نتایج جستجو برای: and total biomass

تعداد نتایج: 16884253  

A. Ganjian, A. Roohi H. Fazli K. Yahya M. Vahedi S. M. V. Farabi W. O. Wan Maznah

 Seasonal distribution of species composition, cell abundance and biomass of phytoplankton of the Caspian Sea were investigated in 2005. This survey were fulfilled in 6 transects and 26 stations A total of 260 samples were collected during winter to autumn in the southern part of Caspian Sea. Totally, 163 species of phytoplankton were identified (71 species Bacillariophyta, 31 species Chlorophy...

Journal: :پژوهش های زراعی ایران 0
طیبه نژادحسینی علیرضا آستارایی رضا خراسانی حجت امامی

a field study was conducted in qaen region using complete randomized blocks with three replications to study the effect of organic manure, zinc and boron on yield and yield components of millet and grain chemical composition. the treatments included factorial arrangement of municipal solid waste compost and cow manure (each at 25 ton ha-1), zn (0, 50 kg ha-1) and b (0, 10 kg ha-1) by using thei...

To evaluate the effect of herbicide band application and cultivator on weed control, yield and yield components of potato, an experiment was conducted using factorial arrangement based on randomized complete block design (RCBD) with four replications at Research Field of Ferdowsi University of Mashhad, Mashhad, Iran during 2015. Experimental factors included cultivator at two levels (with and w...

Journal: :international journal of advanced biological and biomedical research 2014
zahra heidari mohammad javad nazari deljou

objective: the inoculation of substrates with arbuscular mycorrhizal fungi (amf) is one of the most important effective strategies applied and one of the aims of sustainable agriculture. methods: this experiment was conducted to evaluate the effects of amf inoculation (0, 2.5, and 5 w/w) on morpho-physiological traits such as flower and root dry weight, water-use efficiency and antioxidant capa...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم 1393

in this thesis, structural, electronical, and optical properties of inverse pervskite(ca3pbo) in cubic phase have been investigated.the calculation have been done based on density functional theory and according to generalized gradiant approximate (gga) as correlating potential. in order to calculate the configurations, implementing in the wien2k code have been used from 2013 version. first of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1390

the aim of this study is to examine the difference between the introverts and extroverts in preferred advice-giving style. furthermore, it explores the difference between l1 (persian) and l2 (english) regarding the giving of advice for the extroverts and introverts separately. it investigates whether an extrovert or introvert gives advice in the same manner in his l1 (persian) and l2 (english) ...

ژورنال: علوم آب و خاک 2007
جواد نوری اظهر, , پرویز احسان‌زاده, ,

Defining interrelationship of growth analysis factors and yield of crop plants is important in the field crop production practices. This research was aimed at studying growth factors and grain yield of five maize hybrids, consisting of S.C.704, S.C.700, S.C.647, S.C.604, and S.C.301, using two 4-replicate RCBD experiments in Isfahan, in Summer 2004. While one experiment was irrigated normally, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1390

educational researchers have provided evidence that teachers’ emotional intelligence has strong effects on various aspects of teaching and learning. yet, in the field of teaching english to speakers of other languages (tesol), inquiry into teachers’ emotional intelligence is nearly limited. given its documented powerful impact on teaching practices and student learning, it is critical to pursue...

ژورنال: علمی شیلات ایران 2011
بنگ می, خیا, حسینی, محمد رضا, خواجه, سلیمه, قرنجیک, بایرام محمد, واین, مایکل, کیانمهر, هرمزدیار,

Monthly sampling of red algae was carried out from April 2005 to March 2006 in Chabahar coasts (southestern of Iran) along Sistan & Baluchistan province coastal waters. We considered monthly periods of maximum tide according to tide tables. Then seaweed growth area in intertidal zones was determind through GPS, GIS and satellite imagery. Monthly sampling was conducted on a number of transects w...

Journal: :تحقیقات آب و خاک ایران 0
مهدی قیصری استادیار گروه مهندسی آب دانشکدة کشاورزی دانشگاه صنعتی اصفهان، اصفهان ـ ایران محمد مهدی مجیدی دانشیار گروه مهندسی زراعت و اصلاح نباتات دانشکدة کشاورزی دانشگاه صنعتی اصفهان، اصفهان ـ ایران محمد جواد زارعیان دانشجوی دکتری آبیاری و زهکشی دانشکدة کشاورزی دانشگاه صنعتی اصفهان، اصفهان ـ ایران سید مجید میرلطیفی دانشیار گروه آبیاری و زهکشی دانشکدة کشاورزی دانشگاه تربیت مدرس، تهران ـ ایران حمزه دوکوهکی دانشجوی سابق ارشد آبیاری و زهکشی دانشکدة کشاورزی دانشگاه صنعتی اصفهان، اصفهان ـ ایران سمیه امیری دانشجوی سابق کارشناسی مهندسی آب دانشکدة کشاورزی دانشگاه صنعتی اصفهان، اصفهان ـ ایران

this study was conducted to investigate the effects of applying deficit irrigation on aboveground biomass, leaf area and root biomass for maize hybrid 704 single-cross. experimental treatments included 4 different irrigation levels, 5 growth stages with three replicates in a completely randomized factorial statistical design. aboveground biomass, leaf area and root biomass in 4 longitudinal sec...

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