Results 21 to 30 of about 324 (122)

Pyrethroids and Nectar Toxins Have Subtle Effects on the Motor Function, Grooming and Wing Fanning Behaviour of Honeybees (Apis mellifera) [PDF]

open access: yes, 2015
Sodium channels, found ubiquitously in animal muscle cells and neurons, are one of the main target sites of many naturally-occurring, insecticidal plant compounds and agricultural pesticides.
A Choudhary   +47 more
core   +4 more sources

Comparison of pyrethrins extraction methods efficiencies [PDF]

open access: yes, 2012
Extraction efficiency of insecticidal active compounds from dried Dalmatian pyrethrum flowers (Chrysanthemum cinerariaefolium /Trevir/Vis) was tested using different techniques and solvents.
Ban, D   +6 more
core   +2 more sources

Lysenko affair and Polish botany [PDF]

open access: yes, 2011
This article describes the slight impact of Lysenkoism upon Polish botany. I begin with an account of the development of plant genetics in Poland, as well as the attitude of scientists and the Polish intelligentsia toward Marxist philosophy prior to the ...
Köhler, Piotr
core   +1 more source

Diseases of Pyrethrum in Tasmania: Challenges and Prospects for Management [PDF]

open access: yes, 2008
Pyrethrum (Tanacetum cinerariifolium (Trevir.) Sch. Bip.) is a perennial plant and member of the Asteraceae that is endemic to the Dalmatian region of the former Yugoslavia (36).
Esker, Paul   +7 more
core   +4 more sources

EFFECTIVNESS OF PURE DIATOMACEUS EARTH AND DIFFERENT MIXTURES OF DIATOMACEUS EARTH WITH PYRETHRINS [PDF]

open access: yesPoljoprivreda, 2011
This study shows results of laboratory experiments on stored soft white wheat infested with two stored pest species: rice weevil - Sitophilus oryzae (L.), and red flour beetle - Tribolium castaneum (Herbst), treated with different mixtures of Diatomaceus
Irma Kalinović   +3 more
doaj  

International Scientific Conference 18th Ružička Days “Today science, tomorrow industry”, September 16–18, 2020, Vukovar Croatia NOBEL LAUREATE RUŽIČKA AND RUŽIČKA DAYS From Vukovar to the Nobel Prize and Back [PDF]

open access: yes, 2021
This issue of Chemical and Biochemical Engineering Quarterly (CABEQ) is dedicated to the 18th Ružička Days held September 16-18, 2020 in Vukovar. Ružička Days have been held in Vukovar since 1978, apart from the 8-year-period of the Greater Serbian ...
Tomas, S.
core   +3 more sources

Are Botanical Biopesticides Safe for Bees (Hymenoptera, Apoidea)? [PDF]

open access: yes, 2023
The recent global decline in insect populations is of particular concern for pollinators. Wild and managed bees (Hymenoptera, Apoidea) are of primary environmental and economic importance because of their role in pollinating cultivated and wild plants ...
Catania R.   +5 more
core   +1 more source

Graslands of the ass.Koelerio macranthae-Brachypodietum retusi trinajstić, ass.nov. in Croatian littoral [PDF]

open access: yes, 2005
Vegetacija mediteransko-montanog vegetacijskog pojasa ograničena je u istočnojadranskom primorju na više dijelove priobalnih padina, vršne dijelove otoka i poluotoka Pelješca na nadmorskim visinama iznad 400 m na sjeveru do nekih 600 m na jugu. Tamo gdje
Ivo Trinajstić
core   +1 more source

Natural remedies used in fighting ectoparasites in gallinaceous birds [PDF]

open access: yes, 2023
The scientific paper elucidates the importance of using remedies of natural origin, compared to those of chemical origin, in combating ectoparasites in gallinaceous birds.
BOTNARU, Nicolai   +9 more
core  

Anthemideae: advances in tissue culture, genetics and transgenic biotechnology [PDF]

open access: yes, 2003
Members of the Anthemideae include important floricultural (cut-flower) and ornamental (pot and garden) crops, as well as plants of medicinal and ethno-pharmacological interest.
Teixeira da Silva, Jaime A
core   +2 more sources

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