Results 41 to 50 of about 15,107 (265)

Scabies: a historical perspective. [PDF]

open access: yesInt J Dermatol
International Journal of Dermatology, Volume 63, Issue 12, Page 1637-1638, December 2024.
Lam JM, Rehmus W.
europepmc   +2 more sources

Mosquito Abundance, Bed net Coverage and Other Factors Associated with Variations in Sporozoite Infectivity Rates in Four Villages of Rural Tanzania. [PDF]

open access: yes, 2008
Entomological surveys are of great importance in decision-making processes regarding malaria control strategies because they help to identify associations between vector abundance both species-specific ecology and disease intervention factors associated ...
A Mahande   +55 more
core   +4 more sources

Tissue culture of pyrethrum (Tanacetum cinerariifolium (Trevir.) Schultz Bip.)

open access: yesActa Biologica Slovenica, 2004
Pyrethrum (Tanacetum cinerariifolium), is plant species with the highest amount of natural insecticides - pyrethrins. An in-house information sys­ tem for the development of different plant tissue cultures and marketing of their products was designed ...
Mateja Gspan   +5 more
doaj   +1 more source

Ribozyme-mediated CRISPR/Cas9 gene editing in pyrethrum (Tanacetum cinerariifolium) hairy roots using a RNA polymerase II-dependent promoter

open access: yesPlant Methods, 2022
Background Traditional CRISPR/Cas9 systems that rely on U6 or U3 snRNA promoters (RNA polymerase III-dependent promoters) can only achieve constitutive gene editing in plants, hampering the functional analysis of specifically expressed genes.
Jia-Wen Li   +9 more
doaj   +1 more source

Spanish chamomile (Anacyclus pyrethrum) and pyrethrum (Tanacetum cineraiifolium): organic and natural pesticides and treasure of medicinal herbs

open access: yesNotulae Scientia Biologicae, 2021
Pyrethrum (Tanacetum cineraiifolium) which is a natural insecticide has many properties, but the most important are raid action, very low toxicity for mammalian, lack of insect immunity, broad of activity, lack of persistence and degraded quickly by UV ...
Mohamad H. SHAHRAJABIAN   +2 more
doaj   +1 more source

Effects of biological insecticides NeemAzal T/S and Pyrethrum FS EC and their interaction with organic products in treatments of pea aphid Acyrthosiphon pisum (Harris) (Hemiptera: Aphididae) on Pisum sativum (L.) [PDF]

open access: yesPesticidi i Fitomedicina, 2014
The efficacy and effects of two biological insecticides, NeemAzal T/S® and Pyrethrum FS EC, applied individually and in combination with Polyversum (a biological growth regulator and fungicide) and Biofa (an organic foliar fertilizer), in controlling ...
Ivelina Nikolova, Natalia Georgieva
doaj   +1 more source

Botanical and microbial insecticides application in aquaponics - is there a risk for biofilter bacteria and fish?

open access: yesFrontiers in Marine Science, 2022
Aquaponics is a food production system that combines aquaculture with hydroponics. The simultaneous existence of fish, beneficial bacteria and plants in the same water loop predisposes the fish and bacteria to a possible detrimental effect of plant ...
Božidar Rašković   +9 more
doaj   +1 more source

Future and Prospect use of Pyrethrum (Chrysanthemum cinerariifolium) as Part of the Integrated Pest and Disease Management (IPDM) Tool in Turkey

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2021
Nowadays, immediate environmental friendly solutions such as the use of biopesticides and other methods to control and manage pests are well needed. They are imperative due to the continuous accumulation of toxic residues from synthetic insecticides into
Flavien Shimira   +3 more
doaj   +1 more source

The Possibilities of Slovakian Pyrethrum Production [PDF]

open access: yesPesticidi i Fitomedicina, 2012
This paper discusses possibilities for pyrethrum Chrysanthemum cinerariaefolium(Trevir.) Vis. production in southern regions of Slovakia, with an emphasis on target marketing,management constraints and further research. Pyrethrum is not a traditionalcrop
Štefan Tóth   +3 more
doaj  

Ants obtained from trees of a "Jacareuba" (Calophyllum brasiliense) forest plantation in Central Amazonia by canopy fogging: first results [PDF]

open access: yesActa Amazonica, 1998
Canopies of the locally occurring Amazonian tree species Calophyllum brasiliense. Camb. (Guttiferae, height 10 m) were fogged after dawn on the same day at five adjacent localities in a 20-year-old plantation at the Adolpho Ducke Forest Reserve near ...
Ana Yoshi HARADA, Joachim ADIS
doaj   +1 more source

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