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Prediction of large whale distributions: A comparison of presence-absence and presence-only modeling techniques
(Frontiers Media S.A., 2018-11-12)
Species distribution models that predict species occurrence or density by quantifying relationships with environmental variables are used for a variety of scientific investigations and management applications. For endangered ...
Response of radish seedlings (iRaphanus sativus/i L.) to different concentrations of ammoniacal nitrogen in absence and presence of silicon
(Universidad Nacional de Colombia - Sede Bogotá - Facultad de Ciencias Agrarias, 2017-05-01)
There are unknown thresholds about the effects of ammonia toxicity in the cultivation of radish and its prejudice is higher in the root than in the aerial part, been the use of silicon an alternative to mitigate this ...
A Scene of Exception: neotechnological theater in Belo Horizonte (Brazil) and Buenos Aires (Argentina)
(Universidade Federal do Rio Grande do Sul, 2022)
Response of Corn Seedlings (Zea mays L.) to Different Concentrations of Nitrogen in Absence and Presence of Silicon
(2020-01-01)
Corn plants are highly demanding of nitrogen and the application of silicon has been studied because it minimizes stress from different natures, and for the better utilization of some nutrients by the plants. Thus, the ...
Education and the historiography of Ibero-American independence: elusive presences, many absences
(ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 2010)
This contribution analyses recent historiographical tendencies in research in the field of education at the time of the political emancipation of the former Spanish and Portuguese colonies in Latin America. The article ...
Poética da ausência materna
(Universidade Federal de Santa MariaBrasilArtesUFSMPrograma de Pós-Graduação em Artes VisuaisCentro de Artes e Letras, 2021-05-28)
This dissertation addresses the theme of maternal absence in a visual poetics developed based on the researcher's personal history. The research aimed to investigate poetic possibilities related to the figuration of maternal ...
Sampling plans for aphids and their parasitoids in blueberry fields in Argentina
(Taylor & Francis Ltd, 2012-10)
Densities of aphids (Aphis gossypii and A. spiraecola) and mummified aphids at different phenological stages of a blueberry crop were estimated for the purpose of developing sampling plans. Our data set comprised 99 samples ...
UV characterization and photodegradation mechanism of the fungicide chlorothalonil in the presence and absence of oxygen
(Pergamon-Elsevier Science Ltd, 2017-09)
An experimental and theoretical study of the UV spectrum of CT was carried out and the vibrationally resolved HOMO→LUMO transition is presented for the first time. The fluorescence spectrum has also been recorded. Furthermore, ...