Results 1 to 10 of about 2,351 (136)

Efeito de diferentes níveis de sombreamento em Heliconia psittacorum var sassy e H. psittacorum x H. sparthocircinata var. Golden Torch. [PDF]

Ornamental Horticulture, 2007
O presente trabalho teve como objetivo avaliar o efeito de tipos e níveis sombreamento em caracteres morfológicos de Heliconia psittacorum x H. spharthocircinata var. Golden Torch e Heliconia psittacorum var. Sassy em Ilhéus- BA.
Marília Carvalho, Norma Eliane Pereira, Gabriela Costa Oliveira   +2 more
doaj   +2 more sources

Pest categorisation of Pulvinaria psidii [PDF]

EFSA Journal, Volume 20, Issue 8, August 2022., 2022
Abstract The EFSA Panel on Plant Health performed a pest categorisation of Pulvinaria psidii (Hemiptera: Coccidae), the green shield scale, for the EU. P. psidii was originally described from Hawaii on Psidium sp. and it is now established in many countries in tropical and subtropical regions of the world. Within the EU, the pest has been reported from
EFSA Panel on Plant Health (PLH), Claude Bragard, Paula Baptista, Elisavet Chatzivassiliou, Francesco Di Serio, Paolo Gonthier, Josep Anton Jaques Miret, Annemarie Fejer Justesen, Christer Sven Magnusson, Panagiotis Milonas, Juan A Navas‐Cortes, Stephen Parnell, Roel Potting, Philippe Lucien Reignault, Emilio Stefani, Hans‐Hermann Thulke, Wopke Van der Werf, Antonio Vicent Civera, Jonathan Yuen, Lucia Zappalà, Jean‐Claude Grégoire, Chris Malumphy, Antigoni Akrivou, Virag Kertesz, Andrea Maiorano, Dimitrios Papachristos, Alan MacLeod   +26 more
wiley   +2 more sources

Micropropagation of an Exotic Ornamental Plant, Calathea crotalifera, for Production of High Quality Plantlets [PDF]

The Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
A successful protocol was established for micropropagation in two selected varieties of exotic ornamental plants, Calathea crotalifera. The effects of different sterilization techniques, explant type, and the combination and concentration of plant growth regulators on shoots induction were studied.
Shahril Efzueni Rozali, Kamaludin A. Rashid, Rosna Mat Taha, Enrique Olmos   +3 more
wiley   +2 more sources

Impact of solar irradiance on gas exchange and growth of heliconia grown in a semi-arid region [PDF]

Revista Brasileira de Engenharia Agrícola e Ambiental, 2023
Light is essential for providing energy for photosynthetic reactions and has a complex and not yet fully understood effect on heliconia growth and yield.
Rafaela R. de Souza, José M. da Silva Neto, Raphael R. da Silva, Geisse C. da S. Souza, Hebert F. de Figueiredo, Vespasiano B. de Paiva Neto, Mônica C. R. Z. Borges, Márkilla Z. Beckmann-Cavalcante   +7 more
doaj   +1 more source

Morphological and molecular characterization of native Heliconia sp. accessions of the Amazon region

Ornamental Horticulture, 2023
Heliconias are tropical plants with ornamental potential. These plants are particularly used in the floriculture industry because of their exotic colors and shapes.
Sarah Krause, Willian Krause, Eileen Azevedo Santos, Ana Aparecida Rossi, Maria Helena Menezes Cordeiro, Celice Alexandre Silva   +5 more
doaj   +1 more source

Co‐development of an integrated assessment framework to evaluate the effectiveness and impact of selected nature‐based water treatment technologies in Sri Lanka, The Philippines, and Vietnam

Environmental Quality Management, Volume 32, Issue 3, Page 335-365, Spring 2023., 2023
Abstract Water quality is a critical challenge in Asia in the context of growing industrialization, urbanization, and climate change. Nature‐based solutions (NbS) could play an important role in reducing urban water pollution, while generating multiple co‐benefits that could make cities more liveable and resilient. In this regard, a number of pilot and
Veeriah Jegatheesan, Nevelina Pachova, Perlie Velasco, Mohamed Ismail Mohammed Mowjood, Sujithra Kaushaliya Weragoda, Madhubhashini Makehelwala, Ngo Thuy Diem Trang, Bao‐Trong Dang, Cong‐Sac Tran, Thi‐Kim‐Quyen Vo, Nguyen Thi Thu Trang, Huy Pham, Ma. Catriona Devanadera, Antonina Torrens, Xuan‐Thanh Bui, Phuoc‐Dan Nguyen, Amy Lecciones, Kristhombu Baduge Shameen Nishantha Jinadasa   +17 more
wiley   +1 more source

Ordem de limitação de nutrientes em Heliconia “Golden Torch”, sob diferentes adubações

Ornamental Horticulture, 2007
O objetivo deste trabalho foi avaliar o estado nutricional de Heliconia psittacorum L. f. x Heliconia spathocircinata Aristeguieta “Golden Torch”, a partir de resultados de análise química de folhas e produtividade de inflorescências, sob o efeito da ...
Luciana Domingues Bittencourt Ferreira, Sebastião Alberto de Oliveira, Eliana Paula Fernandes   +2 more
doaj   +1 more source

Fracionamento de carboidratos em hastes florais de helicônia após senescência

Ornamental Horticulture, 2007
Esse trabalho teve como objetivo determinar a concentração de carboidratos solúveis totais, sacarose e açúcares redutores em hastes florais de Heliconia psittacorum x H. spathocircinata Aristeguieta cv. Golden Torch após a senescência.
Andreza Santos da Costa, Ana Maria de Souza Félix, Cynara Moura de Oliveira Oliveira, André Barbosa Silva, Vivian Loges, Egídio Bezerra Neto, Lilia Willadino   +6 more
doaj   +1 more source

Foraging of Scaptotrigona aff. depilis (Hymenoptera, Apidae) in an Urbanized Area: Seasonality in Resource Availability and Visited Plants

Psyche: A Journal of Entomology, Volume 2012, Issue 1, 2012., 2012
The floral sources used by bees can be identified by analyzing pollen grains obtained from their bodies, feces, brood cells, or storage pots in the nests. In addition to data on resource availability, this information enables the investigation on the selection of food resource by bees. We assessed the foraging patterns of Scaptotrigona aff.
Letícia Biral de Faria, Kátia Paula Aleixo, Carlos Alberto Garófalo, Vera Lucia Imperatriz-Fonseca, Cláudia Inês da Silva, Kleber Del-Claro   +5 more
wiley   +1 more source

Estudo de doses de NPK nas variáveis de crescimento e produtividade de inflorescências de Heliconia sp.

Ornamental Horticulture, 2003
Este trabalho teve como objetivo analisar a influência de doses de N, P2O5 e K2O sobre as variáveis de crescimento e produtividade inicial de inflorescências de Heliconia psittacorum L. f. cv. St. Vincent Red e Heliconia psittacorum L. f.
Luciana Bittencourt Ferreira, Sebastião Alberto Oliveira   +1 more
doaj   +1 more source