Results 61 to 70 of about 362,118 (212)

Well Test Analysis in Volatile Oil Reservoirs [PDF]

open access: yes, 2008
This thesis discusses characterization of volatile oil reservoirs using well test analysis. For this purpose, typical well test behaviours were simulated with a one-dimensional single well compositional reservoir model, for different production rates ...
Sanni, Moshood Olajide   +1 more
core   +1 more source

Optimization of Plant Density and Harvest Time to Maximize Volatile Oil Accumulation in Two Aromatic Plants

open access: yesAgronomy
Volatile oil, mainly extracted from aromatic plants, is widely used in medical, cosmetics, and other industries for its disinfection, sterilization, antioxidant, and other effects.
Yu Zhang   +3 more
doaj   +1 more source

Do topical repellents divert mosquitoes within a community? Health equity implications of topical repellents as a mosquito bite prevention tool. [PDF]

open access: yes, 2013
OBJECTIVES: Repellents do not kill mosquitoes--they simply reduce human-vector contact. Thus it is possible that individuals who do not use repellents but dwell close to repellent users experience more bites than otherwise.
DC Chavasse   +22 more
core   +3 more sources

Volatility of Oil Prices

open access: yesIMF Working Papers, 1996
This paper examines the behavior of crude oil prices since 1980, and in particular the volatility of these prices. The empirical analysis covers “spot” prices for one of the key internationally traded crudes, namely Dated Brent Blend. A GARCH (generalized autoregressive conditional heteroscedastic) model, which allows the conditional variance to be ...
openaire   +3 more sources

Nigeria's growth record : Dutch disease or debt overhang ? [PDF]

open access: yes
Nigeria's oil boom has not brought an end to perennial stagnation in the non-oil economy. Is this the unavoidable consequence of the resource boom or have misguided policies contributed?
Budina, Nina   +2 more
core  

Karakterisasi Dan Aktivitas Repelen Minyak Atsiri Sereh Wangi (Cymbopogon Nardus L), Akar Wangi (Vetiveria Zizanoides L.), Nilam (Pogestemon Cablin), Cengkeh (Syzgium Aromaticum) Asal Kabupaten Garut Terhadap Nyamuk Aedes Aegypti Betina [PDF]

open access: yes, 2016
Dengue hemorrhagic fever (DHF) is an infectious disease that there are still be a problem, because it can cause death.Vector transmission of dengue fever is Aedes aegypti.
Kurniawan, Y. (Yunan)   +2 more
core   +2 more sources

Hedging Break-Even Biodiesel Production Costs Using Soybean Oil Futures [PDF]

open access: yes
The effectiveness of hedging volatile input prices for biodiesel producers is examined over one- to eight-week time horizons. Results reveal that hedging break-even soybean costs with soybean oil futures offers significant reductions in input price risk.
Graf, Johannes   +2 more
core   +1 more source

Antimicrobial and antioxidant potentials of essential oil and acetone extract of Myristica fragrans Houtt. (aril part) [PDF]

open access: yes, 2005
The antifungal, antibacterial, and antioxidant potentials of essential oil and acetone extract were carried out by different techniques. In poison food medium method, the essential oil showed complete zones of inhibition against Fusarium graminearum at ...
Catalan, Cesar Atilio Nazareno   +3 more
core   +1 more source

Analisis Pendapatan Industri Rumah Tangga Penyulingan Minyak Daun Cengkeh di Desa Palau Kecamatan Balaesang Tanjung Kabupaten Donggala [PDF]

open access: yes, 2016
Indonesia was a country which located at kebayoran the equator and tropics and two seasons. Variegated plants can grow well, in various areas there were plants which can be used as a source of oil producer volatile is no exception in central Sulawesi ...
Arizona, M. N. (Muh)   +1 more
core  

Analysis of volatile components and screening of free radical-scavenging active components in fresh Guhong tangerine peel essential oil

open access: yesShipin yu jixie
ObjectiveTo analyze the volatile components of fresh Guhong tangerine peel essential oil, evaluate its overall free radical scavenging activity, quickly screen the components with strong free radical scavenging activity without separating individual ...
RAN Chunxia, HU Jiang, DENG Huiling
doaj   +1 more source

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