; ESSI, L. Avaliação da variabilidade genética de Eragrostis plana Nees (Poaceae - Chloridoideae) no Rio Grande do Sul através de ISSR. In: CONGRESSO NACIONAL DE BOTÂNICA, 67., 2016, Vitória. Conectando diversidades, revelando o desconhecido: anais. Brasília, DF: SBB, 2016. CNBOT. Biblioteca(s): Embrapa Pecuária Sul. |
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34. | | PEREZ, N. B.; MARTINS, L. A.; TRENTIN, G. Plantas indesejáveis em pastagem: eficiência do controle de Eragrostis plana Ness em pósflorescimento, sob diferentes formas de aplicação do herbicida glifosato com a máquina Campo Limpo. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 48., 2011, Belém, PA. O desenvolvimento da produção animal e a responsabilidade frente a novos desafios: anais. Belém, PA: SBZ, 2011. 1 CD-ROM. Biblioteca(s): Embrapa Pecuária Sul. |
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38. | | PASTORI, T.; PICCININI, F.; TEDESCO, S. B.; PEREZ, N. B. Determinação do número de cromossomos de Eragrostis plana Nees, invasora dos campos sulinos. In: CONGRESSO BRASILEIRO DE GENÉTICA, 55., 2009, Águas de Lindóia, SP. Resumos... Ribeirão Preto: Sociedade Brasileira de Genética, 2009. p. 9. Resumo. Biblioteca(s): Embrapa Pecuária Sul. |
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Registro Completo
Biblioteca(s): |
Embrapa Pecuária Sul. |
Data corrente: |
18/01/2019 |
Data da última atualização: |
22/01/2019 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 1 |
Autoria: |
FAVARETTO, A.; SCHEFFER-BASSO, S. M.; PEREZ, N. B. |
Afiliação: |
Adriana Favaretto, UPF; Simone M. Scheffer-Basso, UPF; NAYLOR BASTIANI PEREZ, CPPSUL. |
Título: |
Allelopathy in Poaceae species present in Brazil: a review. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Agronomy for Sustainable Development, v. 38, n. 2, Apr. 2018. |
Idioma: |
Inglês |
Notas: |
Article:22. Não paginado. |
Conteúdo: |
Allelopathy is an important ecological mechanism in natural and managed ecosystems. Its study is critical to understand natural plant behaviors, to isolate allelochemicals with herbicide potential, and to use the allelopathic genes in transgenic studies. Poaceae is an ecologically dominant plant family and it is economically important worldwide because its chemical diversity represents an important source to discover new molecules. From this viewpoint, Brazil is an interesting place to study, encompassing 197 genera of the Poaceae family, many of them being dominant in various biomes and some being native to Brazil. Here, we review the literature describing allelopathic activities involving grasses of the Poaceae family. We evaluate the experimental conditions used in these studies, we identify the allelochemicals involved, and, finally, we assess the applicability of allelopathy. Our main findings are (1) among the 47 Brazilian species studied for their allelopathic effects, only Bothriochloa barbinodis, Bothriochloa laguroides, Paspalum notatum, and Paspalum urvillei are native to Brazil; (2) 51% of the reviewed studies prepared extracts from the leaves and used lettuce as the target plant; and (3) 64%of the papers identified allelochemicals, of which 67% were phenolic acids. This first bibliographical survey on allelopathy in Poaceae species present in Brazil shows that less than 3% of the Brazilian species have been studied, suggesting it is an incipient research subject. Since this plant family is a valuable source of unknown natural products, refining such studies should contribute to a better understanding of the ecosystem relationships. Identification and isolation of grass allelochemicals should promote environmentally safer compounds with bioherbicide properties, in sustainable agriculture. MenosAllelopathy is an important ecological mechanism in natural and managed ecosystems. Its study is critical to understand natural plant behaviors, to isolate allelochemicals with herbicide potential, and to use the allelopathic genes in transgenic studies. Poaceae is an ecologically dominant plant family and it is economically important worldwide because its chemical diversity represents an important source to discover new molecules. From this viewpoint, Brazil is an interesting place to study, encompassing 197 genera of the Poaceae family, many of them being dominant in various biomes and some being native to Brazil. Here, we review the literature describing allelopathic activities involving grasses of the Poaceae family. We evaluate the experimental conditions used in these studies, we identify the allelochemicals involved, and, finally, we assess the applicability of allelopathy. Our main findings are (1) among the 47 Brazilian species studied for their allelopathic effects, only Bothriochloa barbinodis, Bothriochloa laguroides, Paspalum notatum, and Paspalum urvillei are native to Brazil; (2) 51% of the reviewed studies prepared extracts from the leaves and used lettuce as the target plant; and (3) 64%of the papers identified allelochemicals, of which 67% were phenolic acids. This first bibliographical survey on allelopathy in Poaceae species present in Brazil shows that less than 3% of the Brazilian species have been studied, suggesting it is an incipient research subject... Mostrar Tudo |
Palavras-Chave: |
Aleloquímico; Bioprospecção. |
Thesagro: |
Alelopatia; Competição Biológica; Gramínea. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02463naa a2200217 a 4500 001 2104541 005 2019-01-22 008 2018 bl uuuu u00u1 u #d 100 1 $aFAVARETTO, A. 245 $aAllelopathy in Poaceae species present in Brazil$ba review.$h[electronic resource] 260 $c2018 500 $aArticle:22. Não paginado. 520 $aAllelopathy is an important ecological mechanism in natural and managed ecosystems. Its study is critical to understand natural plant behaviors, to isolate allelochemicals with herbicide potential, and to use the allelopathic genes in transgenic studies. Poaceae is an ecologically dominant plant family and it is economically important worldwide because its chemical diversity represents an important source to discover new molecules. From this viewpoint, Brazil is an interesting place to study, encompassing 197 genera of the Poaceae family, many of them being dominant in various biomes and some being native to Brazil. Here, we review the literature describing allelopathic activities involving grasses of the Poaceae family. We evaluate the experimental conditions used in these studies, we identify the allelochemicals involved, and, finally, we assess the applicability of allelopathy. Our main findings are (1) among the 47 Brazilian species studied for their allelopathic effects, only Bothriochloa barbinodis, Bothriochloa laguroides, Paspalum notatum, and Paspalum urvillei are native to Brazil; (2) 51% of the reviewed studies prepared extracts from the leaves and used lettuce as the target plant; and (3) 64%of the papers identified allelochemicals, of which 67% were phenolic acids. This first bibliographical survey on allelopathy in Poaceae species present in Brazil shows that less than 3% of the Brazilian species have been studied, suggesting it is an incipient research subject. Since this plant family is a valuable source of unknown natural products, refining such studies should contribute to a better understanding of the ecosystem relationships. Identification and isolation of grass allelochemicals should promote environmentally safer compounds with bioherbicide properties, in sustainable agriculture. 650 $aAlelopatia 650 $aCompetição Biológica 650 $aGramínea 653 $aAleloquímico 653 $aBioprospecção 700 1 $aSCHEFFER-BASSO, S. M. 700 1 $aPEREZ, N. B. 773 $tAgronomy for Sustainable Development$gv. 38, n. 2, Apr. 2018.
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