Now showing items 1-10 of 15924
Aplicação exógena de artemisinina e indução floral em Artemisia annua L.
The objective of this work was to evaluate the effect of different artemisinin concentrations in the flowering induction of A. annua. Two genotypes of A. annua (CPQBA 239x1V and 3MxPOP) were atomized with four different ...
Colonization pattern of Cecropia by Azteca ants: Influence of plant ontogeny, environment and host plant choice by queens
(California State University, 2008-01-01)
Several plant species of the large Neotropical genus Cecropia acts as a host plant for ants, especially those of the genus Azteca. Although literature has reported that the Azteca queens found colonies by perforating the ...
Nitric oxide function in plant biology: a redox cue in deconvolution
Nitric oxide (NO), a gaseous, redox-active small molecule, is gradually becoming established as a central regulator of growth, development, immunity and environmental interactions in plants. A major route for the transfer ...
Efeitos da nutrição mineral na competição inter e intraespecífica de Eucalyptus grandis e brachiaria decumbens: 1- crescimento
The present work was conducted with the objective to study the effects of mineral nutrition on Eucalyptus grandis and Brachiaria decumbens (#BRADC) growth, when submitted to inter- and intra-specific competition. The ...
Plant development and nutrient uptake rate in Dendrobium nobile Lindl
Dendrobium nobile Lindl. is one of the most cultivated and distributed orchids around the world; however, information on its nutrition is scarce. Our objective was to study the plant development and nutrient accumulation ...
Developmental reprogramming by UV-B radiation in plants
(Elsevier Ireland, 2017-11)
Plants are extremely plastic organisms with the ability to adapt and respond to the changing environmental conditions surrounding them. Sunlight is one of the main resources for plants, both as a primary energy source for ...
Plant tissue culture: Current status, opportunities and challenges
(Pontificia Universidad Católica de Chile. Facultad de Agronomía e Ingeniería Forestal, 2010)