نتایج جستجو برای: sarakhs
تعداد نتایج: 91 فیلتر نتایج به سال:
In a greenhouse experiment aimed to compare drought resistance, photosystem II efficiency was evaluated using chlorophyll fluorescence parameters and chlorophyll content of four pistachio (Pistacia vera L.) rootstocks based on a completely randomized design (CRD) as factorial with drought treatment (PEG + Hoagland solution) at four levels (0, -0.5, -1 and -2 MPa) and four pistachio rootstocks(A...
The Universal Thermal Climate Index (UTCI) addresses these shortcomings by using an advanced thermo-physiological model. The aim of this study was to investigate and prepare zoning of thermal comfort condition using UTCI. Meteorological data including temperature, wind speed, cloudiness and relative humidity were obtained on a daily time scale from 10 synoptic stations during (2004-2013) period...
Thirty genotypes of pistachio cultivars and related species were evaluated for genetic diversity using three polymorphic isozymes, i.e. Esterase, Peroxidase and Malate dehydrogenase. Young leaves of pistachio were crushed with extraction buffer containing: 20% sucrose, 0.01 M dithiothretiol, 2% polyethylene glycol, and 8% polyvenyl polypyrollidone. Samples were analyzed using isoelectric focuss...
parameters recognize different area weather and climatic and effect on the plants one of the best important effect elements is increase products yield. agro climatic study can state area ability and maximum exploit its. the aim of this research is, recognizing of the ability ecologic potential in different areas for cultivating brassica napus in regard to climatic temperature needs in khorasan ...
abstract the pythium spp. are known as the principle agents of seedling blight, damping-off and root rot of cucurbits. this study was performed for determination of pythium species involved in this diseases as well study their pathogenecity on different cucurbits. the numerous samples were taken at cultivation seasons 2006- 2007 from the fields of cucumber, tomato, egg plant, muskmelon, cucurbi...
this paper is a brief review of what has been carried out on the epidemiology of coetaneous leishmaniasis in mashad research station during the period 1964 through 1967. according to these studies; nine different foci of the disease exist in the province of khorassan. the disease is of urban type in the city of mashad and of rural type in sarakhs and lotfabad areas. the epidemiological type of ...
Background: Based on researches done in recent decades, there are several therapeutic approaches to increase self-esteem and achievement motivation of students. Among these methods, we can refer to cognitive-behavioral therapy. The purpose of this research is assessment of effectiveness of cognitive-behavioral group training on self-esteem andachievement motivation of students. Methods: The re...
این مطالعه با هدف شناسایی ترکیبهای شیمیایی، بررسی اثرات آنتیاکسیدانی، ضدمیکروبی و سمّیت سلولی اسانس حاصل از برگ پسته (Pistacia vera L. var. Sarakhs) در قالب طرح کاملاً تصادفی انجام شد. ترکیبهای موجود در اسانس با استفاده از گاز کروماتوگرافی جرمی (GC-MS) تعیین شدند و شامل 28 ترکیب بودند که 98.28% از کل ترکیب اسانس را شامل شد. بخش اعظم این ترکیبها روغنهای اسانسی هیدروکربنه (48.8%)، سزکوئیترپن...
تغییرات جمعیت اسپورهای قارچی میکوریز وزیکولار- آربوسکولار در خاک جنگلهای طبیعی پسته در استان خراسان
In order to investigate variations of spore population, root colonization and also to determine mycorrhizal symbiosis in the root and rhizosphere of Pistachio trees (Pistacia vera) in natural forests, two study stations in Kalat (Chachaeh) and Sarakhs (Shorlogh) regions were selected. Sampling from soil and root of the trees were taken from under the canopy and from a depth of 30 cm. On a month...
The aim of this research was evaluate the seedling behavior of among Pistacia species can be used as rootstock in pistachio. Differences in stem diameter were observed among the species. The thickest stems were developed by P. atlantica (5.67 mm), P. vera cv. ‘Qazvini’ (25.47mm) and ‘Badami-e-Riz-e-Zarand’ (5.13 mm) whereas the thinnest stems were measured in P. atlantica subsp. kurdica (3.48 m...
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