نتایج جستجو برای: plant available water

تعداد نتایج: 1429904  

ژورنال: علوم آب و خاک 2012
محمدرضا مصدقی, , علی‌اکبر محبوبی, , مهناز ختار, ,

This study was conducted to investigate the effect of water salinity and sodicity on pore size distribution and plant-available water of two clay and sandy clay loam calcareous soils. All combinations of water EC values of 0.5, 2, 4 and 8 dS m-1 and SAR values of 1, 5, 13 and 18 (in total 16 solutions) were used to wet and dry the soil samples for five cycles. Then, water retention of the soil ...

Journal: :پژوهش های زراعی ایران 0
بتول مهدوی سید علی محمد مدرس ثانوی مجید آقاعلیخانی مظفر شریفی سید علی علوی اصل

in order to study the effects of water deficit stress and foliar application of chitosan in safflower (carthamus tinctorius l.), a pot experiment was conducted in 2009. experimental design was a randomized complete block in factorial arrangement with three replications. experimental factors were water deficit levels (unstressed (control) and 70% available water depletion from soil (water defici...

ژورنال: انرژی ایران 2020

Biogas is a proven and valuable energy source today for combined production of heat and electricity (CHP). In this paper, a novel CHP system installation based on a 500 kW micro humid air turbine (mHAT) in a wastewater treatment plant (WWTP) is presented and discussed. Furthermore, some considerations regarding an appropriate biogas treatment system and heat recovery module is discussed. The re...

Journal: :علوم گیاهان زراعی ایران 0
حبیبه جهانبخش دانشجوی کارشناسی ارشد گروه زراعت، دانشکدۀ کشاورزی دانشگاه تربیت مدرس، تهران سید علی محمد مدرس ثانوی استاد فیزیولوژی گیاهان زراعی، گروه زراعت دانشکدۀ کشاورزی دانشگاه تربیت مدرس، تهران، بزرگراه جلال آل احمد، پل نصر، دانشگاه تربیت مدرس، دانشکدۀ کشاورزی، گروه زراعت فائزه قناتی دانشیار دانشکدۀ علوم زیستی دانشگاه تربیت مدرس، گروه علوم گیاهی اکبر توکلی دانشجوی کارشناسی ارشد گروه زراعت، دانشکدۀ کشاورزی دانشگاه تربیت مدرس، تهران مهرداد مرادی قهدریجانی دانشجوی کارشناسی ارشد دانشگاه پیام نور واحد کرج مهدی پناهی استادیار گروه آبیاری دانشکدۀ کشاورزی دانشگاه زنجان

water deficit, ultraviolet radiation and carbon dioxide enrichment are the most important environmental factors in global climate change. this research was conducted in tarbiat modares university, research greenhouse and the objective of that was to study the effects of three levels of carbon dioxide (500, 900 and 1300 ppm), uv-radiation (uv-a, b and c with intensity of 18, 25 and 40 µw.cm2 res...

Journal: :journal of agricultural science and technology 2012
hojat emami mohammad reza neyshabouri mahdi shorafa

soil quality is a necessary indicator of land management. different indices are applied to evaluate farming systems, soil types and land uses based on soil quality. the slope of retention curve at its inflection point has been defined as soil physical quality index (si) but the relationships between si and penetration resistance (pr), the least limiting water range (llwr), and available water c...

Gholamali Zare Mahdi Balali Mood, Manssoreh vafaee Massomeh Layegh Mohssen Namaei-Ghassemi Monavar AfzalAghaee Seyed Reza Mousavi Toktam Moghiman,

Objective(s) Herbal waters are extensively used in most parts of Iran including Mashhad. Visiting a patient with total blindness due to daily ingestion of around 200 ml of herbal water (Plant forty water) per day for six months was the rational for methanol determination in all herbal waters available in Mashhad markets. Materials and Methods A total of two hundred and nineteen bottles of he...

Journal: :journal of medicinal plants and by-products 0

artichoke (cynara scolymus l) belongs to asteraceae. a factorial experiment based on the randomized complete block design with three replications was carried using depths of root available water (raw) and sowing time (st) as treatments. leaf length and width, number of leaves per plant and the biomass yield were recorded before laboratory analysis. in laboratory total phenols, total flavonoids,...

2001
Meena Rai Harish Padh

With the advent of our ability to clone and express a foreign gene in the heterologous host, came a remarkable capability to make almost any protein in abundant quantity to be used as therapeutic or diagnostic agents. It quickly led to the realization that proteins made in different hosts are different in many ways, particularly in their post-translation modifications. In this review a variety ...

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