Results 111 to 120 of about 8,834 (219)

Diversity and community composition of euglossine bee assemblages (Hymenoptera: Apidae) in western Amazonia [PDF]

open access: yes, 2018
Tropical forests are known for their diverse insect fauna. We aimed to determine the effect and relative importance of latitude, elevation and climatic factors affecting species richness and turnover in euglossine bee assemblages along a gradient of 18 ...
Abrahamczyk, Stefan   +3 more
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Peranan Minuman dari Ekstrak Jahecang untuk Meningkatkan Kesehatan Masyarakat [PDF]

open access: yes, 2019
Minuman ekstrak jahecang merupakan minuman penghangat yang bahannya berasal dari rempah-rempah tanaman obat jahe, secang, kapulaga, daun sereh ditambah peerasanya kayu manis dan daun mint.
Supriani, A. (Anik)
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Extraction of essential oil and its applications [PDF]

open access: yes, 2007
Essential oils are highly concentrated substances extracted from flowers, leaves, stems, roots, seeds, barks, resins, or fruit rinds. These oils are often used for their flavor and their therapeutic or odoriferous properties, in a wide selection of ...
Pandey, Diwaker, Rao, Virendra P S
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Eucalyptol (1, 8-cineole), a monoterpene oxide with potential for protecting soybean crops against insect pests and phytopathogenic fungi

open access: yes
Abstract Soybean (Glycine max), a pivotal global agricultural crop, faces significant economic losses from pests and phytopathogenic fungi. To address this, farmers often resort to synthetic pesticides, posing potential risks to health and the environment. In this context, eucalyptol stands out in agriculture for its toxicity to various insects
Leandro Sebastian Wagner   +5 more
openaire   +1 more source

Chemical Composition of the Essential Oil of Three Tanacetum Species from North-West of Iran [PDF]

open access: yesJournal of Medicinal Plants and By-products, 2012
The genus Tanacetum is one of the most important medicinal plants that contains 26 species in Iran, 12 of them are endemic. This paper reports the essential oil composition of  Tanacetum angulatum Willd. Tanacetum canacens DC.
doaj  

Evaluación del efecto insecticida de terpenos obtenidos de plantas comestibles y medicinales sobre Aedes aegypti L. (Diptera: Culicidae). [PDF]

open access: yes, 2018
Tesina (Grado en Ciencias Biológicas)--Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales. Lugar de Trabajo: Laboratorio de la Cátedra de Entomología. 2018. 26 h.; ils.; grafs.; tabls.
Flores, Guillermo Alejandro Maximo
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The essential oils composition of Achillea wilhelmsii C. Koch leaves and flowers

open access: yesJournal of Medicinal Plants, 2003
The essential oils of leaves and flowers Achillea wilhelmsii (compositae) collected from the suburb of Neka, north of Iran, in June 2001, were isolated by hydrodistillation and analyzed by means of GC and GC/MS.
M Azadbakht   +2 more
doaj  

Seasonal changes in odour preferences by male euglossine bees (Hymenoptera: Apidae) and their ecological implications [PDF]

open access: yes, 2018
Orchid bees are an important group of specialized insect pollinators in the Neotropics. Male orchid bees are attracted by a wide range of aromatic substances often produced by flowers.
Abrahamczyk, Stefan   +2 more
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Antibacterial activity of Boesenbergia rotunda (L.) Mansf. A. extract against Escherichia coli [PDF]

open access: yes, 2013
An awareness of Escherichia coli as a foodborne pathogen and illness causing bacterium has been increased among consumers. Moreover, there is demand for natural product in order to reduce synthetic product that can cause toxic to the human.
Abdull Razis, Ahmad Faizal   +5 more
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