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Gap characteristics under oriental beech forest development stages in Kelardasht forests, northern Iran
close-to-nature silviculture forest stand stand dynamics gapmaker silviculture
2018/3/6
This study was carried out to evaluate gap characteristics and gapmakers for different development stages of an oriental
beech forest in northern Iran. Development stages of 1 ha square-shaped mosaic...
LANDSLIDE MONITORING USING INSAR TIME-SERIES AND GPS OBSERVATIONS, CASE STUDY: SHABKOLA LANDSLIDE IN NORTHERN IRAN
Landslide InSAR Time Series GPS ALOS
2017/7/13
Shabkola is a village located in Mazandaran province of northern Iran that suffers from the mass movement happening in the upstream. Deforestation and changes to land use are the main reasons for the ...
Comparison of different erosion control techniques in the Hyrcanian forest in northern Iran
best management practices runoff skid trail soil loss water bar
2018/3/6
The aim of this study was to evaluate the effects of closure best management practices (BMPs) on runoff volume and
soil loss on skid trails that received two densities of soil cover mats and were loc...
Estimation of biomass and carbon storage of tree plantations in northern Iran
aboveground biomass generic methods
2015/5/5
To estimate the aboveground biomass and carbon storage in multi-species plantations we used speciesspecific equations method and three other generic methods. Astara county is located in northern Iran....
Forest management and snag characteristics in Northern Iran lowland forests
biodiversity broadleaved forests
2015/5/5
Some snag characteristics were studied in three different Hyrcanian lowland forests. The highest snag
density (38.4 stem·ha–1) was found in fully protected forests, and it was significantly higher t...
Time consumption and productivity analysis of timber trucking using two kinds of trucks in northern Iran
Hyrcanian forest Iran secondary transportation productivity cost
2015/4/24
Increasing productivity and reducing cost in long-distance transportation have become increasingly important in the logistics of forest harvesting operations. This paper presents the research results ...
Evaluation of full tree skidding by HSM-904 skidder in patch cutting of aspen plantation in Northern Iran
time consumption HSM-904 skidder skidding cost
2015/4/14
This paper presents research results of the performance of HSM-904 grapple skidder using a full tree harvesting method in a non-native aspen Populus deltoides plantation in even terrain conditions in ...
Characteristics of coarse woody debris in successional stages of natural beech (Fagus orientalis) forests of Northern Iran
coarse woody debris Fagus orientalis Lipsky forest succession natural beech forest Northern Iran
2015/3/20
Coarse woody debris (CWD) is an important structural and functional component in forests in Northern Iran. In this study we determine the temporal patterns of CWD in Kheyroud Forests by examining the ...
Rutting and soil displacement caused by 450C Timber Jack wheeled skidder (Asalem forest northern Iran)
soil displacement rutting skid trail
2015/3/16
The use of skidding machinery in logging operations causes destructive effects especially on soil but has many advantages such as extracting long and heavy logs, optimum use of useful logging time and...
Soil compaction caused by 450C Timber Jack wheeled skidder (Shefarood forest, northern Iran)
soil compaction forest soil wheeled skidder
2015/3/6
In forest harvesting operations usually after using skidding machinery (skidders), traces of soil damage in the form of soil compaction and wheel and logs ruts can be seen in the forest soil. Soil bul...
Risk Factors of Neural Tube Defects in Northern Iran
Neural Tube Defects Ethnicity Body Mass Index Nutritional Sciences
2015/10/13
Background:: Neural tube defects (NTDs) including spina bifida and anencephaly are the second most common birth defects with 2.8 per 1000 births in northern Iran.
Factors Affecting the Age in Normal Menopause and frequency of Menopausal Symptoms in Northern Iran
Menopause Hot flushes Women health Iran
2015/9/22
Background: The age in menopause and frequency of menopausal symptoms differ in different societies. This study evaluates the distribution of age at normal menopause, the frequency of menopausal sympt...
Fungal Normal Flora of Conjunctiva in Healthy Individuals in Babol, Northern Iran
Fungal Normal Flora Conjunctiva Healthy Individuals Babol Northern Iran
2015/9/21
Fungal keratoconjunctivitis is relatively common in the north of Iran due to the wet climate and agricultural settings. Corneal trauma with plants and increasing use of topical antibiotics and cortico...
Internet Addiction,Prevalence and Epidemiological Fea-tures in Mazandaran Province,Northern Iran
Internet addiction Young's internet addiction questionnaire Prevalence Iran
2015/9/21
Background: The concept of internet addiction, also called internet addictive disorder or pathological internet use, entered the medical lexicon in 1995. This study was performed to investigate the pr...
Clinical Manifestations, Laboratory Findings and Outcomes of Children with Herpetic Encephalitis in Amirkola Children Hospital, Northern Iran
Herpes simplex Encephalitis PCR Mortality Children Iran
2015/9/21
Background: Herpes simplex encephalitis (HSE) is a fatal infection of the central nervous system. The early diagnosis of HSE is crucial because the early introduction of antiviral therapy can signific...