معرفة
قاعدة البيانات العربية الرقمية "معرفة"
الرئيسية
الخدمات
معامل التأثير "آرسيف"
المفضلة
اتصل بنا
Language
English
العربية
تسجيل الدخول
بحث
تصفح
All
العنوان
المؤلفين / الأشخاص
المؤسسة
بحث
بحث متقدم
بحث متقدم
محددات البحث
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
محددات الوثيقة
لها نص كامل
العبارة
تحتوي
مطابقة
أي كلمة
Language
العربية
الفرنسية
الإنجليزية
عدد الصفحات
مساوي
أقل من
أكبر من
الصفحات
نوع الوثيقة
مقالات
كتاب
فصل كتاب
دوريات
أطروحات عالمية
رسائل جامعية
أوراق مؤتمرات
عرض كتاب
تقرير إحصائي
التقارير السنوية
مؤتمر
المكنز
البرامج الأكاديمية والتدريب
الجوائز
المفاهيم و المصطلحات
مؤسسة
سؤال استطلاع
فتاوى
الشهادات التدريب
استطلاعات الرأي العام
القرارات الشرعية
ملف شخص
الحوكمة
النظام الأساسي
تقرير مدققي الحسابات
القوانين و التشريعات
تقارير الشركات
سلسلة كتب
التقارير الربعية
عرض مؤتمر
كتاب جامعي
فصل كتاب جامعي
من
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
إلى
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
تقييد النتائج
التخصصات الرئيسية
علم الأرض والمياه والبيئة
(796)
تاريخ وجغرافيا
(51)
علوم
(51)
الفيزياء
(30)
علم المواد والمعادن
(15)
الكيمياء
(4)
العلوم الطبيعية والحياتية (متداخلة التخصصات)
(3)
عرض المزيد
تحديث
نوع البيانات
مقالات
(781)
دوريات
(15)
اللغة
الإنجليزية
(796)
الدولة
مصر
(796)
المصدر
Applied and Environmental Soil Science
(366)
Journal of Marine Sciences
(172)
Journal of Geological Research
(65)
International Journal of Oceanography
(51)
ISRN Ecology
(49)
International Journal of Atmospheric Sciences
(22)
International Journal of Metals
(15)
Journal of Waste Management
(15)
Dataset Papers in Geosciences
(6)
ISRN Geophysics
(6)
International Journal of Mineralogy
(5)
Advances in Environmental Chemistry
(3)
عرض المزيد
تحديث
الموضوعات
الدوريات
(14)
علم المحيطات
(3)
الفترة:
نتائج البحث
(
201
-
250
من
796
)
الصلة
تاريخ النشر تصاعدي
تاريخ النشر تنازلي
العنوان تصاعدي
العنوان تنازلي
المؤلف تصاعدي
المؤلف تنازلي
علم الأرض والمياه والبيئة
مقالات
Abundance and Diversity of Holothuroids in Shallow Habitats of the Northern Red Sea
By: Yuval, Boaz; Sudai, Lee; Pakhomov, E. A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Cetacean Presence in the Trincomalee Bay and Adjacent Waters, Sri Lanka
By: Nanayakkara, Ranil P.; Herath, Jayampathi; de Mel, Ruvinda K.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Development of Enzymes and In Vitro Digestibility during Metamorphosis and Molting of Blue Swimming Crab (Portunus pelagicus)
By: Chamchuen, Phanu; Pratoomchat, Boonyarath; Patzner, Robert A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Locomotion and Functional Spine Morphology of the Heart Urchin Brisaster fragilis, with Comparisons to B. latifrons
By: Walker, Danielle E.; Patzner, Robert A.; Gagnon, Jean-Marc. Journal of Marine Sciences. No. 2014 (2014), pp.1-9, 9 p.
مقالات
Harvesting Model for Fishery Resource with Reserve Area and Bird Predator
By: Sharma, Amit; Dulčić, Jakov; Gupta, Bhanu. Journal of Marine Sciences. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Dynamic Changes in Bacterial Population and Corresponding Exoenzyme Activity in Response to a Tropical Phytoplankton Bloom Chattonella marina
By: Thomas, Anit M.; Abdulla, Mohamed Hatha; Pakhomov, E. A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Litter Controls Earthworm-Mediated Carbon and Nitrogen Transformations in Soil from Temperate Riparian Buffers
By: Whalen, Joann; Bradley, Robert L.; Clemente, Rafael…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Gametogenesis, Embryogenesis, and Fertilization Ecology of Platygyra acuta in Marginal Nonreefal Coral Communities in Hong Kong
By: Chui, Apple Pui Yi; Wong, Man Chung; Miyazaki, Nobuyuki…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-9, 9 p.
مقالات
Tillage System Affects Soil Organic Carbon Storage and Quality in Central Morocco
By: Moussadek, R.; Mrabet, R.; Cerda, Artemi…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Atmospheric Volatile Organic Compounds and Ozone Creation Potential in an Urban Center of Southern Nigeria
By: Olumayede, Emmanuel Gbenga; Cairo, Francesco. International Journal of Atmospheric Sciences. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Defluoridation with Locally Produced Thai Bone Char
By: Smittakorn, Sunisa; Durnford, Deanna; Simal-Gandara, Jesus…[et al.]. Advances in Environmental Chemistry. No. 2014 (2014), pp.1-9, 9 p.
مقالات
Ecological Significance of the Association between Stomopneustes variolaris (Echinoidea) and Lumbrineris latreilli (Polychaeta) from Visakhapatnam Coast, India
By: Ayyagari, Archana; Pakhomov, E. A.; Kondamudi, Ramesh Babu. Journal of Marine Sciences. No. 2014 (2014), pp.1-4, 4 p.
مقالات
Heavy Metal Polluted Soils : Effect on Plants and Bioremediation Methods
By: Chibuike, G. U.; Obiora, S. C.; Liang, Yongchao. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Physical and Chemical Components of Cuba’s Rain : Effects on Air Quality
By: Préndez, Margarita; López, Rosemary; Carrillo, Ernesto…[et al.]. International Journal of Atmospheric Sciences. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Numerical Modeling of Irregular Water Wave Transformation
By: Fahmy, O.; Zaki, M. A.; Behera, Swadhin K.…[et al.]. International Journal of Oceanography. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Behaviorally Mediated Larval Transport in Upwelling Systems
By: Morgan, Steven G.; Shi, Fengyan. Advances in Oceanography. No. 2014 (2014), pp.1-17, 17 p.
مقالات
Crop Diversity Effects on Near-Surface Soil Condition under Dryland Agriculture
By: Liebig, Mark A.; Tanaka, Don L.; Smettem, Keith…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Uranium Leaching from Contaminated Soil Utilizing Rhamnolipid, EDTA, and Citric Acid
By: Asselin, Sara; Ingram, Jani C.; Clemente, Rafael. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Survival of a Rifampicin-Resistant Pseudomonas fluorescens Strain in Nine Mollisols
By: Stubbs, Tami L.; Skipper, Horace D.; Jones, Davey…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Establishing Land Suitability Criteria for Cashew (Anacardium occidentale L.) in Indonesia
By: Iswandi, Anas; Hikmat, Muhammad; Jones, Davey…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-14, 14 p.
مقالات
Retrieval of Layer Averaged Relative Humidity Profiles from MHS Observations over Tropical Region
By: Gangwar, R. K.; Mathur, A. K.; Cairo, Francesco…[et al.]. International Journal of Atmospheric Sciences. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Potential of Igniscum sachalinensis L. and Salix viminalis L. for the Phytoremediation of Copper-Contaminated Soils
By: Tingwey, Isong Godlove; Nii-Annang, Seth; Singh, Balwant…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Oil and Grease Removal from Industrial Wastewater Using New Utility Approach
By: Abd El-Gawad, H. S.; Belgiorno, Vincenzo. Advances in Environmental Chemistry. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Determination of Biological Nitrogen Fixation Induced N2O Emission from Arable Soil by Using a Closed Chamber Technique
By: Shah, Ambreen; Smettem, Keith. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Static Response of Functionally Graded Material Plate under Transverse Load for Varying Aspect Ratio
By: Bhandari, Manish; Purohit, Kamlesh; Lai, Yanqing. International Journal of Metals. No. 2014 (2014), pp.1-11, 11 p.
مقالات
Predictive Ability of Improved Neural Network Models to Simulate Pollutant Dispersion
By: Hossain, Khandaker M. A.; Zanis, Prodromos. International Journal of Atmospheric Sciences. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Patterns of Microbially Driven Carbon Cycling in the Ocean : Links between Extracellular Enzymes and Microbial Communities
By: Arnosti, Carol; Panagiotopoulos, Christos. Advances in Oceanography. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Variability in the Structure of Phytoplankton Assemblages in relation to Human Disturbance in Southern Coast of Tunisia
By: Mabrouk, Lotfi; Dammak, Lamia; Patzner, Robert A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Environmental Forcing of Red Tides in the Southern Benguela
By: Jury, Mark R.; Frouin, Robert. International Journal of Oceanography. No. 2014 (2014), pp.1-16, 16 p.
مقالات
Nonlinear Evolution Equations for Broader Bandwidth Wave Packets in Crossing Sea States
By: Debsarma, S.; Das, K. P.; Pietrafesa, Leonard…[et al.]. International Journal of Oceanography. No. 2014 (2014), pp.1-9, 9 p.
مقالات
A Comparison of Abundance and Diversity of Epiphytic Microalgal Assemblages on the Leaves of the Seagrasses Posidonia oceanica (L.) and Cymodocea nodosa (Ucria) Asch in Eastern Tunisia
By: Mabrouk, Lotfi; Hamza, Asma; McMinn, Andrew…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Covarying Shell Growth Parameters and the Regulation of Shell Shape in Marine Bivalves: A Case Study on Tellinoidea
By: Béguinot, Jean; Serrão Santos, Ricardo. Journal of Marine Sciences. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Comparison of Three Supervised Learning Methods for Digital Soil Mapping : Application to a Complex Terrain in the Ecuadorian Andes
By: Hitziger, Martin; Ließ, Mareike; Hatano, Ryusuke. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-12, 12 p.
مقالات
Metabolic Effects in the Bivalve Perna perna and Mytilus galloprovincialis: Impact on the Environment due to Contamination by Copper
By: Brahim Errahmani, Mohamed; Zouaoui, Fayza; Pakhomov, E. A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-9, 9 p.
مقالات
Band Gap Engineering of Cd1-xBexSe Alloys
By: Bensaid, Djillali; Bouzouira, Nour Eddine; Radmilovic, Velimir…[et al.]. International Journal of Metals. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Arsenic, Chromium, and Other Potentially Toxic Elements in the Rocks and Sediments of Oropos-Kalamos Basin, Attica, Greece
By: Alexakis, D.; Gamvroula, D.; Cerda, Artemi. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-8, 8 p.
مقالات
Spatial Variability of Physical Soil Quality Index of an Agricultural Field
By: Rabbi, Sheikh M. Fazle; Khandakar, Tania; Miano, Teodoro M.…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-10, 10 p.
مقالات
An Advanced Review of the Relationships between Sahel Precipitation and Climate Indices : A Wavelet Approach
By: Okonkwo, Churchill; Flocas, Helena A.. International Journal of Atmospheric Sciences. No. 2014 (2014), pp.1-11, 11 p.
مقالات
Mechanical Mastication of Utah Juniper Encroaching Sagebrush Steppe Increases Inorganic Soil N
By: Roundy, Bruce A.; Eggett, Dennis L.; Jones, Davey…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Soil Erosion Prediction Using Morgan-Morgan-Finney Model in a GIS Environment in Northern Ethiopia Catchment
By: Tesfahunegn, Gebreyesus Brhane; Tamene, Lulseged; Ok, Yong Sik…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-15, 15 p.
مقالات
Bioremediation of Waste Water Containing Hazardous Cadmium Ion with Ion Imprinted Interpenetrating Polymer Networks
By: Parameswaran, Girija; Mathew, Beena; Simal-Gandara, Jesus. Advances in Environmental Chemistry. No. 2014 (2014), pp.1-10, 10 p.
مقالات
Synthesis of MgO Nanoparticles by Solvent Mixed Spray Pyrolysis Technique for Optical Investigation
By: Nemade, K. R.; Waghuley, S. A.; Li, Yuanshi. International Journal of Metals. No. 2014 (2014), pp.1-4, 4 p.
مقالات
Characterization of Environmental Nano- and Macrocolloid Particles Extracted from Selected Soils and Biosolids
By: Ghezzi, J. L.; Karathanasis, Anastasios D.; Unrine, J.…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-13, 13 p.
مقالات
The Immune Response of Acanthaster planci to Oxbile Injections and Antibiotic Treatment
By: Grand, Alexandra; Pratchett, Morgan S.; Woo, Norman Ying Shiu…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-11, 11 p.
مقالات
“Mohsite” of Colomba : Identification as Dessauite-(Y)
By: Ciriotti, Marco E.; Gallo, Lorenzo Mariano; Belluso, Elena…[et al.]. International Journal of Mineralogy. No. 2014 (2014), pp.1-6, 6 p.
مقالات
Using Capacitance Sensors for the Continuous Measurement of the Water Content in the Litter Layer of Forest Soil
By: Kominami, Yuji; Jomura, Mayuko; Jones, Davey…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-5, 5 p.
مقالات
Soil Assessment along Toposequences in Rural Northern Nigeria : A Geomedical Approach
By: Gabriel, Marvin; Zhou, Yuanrong; Nayak, Amaresh K.…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-9, 9 p.
مقالات
Variability in the Structure of Planktonic Microalgae Assemblages in Water Column Associated with Posidonia oceanica (L.) Bed in Tunisia
By: Mabrouk, Lotfi; Hamza, Asma; Pakhomov, E. A.…[et al.]. Journal of Marine Sciences. No. 2014 (2014), pp.1-7, 7 p.
مقالات
Biosolids Soil Application : Agronomic and Environmental Implications 2013
By: Corrêa, Rodrigo Studart; Renella, Giancarlo; Valdecantos, Alejandro…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-3, 3 p.
مقالات
County-Scale Spatial Variability of Macronutrient Availability Ratios in Paddy Soils
By: Qu, Mingkai; Li, Weidong; Jones, Davey…[et al.]. Applied and Environmental Soil Science. No. 2014 (2014), pp.1-10, 10 p.
«
1
2
3
4
5
6
7
8
9
10
»