Results 21 to 30 of about 152,008 (179)

Mudanças na composição florística e estrutural do estrato arbóreo em um fragmento urbano de floresta estacional semidecidual (Campinas, SP). Floristics and structural changes of the arboreal stratum in a urban fragment of semideciduous forest (Campinas, SP). [PDF]

open access: yesRevista do Instituto Florestal, 2018
A composição florística e a estrutura do estrato arbóreo do fragmento de Floresta Estacional Semidecidual Montana existentes no Bosque dos Jequitibás foram avaliadas após um intervalo de 28 anos, com o objetivo de verificar a ocorrência e os tipos de ...
José Ataliba Mantelli Aboin GOMES   +3 more
doaj   +1 more source

Importance of bee pollination for cotton production in conventional and organic farms in Brazil

open access: yesJournal of Pollination Ecology, 2014
This study aimed to evaluate the importance of wild bee and feral honeybee visits for cotton production on conventional and organic farms. Experiments were conducted in Brazil, on a conventional cotton farm in Mato Grosso state in the Amazon biome and on
Viviane C. Pires   +8 more
doaj   +1 more source

Ex vitro hairy root induction in detached peanut leaves for plant–nematode interaction studies

open access: yesPlant Methods, 2017
Background Peanut (Arachis hypogaea) production is largely affected by a variety of abiotic and biotic stresses, including the root-knot nematode (RKN) Meloidogyne arenaria that causes yield losses worldwide. Transcriptome studies of wild Arachis species,
Larissa Arrais Guimaraes   +4 more
doaj   +1 more source

Cytological and reproductive aspects in the Caespitosa group of Paspalum

open access: yesCiência Rural, 2013
Somatic chromosome numbers are reported for thirty four germplasm accessions of Paspalum, Caespitosa group, representing five different species. All five species have shown x=10 as the basic chromosome number.
Marisa Toniolo Pozzobon   +3 more
doaj   +1 more source

Early transcriptional responses in Solanum peruvianum and Solanum lycopersicum account for different acclimation processes during water scarcity events

open access: yesScientific Reports, 2021
Cultivated tomato Solanum lycopersicum (Slyc) is sensitive to water shortages, while its wild relative Solanum peruvianum L. (Sper), an herbaceous perennial small shrub, can grow under water scarcity and soil salinity environments.
G. Tapia   +5 more
doaj   +1 more source

Milhares de SNPS genotipados por sequenciamento de alto desempenho (GBS - "Genotyping By Sequencing") em espécies de Eucalyptus

open access: yesHeringeriana, 2014
Marcadores moleculares têm sido usados em diversas áreas, constituindo de variações na sequência de DNA, detectadas por meio de diferentes técnicas, como a reação em cadeia da polimerase (PCR), ou corte com enzimas de restrição, seguidas de eletroforese,
Danielle Assis de Faria   +1 more
doaj   +5 more sources

INFLUÊNCIA DA ALTA INGESTÃO DE MATÉRIA SECA NA RESPOSTA SUPEROVULATÓRIA EM VACAS MESTIÇAS

open access: yesCiência Animal Brasileira, 2009
Objetivou-se avaliar o efeito da alta ingestão de matéria seca (AIMS) sobre a resposta superovulatória de vacas mestiças Nelore x Simental. Quatorze vacas não lactantes, com escore de condição corporal (ECC) igual a 4,0 (escala de 1 a 5), foram divididas
Michele Ricieri Bastos   +5 more
doaj   +1 more source

Characterization of Cucurbit Aphid-Borne Yellows Virus (CABYV) from Passion Fruit in Brazil: Evidence of a Complex of Species within CABYV Isolates

open access: yesViruses, 2023
High-throughput sequencing (HTS) has been an important tool for the discovery of plant viruses and their surveillance. In 2015, several virus-like symptoms were observed in passion fruit (PF) plants in Bahia state, Brazil.
Andreza H. Vidal   +15 more
doaj   +1 more source

The influence of resistant soybean cultivars on the biological development of Euschistus heros (Hemiptera: Pentatomidae)

open access: yesJournal of Plant Interactions, 2019
Two stink bug-resistant soybean cultivars, Dowling and IAC 100, and one sucepible, Silvânia were selected to evaluate their influence on Euschistus heros development. Evaluation of the biology of E.
Mirian F. F. Michereff   +5 more
doaj   +1 more source

Casa do Kukurro – tradição cultural e sua influência na amplificação e manutenção da diversidade em uma roça

open access: yesRevista do Museu de Arqueologia e Etnologia, 2007
Este trabalho apresenta pela primeira vez uma tradição cultural, a qual possui forte impacto na diversidade alimentar manejada por índios do parque indígena do Xingu.
Fábio de Oliveira Freitas   +1 more
doaj   +1 more source

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