Browsing by Subject "Germination"
Now showing items 1-15 of 15
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Manejo de Rottboellia exaltata (Loureiro) W. D.Clayton através da interação e eficácia de herbicidas em cana-de-açúcar
(Universidade Federal de São Carlos, UFSCar, , Câmpus Araras, 15/03/2023)One of the major limitations in the proper management of weeds is the lack of knowledge about how to control weeds correctly before and after the installation of our crop of interest. In this context, the species Rottboellia ... -
Fenologia, maturação fisiológica e aspectos da germinação de sementes de Platymiscium floribundum Vog. no Parque Estadual Alberto Löfgren, Instituto Florestal, São Paulo - SP.
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 30/03/2005)In this work was evaluated the seeds and fruits development of Plathymiscium floribundum Vog. and associated it with the phenophases, in order to get seeds with high physiological quality. The phenological observations ... -
Estudo alelopático de espécies da família Myrtaceae do cerrado
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 20/12/2010)The plants release primary and secondary metabolites in the environment that may influence the development of adjacent vegetation, this interference phenomenon is called allelopathy. It is recognized as an important ... -
Estudo fitoquímico e alelopático de extratos de Diaporthe phaseolorum
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, Câmpus São Carlos, 07/10/2021)Endophytic fungi have the ability to live inside or outside a plant tissue, without harming it. Studies have shown that these groups of fungi are promising sources in the search for new natural compounds, since in many ... -
Atividade fitotóxica de extratos foliares de Piptocarpha rotundifolia (candeia) (Less.) Baker – Asteraceae
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, Câmpus São Carlos, 08/08/2016)The Brazillian savanna is one of the largest vegetation with 2,036,448 km2, about 22% of the national territory. This bioma is considered a global hotspot (Mittermeier et al., 2004) and consists of three biomes: tropical ... -
Interferência de fatores bióticos e abióticos na propagação e conservação de Casearia sylvestris Swartz (Salicaceae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 28/03/2007)C. sylvestris presents great economic and social importance, being used as phytotherapic. The objective of first chapter was to supply informations on the reproductive phenophase, morphology and seed germination of C. ... -
Atividade fitotóxica de Serjania lethalis A. St.-Hil. e Sapindus saponaria L. (Sapindaceae) e identificação de metabólitos secundários
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 06/03/2015)The organization and dynamic of community are determined, among other factors, by the balance of positive and negative interactions of species. Research of plants with allelopathic activity comes from the need to introduce ... -
Potencial alelopático de Sapindus saponaria L. (Sapindaceae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 24/03/2010)Studies on allelopathy have been important in understanding the processes by which plants influence their neighborhood by releasing substances of secondary metabolism and its application in agriculture, forestry systems ... -
Secagem de pimenta dedo-de-moça (Capsicum baccatum var. pendulum) em secador convectivo horizontal
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Química - PPGEQ, , 28/05/2010)The cultivation of pepper is widespread in Brazil since its colonization. This plant, besides being much appreciated in the cuisine has proven pharmacological effects such as lowering cholesterol, inhibiting appetite and ... -
Aspectos da biologia, caracterização foliar e manejo químico de Conyza bonariensis (L.) Cronquist (Asteraceae) e Conyza canadensis (L.) Cronquist (Asteraceae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Agricultura e Ambiente - PPGAA-Ar, , 16/01/2012)The genus Conyza includes approximately 60 species, which are distributed throughout most of the world. Globally the weed species Conyza canadensis and Conyza bonariensis infest more than 40 types of crops. Both species ... -
Caracterização física e de secagem de sementes de embaúba (Cecropia glaziovii Snethlage)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Engenharia Química - PPGEQ, , 28/02/2014)The drying of seeds of the pioneer species Cecropia glaziovii Snethlage is motivated due to its restoration characteristics of heterogeneous degraded forests. In this work the main goal is the physical and drying ... -
Biologia e manejo cultural das plantas daninhas Spermacoce densiflora DC. e Spermacoce verticillata L. (Rubiaceae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Agricultura e Ambiente - PPGAA-Ar, Câmpus Araras, 24/04/2020)The occurrence of the false buttonweed weed (Spermacoce densiflora DC. and Spermacoce verticillata L.) in agricultural areas, especially the known MATOPIBA region (Maranhão, Tocantins, Piauí and Bahia), has become a problem, ... -
Desempenho de cultivares e potencial fisiológico das sementes de milho produzidas em sistema orgânico
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 31/03/2017)Maize is one of the most cultivated cereals in the world and it is among the most important cereals for the consolidation of the production chains of meat, eggs, milk and derivatives in organic system, being one of the ... -
Estratégias nutricionais em espécies congenéricas de cerrado e floresta estacional semidecídua
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ciências Ambientais - PPGCAm, Câmpus São Carlos, 05/09/2019)The Brazilian cerrado, although is one of the hotspots for the biology conservation, is still under pressure. One of these is related to restoration practices. This hotspot presents a huge vegetative diversity, however ... -
Armazenamento de sementes de cana-de-açúcar para o melhoramento genético
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Produção Vegetal e Bioprocessos Associados - PPGPVBA-Ar, Câmpus Araras, 28/02/2020)Sugarcane is an important crop for Brazil, whose production area extends over approximately 10 million hectares, making the country the world's largest producer. Sugarcane Breeding is responsible for the production and ...