Results 91 to 100 of about 3,831 (204)

Efeito de alguns carrapaticidas/inseticidas sobre Onthophagus gazella. [PDF]

open access: yes, 2015
bitstream/item/132387/1/COT-45 ...
BIANCHIN, I.   +3 more
core  

Analysis of the flavonoid component of bioactive New Zealand mānuka (Leptospermum scoparium) honey and the isolation, characterisation and synthesis of an unusual pyrrole [PDF]

open access: yes, 2013
The flavonoid components of New Zealand mānuka (Leptospermum scoparium) honey have been quantified in a series of 31 honeys of varying non-peroxide antibacterial activity to clarify discrepancies between previous studies reported in the literature. Total
Alber, Dagmar G.   +5 more
core   +2 more sources

The dose-response relationship of trichlorfon neurotoxicity in hens

open access: yesEcotoxicology and Environmental Safety, 1979
Abstract Trichlorfon [dimethyl 1-hydroxy-2,2,2-trichloroethyl phosphonate (Dipterex)], an organophosphorus pesticide, has been implicated in producing neuropathy in various species. Adult hens were given oral or subcutaneous doses ranging from 50 to 300 mg/kg.
E J, Olajos   +3 more
openaire   +2 more sources

Identificação das espécies e a resistência de parasitos gastrintestinais de ovinos a anti-helmínticos em Mato Grosso do Sul. [PDF]

open access: yes, 2016
bitstream/item/139529/1/COT-108 ...
BIANCHIN, I.   +5 more
core  

Desenvolvimento de métodos analíticos para determinação de agrotóxicos em sedimentos por cromatografia gasosa monodimensional e bidimensional abrangente com micro detector de captura de elétrons Development of analytical methods for pesticides in sediments by monodimensional and comprehensive two-dimensional gas chromatography with micro electron-capture detection

open access: yesQuímica Nova, 2010
The development of analytical methods for determination of eight pesticides of different chemical classes (trichlorfon, propanil, fipronil, propiconazole, trifloxystrobin, permethrin, difenoconazole and azoxystrobin) in sediments with gas chromatography ...
Juliana Macedo da Silva   +4 more
doaj   +1 more source

Effects of stress on the immune system of fish [PDF]

open access: yes, 1994
The effects of stress on the immune system of various fish species including dab Limanda limanda, flounder Platichthys flesus, sea bass Dicentrarchus labrax and gobies Zosterisessor ophiocephalus, were investigated from laboratory and field experiments ...
Farley, S.   +2 more
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Lethality of triatomines (Hemiptera: Reduviiae), vectors of Chagas' disease, feeding on blood baits containing synthetic insecticides, under laboratory conditions Letalidade de triatomíneos (Hemiptera: Reduviidae), vetores da doença de Chagas, alimentados sobre iscas de sangue contendo inseticidas sintéticos, em condições de laboratório

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1991
A laboratory study was conducted to test the toxicity of synthetic insecticides added to defibrinated sheep blood kept at room temperature and offered as food to the following triatomine species: Triatoma infestans, Panstrongylus megistus, Triatoma ...
Marli Maria Lima   +2 more
doaj   +1 more source

The First Record of Argulus Foliacesus (Crustacea: Branchiura) Infesta­tion on Lionhead Goldfish (Carassius Auratus) in Iran [PDF]

open access: yesIranian Journal of Parasitology, 2010
Argulus foliaceus (Crustacea: Branchiura), or the fish louse, is an ectoparasite of the skin or gill of the fresh water fish species. Clinical signs in infected fish include scratching on aquarium walls, erratic swimming, and poor growth.
AH Shahmoradi, Y Chelongar, V Noaman
doaj   +2 more sources

Description et lutte contre Castnia daedalus Cr. (Lep. Castnidae), ravageur du palmier à huile en Amérique du Sud [PDF]

open access: yes, 1981
Un lépidoptère de la famille Castnidae provoque, à l'état larvaire, des dégâts notamment dans les plantations industrielles d'EMDEPALMA S.A., à Tochache (Pérou). Ces dégâts ont une incidence économique sensible sur la production.
Huguenot, Roland, Vera, J.
core  

La protection raisonnée des cultures de cocotiers et de palmiers à huile en Indonésie. I [PDF]

open access: yes, 1987
Présentation sous forme de tableau des divers moyens de lutte chimique contre les ravageurs du cocotier et du palmier à huile en pépinière, en jeunes cultures et en plantations adultes.
Desmier De Chenon, Roch
core  

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