Results 61 to 70 of about 51,675 (284)

Spatio-temporal mapping of variation potentials in leaves of Helianthus annuus L. seedlings in situ using multi-electrode array. [PDF]

open access: yes, 2014
Damaging thermal stimuli trigger long-lasting variation potentials (VPs) in higher plants. Owing to limitations in conventional plant electrophysiological recording techniques, recorded signals are composed of signals originating from all of the cells ...
Huang, Lan   +4 more
core   +3 more sources

Hotspots on cold mountains: Hot flowers as pollinator refuges in mountain ecosystems

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Mountain environments constrain the activity of ectothermic insects. Yet, fine‐scale thermal refuges can buffer these thermal constraints, helping insects remain active in cold conditions.
Joshua M. Coates   +3 more
wiley   +1 more source

Efeito ergogênico da suplementação do extrato de abóbora (Cucurbita moschata) em ratos

open access: yesRevista Brasileira de Nutrição Esportiva, 2019
O consumo de compostos bioativos vem sendo associado a redução do estresse oxidativo, otimização da recuperação muscular e manutenção de energia, assim aumentando a ergogênese durante exercícios intensivos.
Pedro Henrique Rodrigues da Silva   +5 more
doaj  

Exploring marking methods for the predatory hoverfly Sphaerophoria rueppellii (Diptera: Syrphidae)

open access: yesInsect Science, EarlyView.
As important pollinators and predators of aphids, hoverflies play an important role in ecosystems. This study focuses on identifying the best marking technique for the model species Sphaerophoria rueppellii that can be used to track hoverfly feeding and oviposition sites, evaluating three methods: rubidium (RbCl), fluorescein, and fluorescent dusts ...
Michele Violi   +4 more
wiley   +1 more source

Erstnachweis von Golovinomyces orontii und Golovinomyces cucurbitacearum an Cucurbita pepo var. styriaca in Österreich

open access: yesJournal für Kulturpflanzen, 2019
Im Rahmen eines Monitorings auf pilzliche Krankheiten an Cucurbita pepo var. styriaca wurde im Juli 2018 an Blättern von Steirischen Ölkürbissen (Cucurbita pepo var. styriaca) Golovinomyces orontii und Golovinomyces cucurbitacearum nachgewiesen. Dies ist
Simone Kolbinger   +2 more
doaj   +1 more source

Performance of augmentorium as a sanitation technique against fruit flies (Diptera: tephritidae) in Reunion Island [PDF]

open access: yes, 2010
Background. Tephritid fruit flies cause severe damage to fruit and vegetable crops in Reunion Island. Instead of the curative approach to reduce existing populations, the first step proposed for their management is sanitation.
Atiama-Nurbel, Toulassi   +6 more
core  

Food without fire: Environmental and nutritional impacts from a solar stove field experiment

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Over 80% of the population in rural Sub‐Saharan Africa relies on biomass cooking fuel, a substantial source of anthropogenic greenhouse gases. We use a field experiment in Zambia to investigate the impact of solar stoves on biomass fuel use and cooking habits.
Laura E. McCann   +4 more
wiley   +1 more source

Art v 1 and Amb a 4 Co‐Sensitization Identifies Italian Patients at Risk for Mugwort‐Celery‐Spice Syndrome

open access: yesAllergy, EarlyView.
Three molecular profiles identified among Art v 1/Amb a 4‐sensitized patients: Art v 1 monosensitization, Amb a 4 monosensitization, and dual sensitization to both allergens. Art v 1 monosensitization was predominantly associated with allergic rhinitis, reflecting a classical airborne allergy pattern.
Enrico Scala   +20 more
wiley   +1 more source

Selección de introducciones de Cucurbita por contenido de aceite en semillas

open access: yesActa Agronómica, 2014
La variabilidad en frutos y la composición de las semillas de Cucurbita, un género de plantas oleaginosas, ofrece la posibilidad de hacer investigación sobre caracteres de importancia agroindustrial, como el contenido de aceite.
Ginna Alejandra Ordóñez Narváez   +3 more
doaj   +1 more source

New Records of Leaf-Feeding for Adult \u3ci\u3eDiabrotica Barberi\u3c/i\u3e (Coleoptera: Chrysomelidae) [PDF]

open access: yes, 2017
The first records of leaf-feeding on Iva xanthifolia (marsh elder) and Helianthus annuus (common sunflower) by adult Diabrotica barberi are reyorted. During September 1992, beetles were observed feeding on leaves 0 these plants, despite the availability ...
Hesler, Louis S
core   +2 more sources

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