Results 91 to 100 of about 31,641 (262)

Probabilistic risk assessment of the environmental impacts of pesticides in the Crocodile (west) Marico catchment, North-West Province [PDF]

open access: yes
External agricultural inputs, such as pesticides, may pose risks to aquatic ecosystems and affect aquatic populations, communities and ecosystems. To predict these risks, a tiered approach was followed, incorporating both the PRIMET and PERPEST models ...
Ansara-Ross, T.   +3 more
core   +1 more source

Evaluation de l'efficacité du méthyl parathion vis-à-vis d'Anthonomus grandis Boheman en culture cotonnière au Nicaragua [PDF]

open access: yes, 1987
Les quantités de méthyl parathion utilisées en culture cotonnière au Nicaragua contre Anthonomus grandis sont de plus en plus importantes. Une étude par la méthode la DL 50 a montré une sensiblité des populations locales d'Anthonomus de 10 à 30 fois ...
Gonzalez, D.F., Laboucheix, Jean
core  

Chemodynamics of Methyl Parathion and Ethyl Parathion: Adsorption Models for Sustainable Agriculture

open access: yesBioMed Research International, 2014
The toxicity of organophosphate insecticides for nontarget organism has been the subject of extensive research for sustainable agriculture. Pakistan has banned the use of methyl/ethyl parathions, but they are still illegally used. The present study is an
Noshabah Tabassum   +3 more
semanticscholar   +1 more source

Photocatalytic degradation of an organophosphorus pesticide from agricultural waste by immobilized TiO2 under solar radiation

open access: yesRevista Ambiente & Água, 2016
This paper describes solar heterogeneous photocatalysis using immobilized TiO2 applied in the treatment of agricultural waste resulting from the application of commercial formulations of methyl parathion.
Marcia Regina Assalin   +5 more
doaj   +1 more source

Methyl parathion induced regional alterations in the regulatory proteins during critical stage of central nervous system development in albino rat pups [PDF]

open access: yes, 1992
Sublethal doses of methyl parathion (O,O-dimethyl-O-nitropbenyl-thiophosphate) injected intraperitoneally to IS and 21 day old rat pups induced regional alterations in the central nervous system (CNS) in the levels of total RNA, total proteins ...
Begum, S., Nayeemunnisa, .
core  

AN ECONOMIC EVALUATION OF SOYBEAN STINK BUG CONTROL ALTERNATIVES FOR THE SOUTHEASTERN UNITED STATES [PDF]

open access: yes
Methyl parathion or Penncap M (an encapsulated methyl parathion) are used extensively throughout the United States for controlling stink bug pests in soybeans, Glycine Max (L.) Merrill. However, this insecticide is highly toxic to mammals, birds, and non-
Chyen, David   +3 more
core   +1 more source

Effect of methyl parathion on the muscle and brain acetylcholinesterase activity of matrinxã (Brycon cephalus)

open access: yesCiência Rural, 2005
Farming of the freshwater fish is emerging in Brazil and many species from the wild are promising. The teleost matrinxã (Brycon cephalus) holds several characteristics such as fast growth rate, high commercial value and adaptability to artificial raring ...
Almeida Luciana Cristina de   +2 more
doaj  

Effect of Organic Diet Intervention on Pesticide Exposures in Young Children Living in Low-Income Urban and Agricultural Communities. [PDF]

open access: yes, 2015
BackgroundRecent organic diet intervention studies suggest that diet is a significant source of pesticide exposure in young children. These studies have focused on children living in suburban communities.ObjectivesWe aimed to determine whether consuming ...
Aguilar Schall, Raul   +7 more
core  

RIVPACS database documentation. Final report [PDF]

open access: yes, 2007
With the advent of the EU Water Framework Directive the concept of the 'reference condition' has become explicit within the legislative framework of the European Union.
Clarke, Ralph   +6 more
core  

Effects of Mosquito Control Chemicals on Aquatic Fauna [PDF]

open access: yes, 1974
No mosquito abatement districts have ever been organized in Arkansas. Mosquito control efforts have been largely adulticiding operations by either aerial application or ground thermal fogging machines.
Lancaster, J. L., Jr., Meisch, M. V.
core   +2 more sources

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