نتایج جستجو برای: and 1 m nh4oac methods in evaluating plant k availability

تعداد نتایج: 22182548  

پایان نامه :0 1374

the following null hypothesis was proposed: h : there is no significant difference between the use of semantically or communicatively translates scientific texts. to test the null hypothesis, a number of procedures were taken first, two passages were selected form soyrcebooks of food and nutrition industry and gardening deciplines. each, in turn, was following by a number of comprehension quest...

Journal: :IOP conference series 2023

Abstract The warming phenomenon is one of the most difficult challenges times. Agricultural waste decomposition contributes to global due increase in greenhouse gases. Carbon sequestering used reduce gases mitigate phenomenon. Applying biochar important tools for carbon soil hundreds thousands years. Paper aims produce olive stone (OSB) and apply it soils study its effect on properties status K...

Journal: :research journal of pharmacognosy 2014
m. hamzeloo-moghadam b. eslami tehrani a. pirani a. hassanpour s. esmaeili

background and objectives: there is a growing trend towards investigating natural products as sources of compounds with biological effects and many researches have been carried out in order to find effective medications against many diseases. cancer is no exception and studies focusing on evaluating the effects of different materials on dna, give valuable information in cancer researches and ca...

2001
Morteza Mozaffari Michael P. Russelle Carl J. Rosen Edward A. Nater

Ash application influences availabilities of plant micronutrients either directly through addition of its miEnergy generation from biomass is an environmentally sound altercronutrients constituents or indirectly through the modinative to other energy producing technologies. Pilot studies have indicated that alfalfa (Medicago sativa L.) is a suitable feedstock for fication of soil pH. Increased ...

In the present study, the effect of foliar application of methyl jasmonate (MeJA) (0, 50, 100, and 200 µM) and salt stress (2 (non-stress), 4 and 8 dS m-1) on the improvement of salinity stress tolerance in narcissus was studied in the Research Greenhouse, Islamic Azad University of Isfahan (Khorasgan) during 2019-2020. In this research, a pot experiment was conducted, as factorial based on ran...

Journal: :بوم شناسی کشاورزی 0
فریده اکبری کامبیز پوری بهنام کامکار سیّد مجید عالیمقام

crop residues management is one of the most important factors to sustain agro-ecosystems. application of plant residues as organic fertilizers has functional role on the amount of soil elements, their availability for crops and finally yield obtained. in order to investigate the effect of different crop residues and their management on providing wheat potassium requirement, a four-replicated fi...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - دانشکده مهندسی برق و الکترونیک 1393

a novel ultra wideband microstrip bandpass filter using radial stub loaded resonator and interdigital coupled lines is presented in this paper. the radial stub loaded resonator and decagonal patch form a resonator named m to create tuneable multiple notches in the passband for suppression wlan interference. to realize sharp roll-off, two adjustable transmission nulls are located at the lower an...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده پزشکی 1390

nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده فیزیک 1390

in this thesis, barium ferrite nano particles were prepared by sol-gel method. their structural and magnetic properties of samples have been investigated using thermo gravimetric analysis (tg-dta), x-ray powder diffractometer (xrd), fourier transform infrared (ftir), scanning electron microscopy (sem), field emission scanning electron microscopy (fesem), ac susceptometer, vibrating sample magne...

Journal: :بوم شناسی کشاورزی 0
ناصر جعفرزاده علیرضا پیرزاد هاشم هادی

introduction growth analysis has been widely used in breeding programs to identify the important plant developmental phases and components related to higher yield under a particular set of environmental conditions. castor bean (ricinus communis l.) is an important commercial crop. castor oil based by products is used in manufacturing of several commercially important commodities like surfactant...

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