Yayıncı "Academic Journals" için listeleme

Antifungal activity of lemon balm and sage essential oils on the growth of ochratoxigenic Penicillium verrucosum

Ozcakmak, Sibel; Dervisoglu, Muhammet; Yilmaz, Azime (Academic Journals, 2012)

In this study, the chemical compositions of essential oils (EOs) from lemon balm (Melissa officinalis) and sage (Salvia officinalis) were determined using gas chromatography/mass spectrometry (GC/MS) method, indicating ...

Assessing the agricultural sustainability of conventional farming systems in Samsun province of Turkey

Ceyhan, V. (Academic Journals, 2010)

The objective of this study was to evaluate the sustainability of the agricultural activities in Samsun province. Research data belongs to 2004-2005 production period and was gathered from randomly selected 93 farms by ...

Assessing the efficiency of hazelnut production

Kilic, Osman; Binici, Turan; Zulauf, Carl R. (Academic Journals, 2009)

This study investigates production efficiency of hazelnut farmers located in the Carsamba Plain, Samsun-Turkey. A sample of 78 farmers was selected by a two-stage sampling process. Data Envelopment Analysis and Tobit ...

Barley companion crop management in red clover establishment

Onal-Asci, Ozlem; Acar, Zeki; Basaran, Ugur; Ayan, Ilknur; Mut, Hanife (Academic Journals, 2010)

This study was conducted to determine the effects of seeding rate and harvest stage of barley as a companion crop on the hay yield and number of red clover and weeds. Red clover was established with barley (150, 300, 450, ...

Breaking of seed dormancy in Hypericum leptophyllum Hochst., an endemic Turkish species

Camas, Necdet; Caliskan, Omer (Academic Journals, 2011)

Seed germination requirements of the endemic Turkish species of Hypericum, Hypericum leptophyllum Hochst. were studied by performing some pre-soaking treatments with the aim of describing suitable germination protocols for ...

A calculation program for real-time production of ammonia gas in animal houses

Gurdil, Gurkan A. K. (Academic Journals, 2010)

Ammonia is the major air contaminant in poultry houses. Ammonia emissions from animal houses influence the atmospheric environment, since aerial ammonia is one of the so called greenhouse gases and has a negative effect ...

Coastal legislation and administrative structure in Turkey

Sesli, F. Ahmet; Sisman, Aziz; Aydinoglu, A. Cagdas (Academic Journals, 2009)

Having coast on three distinct seas, Turkey is one of the rare countries in terms of its coastal length and natural, ecological and touristic richness. However, it is impossible to say that Turkey benefits this richness ...

A comparative study on the antioxidant activity of fringe tree (Chionanthus virginicus L.) extracts

Gulcin, Ilhami; Elias, Riad; Gepdiremen, Akcahan; Boyer, Laurent; Koksal, Ekrem (Academic Journals, 2007)

Fringe tree (Chionanthus virginicus L.) is used as a raw material by pharmaceutical industries for the preparation of homeopathy tinctures. In this study, antioxidant activity of methanol extract (MEFT) and ethylacetate ...

Comparing different sedation medications using generalized estimating equations approach

Cengiz, M. A.; Senel, T.; Terzi, Y.; Murat, N.; Savas, N. (Academic Journals, 2010)

Generalized estimating equations (GEE) provide an applicable approach to modelling repeated and clustered data that are often encountered in medical application. This approach is very useful especially when response variables ...

The comparison of L-1 and L-2-norm minimization methods

Bektas, Sebahattin; Sisman, Yasemin (Academic Journals, 2010)

L-2-norm, also known as the least squares method was widely used in the adjustment calculus. The weaknesses of the least squares method were the effect of gross measurements error on the solution and the disturbance and ...

Comparison of stability statistics for yield in barley (Hordeum vulgare L.)

Mut, Zeki; Gulumser, Ali; Sirat, Abdulveli (Academic Journals, 2010)

Analysis of multienvironment trials (METs) of crops for cultivar evaluation and recommendation is an important issue in plant breeding research. Evaluating both stability of performance and high yield is essential in MET ...

Confidence intervals estimation for survival function in Weibull proportional hazards regression based on censored survival time data

Alakus, Kamil (Academic Journals, 2010)

Weibull distribution plays a central role in the analysis of survival or life time data. Link (1984, 1986) presented a confidence interval estimate of survival function using Cox's proportional hazard model with covariates. ...

Determination of micronutrients in tea plantations in the eastern Black Sea Region, Turkey

Ozyazici, Mehmet Arif; Ozyazici, Gulen; Dengiz, Orhan (Academic Journals, 2011)

This research was carried out to determine micronutritients status of tea (Camellia sinensis L.) plantations in the Eastern Black Sea Region of Turkey. Soil and leaf samples were taken from the 220 tea gardens belonging ...

Determination of the parcels committing coastal contravention via the geographical information systems: Sample of Samsun

Sesli, Faik Ahmet; Kilicoglu, Cem (Academic Journals, 2010)

It is clearly stated in the Constitution and Civil Law, being in the first place, and in Municipal Law, Cadastral Law and Coastal Law that the coasts are under the provision and austerity of the government and that public ...

Determination of the relations between shore border line and land ownership by using GIS: An example from Eastern Coast of Black Sea

Sesli, Faik Ahmet (Academic Journals, 2010)

Coastal areas, because of its unique natural resources, in every period of history of civilization have created a focal point, in terms of placement and use of a social order has become important. Both in the world and in ...