منابع مشابه
The Relation of a Basin Characteristic and Microscopic Soil Particle Dissolution in Nagara River Basin
In order to clarify the correlation of a climate change and a forest surface change of state, data analysis was conducted concerning the secular fluctuation tendency of temperature and rainfall runoff and SS. And the model applicable in a forest basin was built and the microscopic soil particle quantity of production from forest ground was predicted based on the global warming scenario. Due to ...
متن کاملthe effect of classroom observation on eflteachers skills ans students outcomes
abstract the following study, in the first place, attempted to examine the effect of less experienced teachers participation in experienced teachers classes on their own skills and teaching methodology, in the second place, attempted to find out the role of teachers training in students achievements. for this purpose, 21 efl teachers were selected according to available sampling in kish l...
A seasonal periodic long memory model for monthly river flows
Based on simple time series plots and periodic sample autocorrelations, we document that monthly river ow data display long memory, in addition to pronounced seasonality. In fact, it appears that the long memory characteristics vary with the season. To describe these two properties jointly, we propose a seasonal periodic long memory model and t it to the well-known Fraser river data (to be obta...
متن کاملtechnical and legal parameters for determination of river boundary,( case study haraz river)
چکیده با توسعه شهر نشینی و دخل و تصرف غیر مجاز در حریم رودخانه ها خسارات زیادی به رودخانه و محیط زیست اطراف آن وارده می شود. در حال حاضر بر اساس آئین نامه اصلاح شده بستر و حریم رودخانه ها، حریم کمی رودخانه که بلافاصله پس از بستر قرار می گیرد از 1 تا20 متر از منتهی الیه طرفین بستر رودخانه تعیین، که مقدار دقیق آن در هر بازه از رودخانه مشخص نیست. در کشورهای دیگر روشهای متفاوتی من جمله: درصد ریسک...
15 صفحه اولFirst observation of fish condition from Sava river in Bosnia and Herzegovina
Condition factor of fish species is very important parameter for understanding fish biology and pathology. For that purpose, we sampled 120 fish individuals from the Sava River at four locations (Posavina region), where most of them belongs to the Cyprinidae family while the others belonging to the families: Percidae, Siluridae, Ameiuridae, Esocidae and Gobiidae. In total fish sample we found t...
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ژورنال
عنوان ژورنال: Japanese Journal of Limnology (Rikusuigaku Zasshi)
سال: 1938
ISSN: 0021-5104,1882-4897
DOI: 10.3739/rikusui.8.3-4_340