Results 71 to 80 of about 2,579 (219)

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Costa Rica

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Costa Rica.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

North American Bioactive Plants for Human Health and Performance [PDF]

open access: yes, 2012
Native and naturalized bioactive plants of the Canadian and American temperate biome are examined for their health and performance enhancement properties. Some of these plants are now being used as natural health products, and many have a long history as
Ferreira, Maria Pontes   +3 more
core   +1 more source

Soil development and ancient Maya land use in the tropical karst landscape: Case of Busiljá, Chiapas, México

open access: yesSoil Science Society of America Journal, Volume 88, Issue 5, Page 1561-1582, September/October 2024.
Abstract The soil mantle of the tropical karstic landscapes of Southern Mexico was shaped by specific processes of pedogenesis and long‐term human impacts of ancient Maya agriculture. To understand the interaction between natural and human‐induced soil‐forming processes in the calcareous mountains of Chiapas state, we studied soil toposequences around ...
P. García‐Ramírez   +9 more
wiley   +1 more source

Producción de tomate de cáscara (Physalis ixocarpa Brot.) con lombricomposta y fertilización química

open access: yesEcosistemas y Recursos Agropecuarios
El uso de fertilizantes convencionales ha sido una alternativa de producción viable por muchos años, sin embargo, ha causado graves afectaciones en los ecosistemas.
José Eduardo Rivadeneyra-Manzanilla   +4 more
doaj   +1 more source

Oral immunization of animals with transgenic cherry tomatillo expressing HBsAg

open access: yesWorld Journal of Gastroenterology, 2003
To investigate the expression of recombinant HBsAg (rHBsAg) in transgenic cherry tomatillo in order to explore the feasibility of producing HBV oral vaccine with cherry tomatillo by animal immune tests.The recombinant plant expression vector containing HBsAg gene was constructed.
Gao, Y.   +6 more
openaire   +2 more sources

Identification of compounds produced by male hairpencil glands of corn earworm, Helicoverpa zea and their role in male autodetection and female mate acceptance

open access: yesPhysiological Entomology, Volume 49, Issue 1, Page 39-48, March 2024.
Volatiles emitted from male hairpencils of species of Heliothine moths may influence male and female courtship behaviours. Hairpencils of male Helicoverpa zea were demonstrated to cause quiescence in conspecific females in mating assays. Select hairpencil compound antagonised upwind flight behaviour by male H.
S. R. Mullegama, N. K. Hillier
wiley   +1 more source

Huella hídrica de los cultivos de cebolla (Allium cepa L.) y tomate de cáscara (Physalis ixocarpa Brot.) en la región de Atlixco, Puebla, México / Water footprint of onion (Allium cepa L.) and husk tomato (Physalis ixocarpa Brot.) crops in the region of Atlixco, Puebla, Mexico

open access: yesTecnología y ciencias del agua, 2020
La producción de hortalizas y flores bajo riego en la región de Atlixco, Puebla, demanda altas cantidades de agua; un indicador es su huella hídrica.
Ana María Peñaloza-Sánchez   +4 more
doaj   +1 more source

Evaluation of the immune response following a short oral vaccination schedule with hepatitis B antigen encapsulated into alginate-coated chitosan nanoparticles [PDF]

open access: yes, 1968
The purpose of this work was to assess the ability of recombinant hepatitis B vaccine, encapsulated in alginate-coated chitosan nanoparticles, to induce local and systemic immune responses following oral vaccination.
Borges, Olga   +5 more
core   +2 more sources

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Guatemala

open access: yesEFSA Journal, Volume 22, Issue 1, January 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both, regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Guatemala.
EFSA Panel on Plant Health (PLH)   +35 more
wiley   +1 more source

Calcium oxalate crystals in leaves of Randia (Gardenieae, Rubiaceae): environmental response or diagnostic character? [PDF]

open access: yesPlant Ecology and Evolution
Background and aims – Calcium oxalate crystals are the most common biominerals in plants and have a wide variety of forms, such as styloids, druses, raphides, prisms, and crystal sand. The shape, position, and number of crystals in plant tissues can have
Mayte Stefany Jiménez-Noriega   +2 more
doaj   +3 more sources

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