نتایج جستجو برای: agrochemicals

تعداد نتایج: 1444  

Journal: :Brazilian Journal of Animal and Environmental Research 2023

The application of pesticides in the agricultural sector represents multiple benefits such as pest and disease control, however, their entails risks to environment health people, which can be accidental or due improper handling. Therefore, this work focuses on qualitative determination ecotoxicology used by seasonal farmers Municipality Valle de Santiago. Information most commonly study area wa...

Journal: :Proceedings. Biological sciences 2014
Scott V C Groom Mark I Stevens Michael P Schwarz

The impacts of glacial cycles on the geographical distribution and size of populations have been explored for numerous terrestrial and marine taxa. However, most studies have focused on high latitudes, with only a few focused on the response of biota to the last glacial maximum (LGM) in equatorial regions. Here, we examine how population sizes of key bee fauna in the southwest Pacific archipela...

2015
Daoyong Tan Peng Yuan Faïza Annabi-Bergaya Dong Liu Hongping He

Methoxy-modified kaolinite was used as a novel carrier for loading and release of the herbicide 3-amino-1,2,4-triazole, known as amitrole (abbreviated here as AMT). The methoxy modification made the interlayer space of the kaolinite available for AMT intercalation. The AMT loading content in methoxy-modified kaolinite reached up to 20.8 mass% (twice the loading content by unmodified kaolinite)....

2014
Jillian P. Fry David C. Love Arunima Shukla Ryan M. Lee

Half of the world's edible seafood comes from aquaculture, and the United States (US) government is working to develop an offshore finfish aquaculture industry in federal waters. To date, US aquaculture has largely been regulated at the state level, and creating an offshore aquaculture industry will require the development of a new regulatory structure. Some aquaculture practices involve hazard...

2012

SUMITOMO KAGAKU 2012 In this paper, the author will introduce biocatalysts that can be used in the synthesis of optically active alcohols, which are important key compounds because they are intermediates for pharmaceuticals and agricultural chemicals, and in particular, he will introduce the development of techniques for asymmetric reduction enzymes and catalysts. In addition, a work on the eng...

Journal: :The Journal of antibiotics 1997
D Zhang M G Nair M Murry Z Zhang

More than half of the worldwide expenditure on agrochemicals was devoted to insecticides in an effort to combat over half a million different herbivorous insect species1}. Despite this, 15% of the crops planted are lost to feeding insects and other pests2). The cost of this damage and its effect on agriculture has increased the demand for more effective crop protection agents. For manyyears, pe...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2011
Koji Morimoto

Biaryl compounds are versatile building blocks in the synthesis of natural products, pharmaceuticals, agricultural chemicals and π-conjugated organic materials. This review describes a recent progress for the biaryl cross-coupling reaction of heteroaromatic compounds using hypervalent iodine reagent. Our novel biaryl coupling reaction is a unique method for constructing various heteroaromatic b...

2000
J. Huston

F Pesticide Contamination Prevention Act authorrzed the California Department of Food and Agrculture to modify w.es of pesticides in areas where they have leached through soil to groundwater (Connelly, 1985). Leaching of agriculhuaI chemicals has been shown to occur during recharge of groundwater whereby water moves from the surface through the soil profile to a groundwater aquifer (Wehtje et a...

Journal: :Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 2016
Alain Trachsel Barbara Buchs Andreas Herrmann

Because volatile compounds evaporate from surfaces that are usually exposed to daylight, photoresponsive delivery systems are particularly suitable to control their release. In the present study, we investigated 4,4-diphenyl-4H-benzo[d][1,3]dioxins as profragrances for the light-induced delivery of aldehydes in functional perfumery. The efficiency of fragrance release was investigated on cotton...

Journal: :Chemical biology & drug design 2011
Mutasem O Taha Amjad M Qandil Tariq Al-Haraznah Reema Abu Khalaf Hiba Zalloum Amal G Al-Bakri

N-Myristoyl transferase is an essential enzyme for fungal growth and survival. The continuous interest in the development of new antifungal agents prompted recent interest in developing new potent inhibitors of fungal N-myristoyl transferase. In this context, we combined pharmacophore and QSAR modeling to explore the structural requirements for potent N-myristoyl transferase inhibitors employin...

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