Results 121 to 130 of about 15,107 (265)

Auswirkungen von neem- und pyrethrinhaltigen Pflanzenschutzmitteln auf den Naturhaushalt [PDF]

open access: yes, 2001
Während die im Zulassungsverfahren bislang eingereichten Daten für Neem und NeemAzal T/S im wesentlichen die Anforderungen der Anhänge II und III der EU-Richtlinie 91/414/EWG abdecken, bestehen bei Pyrethrin und den Pyrethrum-Präparaten noch zahlreiche ...
Michalski, Britta
core  

Confirmation of Itersonilia perplexans Infecting Pyrethrum (Tanacetum cinerariifolium) in Australia [PDF]

open access: bronze, 2023
S Pilkington   +4 more
openalex   +1 more source

Die Baumkronenspinnen (Araneae) des Leipziger Auwaldes [PDF]

open access: yes, 2012
The canopy spiders of the floodplain forest in Leipzig have become a focus of ecological studies in recent years. In 2006 we sampled 30 tree canopies in the ‘Burgaue’ nature reserve with pyrethrum knock-down fogging, recording 502 adult spiders belonging
Floren, Andreas, Otto, Stefan
core  

Management of strawberry blossom weevil and European tarnished plant bug in organic strawberry and raspberry using semiochemical traps [PDF]

open access: yes
In the absence of effective control measures, the strawberry blossom weevil (Anthonomus rubi), the European tarnished plant bug (Lygus rugulipennis) and the raspberry beetle (Byturus tomentosus) cause large (10 - >80%) losses in yield and quality in ...

core  

Circular 40 [PDF]

open access: yes, 1980
For cooperation and assistance in the work reported here, we gratefully acknowledge Dr. William Burgoyne, State of Alaska Division of Environmental Conservation and Mr. Delon Brown, USDA, Alaska Crop and Livestock Reporting Service.
Bleicher, David P.   +2 more
core  

Pyrethrum. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1897
openaire   +1 more source

Silicas for control of the poultry red mite Dermanyssus gallinae [PDF]

open access: yes, 2006
Control of the poultry red mite Dermanyssus gallinae is a challenge for organic as well as conventional egg producers. In organic agriculture, control should be attempted by mechanically acting substances (e.g.
Maurer, Veronika, Perler, Erika
core  

Can protoplast production from in vitro cultured shoots of Tanacetum vary during the season?

open access: yesAgricultural and Food Science, 2008
Two different experiments were carried out to study the production of protoplasts and the variation of protoplast yield from in vitro cultured shoot tips of tansy (Tanacetum vulgare L.) and pyrethrum (Tanacetum cinerariifolium (Trevir.) Schiltz-Bip).
M. KESKITALO
doaj  

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