Results 31 to 40 of about 2,578 (206)

Vegetative development of orchids submitted to different macronutrient formulations and fertilization frequencies during the acclimatization phase
Desenvolvimento vegetativo de orquídeas submetidas a diferentes formulações de macronutrientes e freqüências de adubação durante a fase de aclimatização

Semina: Ciências Agrárias, 2010
The macronutrient concentration, the dose and the fertilizing application frequency affect the vegetative development of the plants in a significant way.
Adriane Marinho Assis, Ricardo Tadeu Faria, Lucia Sadayo Assari Takahashi, Alessandro Borini Lone, Lílian Keiko Unemoto   +4 more
doaj   +1 more source

Toxidez causada por óleo mineral em Laelia purpurata (Orquidaceae).

Ornamental Horticulture, 2007
O objetivo deste trabalho foi avaliar os efeitos tóxicos causados por óleo mineral em plantas de Laelia purpurata por meio de sintomas visuais, medidas da massa foliar e cortes anatômicos.
Thais Moraes Euclides, Rachel Soares Ramos, Roberto Ferreira Novais, Donizetti Tomaz Rodrigues, Victor Hugo Alvarez V.   +4 more
doaj   +1 more source

Desenvolvimento de mudas de Cattleya (Orchidaceae) em diferentes recipientes

Ornamental Horticulture, 2007
O presente trabalho teve como objetivo avaliar o desenvolvimento vegetativo de mudas de Cattleya loddigesii e Cattleya intermedia x Laelia purpurata carnea, utilizando diferentes tipos de recipientes e aplicação de ácido naftalenoacético, na fase de ...
Mauren Sorace, Nathália Padovanni, Ricardo Tadeu Faria, Jenniffer Aparecida Schnitzer   +3 more
doaj   +1 more source

Crioconservación de Laelia speciosa en peligro de extinción

Pädi Boletín Científico de Ciencias Básicas e Ingenierías del ICBI, 2023
Dentro de la diversidad que México posee, se encuentran las orquídeas, de las cuales el 44 por ciento son endémicas. Los bancos de germoplasma son una alternativa para el rescate y preservación de innumerables recursos. El objetivo del trabajo fue crioconservar a Laelia speciosa empleando las técnicas de encapsulación-deshidratación y vitrificación. La
Carmen Medina-Mendoza, José Luis Rodríguez-de-la-O, Yucundo Mendoza-Tolentino   +2 more
openaire   +1 more source

Increased diversity: descriptions of new species and new distributional records of Bephrata (Hymenoptera, Eurytomidae) from the Brazilian Amazon Rainforest [PDF]

Papéis Avulsos de Zoologia
This study focuses on the parasitoid wasps of the genus BephrataCameron, 1884 (Hymenoptera, Eurytomidae). Existing evidence suggests that these insects act as parasitoids of eggs of species of Tettigoniidae.
Nelson Wanderley Perioto, Rogéria Inês Rosa Lara   +1 more
doaj   +1 more source

Lipid Profile of Children with Malaria by Plasmodium vivax

Journal of Tropical Medicine, Volume 2016, Issue 1, 2016., 2016
Background. Changes in lipid profile are commonly reported in adult patients with malaria. However, a few studies evaluated lipid abnormalities in children continuously exposed to P. vivax. Objective. To evaluate lipid abnormalities in children with P.
Rosa Maria Dias, Jose Luiz Fernandes Vieira, Bianca da Conceição Cabral, Isameriliam Rosaulem Pereira da Silva, Laelia Maria Barra Feio Brasil, Eliete da Cunha Araújo, Marcieni Ataíde de Andrade, Aditya Prasad Dash   +7 more
wiley   +1 more source

Establishment of an Efficient In Vitro Regeneration Protocol for Rapid and Mass Propagation of Dendrobium chrysotoxum Lindl. Using Seed Culture

The Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
An efficient in vitro regeneration protocol from seed culture has been established successfully for Dendrobium chrysotoxum, an epiphytic orchid having tremendous ornamental and medicinal values. Seed germination response was encouraging in Mitra (M) medium enriched with different combinations of auxins and cytokinins.
Potshangbam Nongdam, Leimapokpam Tikendra, Jose Teixeira   +2 more
wiley   +1 more source

Responses of Green Leaves and Green Pseudobulbs of CAM Orchid Cattleya laeliocattleya Aloha Case to Drought Stress

Journal of Botany, Volume 2013, Issue 1, 2013., 2013
This study examined the responses of green leaves (GL) and green pseudobulbs (GPSB) of CAM orchid Cattleya laeliocattleya Aloha Case to drought stress. After being subjected to drought stress, the decrease in water content (WC) was much greater in GPSB than in GL, indicating that GPSB facilitated a slow reduction in the WC of GL.
Jie He, Hazelman Norhafis, Lin Qin, Akira Nagatani   +3 more
wiley   +1 more source

Coastal exotic plant serves as a habitat for a notorious wetland pest in unfavorable seasons: A case study of exotic Spartina alterniflora in China

Frontiers in Marine Science
Coastal biological invasions pose a wide-reaching threat to various ecosystems, affecting both vegetation and herbivores in native communities. Although herbivores often exert strong top-down control on vegetation, the impact of invasive species on ...
Tianping Xu, Xu Ma, Yunjing Li, Hao Xue, Shilin Zhao, Zezheng Liu   +5 more
doaj   +1 more source

Some features of anatomical structure of leaf plate of Laelia sincorana Schltr. and Laelia purpurata Lindl depending on environmental-climatic conditions of habitats

Інтродукція Рослин, 1999
Anatomical structure of leaf plate of two species of Laelia Lindl. – L. sincorana Schltr. and L. purpurata Lindl. has been analyzed. Particular attention is given to the genus understanding of relations between epidermic leaf layer structure and ...
J.M. Yaroslavskaya, R.V. Ivannikov
doaj   +1 more source