نتایج جستجو برای: mr 1973 study of atriplex canescens planting

تعداد نتایج: 21422044  

Journal: :مرتع و آبخیزداری 0
معصومه عباسی خالکی دانشگاه آزاد اسلامی، واحد کرج، باشگاه پژوهشگران جوان و نخبگان، کرج، ایران محمد جعفری : استاد دانشکدة منابع طبیعی دانشگاه تهران علی طویلی دانشیار دانشکدة منابع طبیعی دانشگاه تهران مهدی معمری : دانشگاه آزاد اسلامی، واحد کرج، باشگاه پژوهشگران جوان و نخبگان، کرج، ایران

to find the effect of atriplex canescens on soil chemical properties, two adjacent areas, each with and area of 1 ha, were selected in hossein abad hapeshloo shahryar. in one area it was planted atriplex canescens in 2003 while the later one without atriplex canescens was considered as control area. to sample soil, random- systematic method was used along 3 transects with a length of 100 m. in ...

One of the methods of biological sand dune stabilization and reclamation of desert, Planting resistant species in areas of bare and covered with dry conditions. One of the plants used for the purpose of is Atriplex canescens . Considering that the successful establishment of plants in arid regions is a prerequisite for the success of the restoration area and since the medium first is where the ...

2017
Gang Yu Jingtao Li Xinhua Sun Yanzhi Liu Xueliang Wang Hao Zhang Hongyu Pan

Plant productivity is limited by salinity stress, both in natural and agricultural systems. Identification of salt stress-related genes from halophyte can provide insights into mechanisms of salt stress tolerance in plants. Atriplex canescens is a xero-halophyte that exhibits optimum growth in the presence of 400 mM NaCl. A cDNA library derived from highly salt-treated A. canescens plants was c...

Journal: :Journal of Range Management 1977

Journal: :desert 2010
f. hamedanian mohamad jafari a. henteh mohamad ali zare chahouki s. dehdari

abstract one basic method of improving rangelands in a country is the use of native as well as exotic species of plants adaptable. among the but introduced species, atriplex canescens has been introduced in many rangelands, but it is important and necessary to consider it’s effects on native species. in the current study the effect of chemical competition (allelopathy) of atriplex canescens on ...

Journal: Desert 2010
a. Henteh f. hamedanian mohamad ali Zare chahouki mohamad Jafari s. Dehdari

Abstract One basic method of improving rangelands in a country is the use of native as well as exotic species of plants adaptable. Among the but introduced species, Atriplex canescens has been introduced in many rangelands, but it is important and necessary to consider it’s effects on native species. In the current study the effect of chemical competition (allelopathy) of Atriplex canescens o...

Journal: :environmental resources research 2014
hamid reza asgari

desertification leads to decrease in the ecosystem c pool and attendant reduction in soil organic carbon (soc). reclamation of sandy land in arid and semi-arid has a high potential to increase carbon sequestration and improving soil quality. our objective as to examine the changes in the soil carbon sequestration and soil properties of two soil layers (0–20 and 20-50 cm) under two types of recl...

Desertification leads to decrease in the ecosystem C pool and attendant reduction in Soil Organic Carbon (SOC). Reclamation of sandy land in arid and semi-arid has a high potential to increase carbon sequestration and improving soil quality. Our objective as to examine the changes in the soil carbon sequestration and soil properties of two soil layers (0–20 and 20-50 cm) under two types of recl...

2016
Ya-Qing Pan Huan Guo Suo-Min Wang Bingyu Zhao Jin-Lin Zhang Qing Ma Hong-Ju Yin Ai-Ke Bao

Atriplex canescens (fourwing saltbush) is a C4 perennial fodder shrub with excellent resistance to salinity. However, the mechanisms underlying the salt tolerance in A. canescens are poorly understood. In this study, 5-weeks-old A. canescens seedlings were treated with various concentrations of external NaCl (0-400 mM). The results showed that the growth of A. canescens seedlings was significan...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گنبد کاووس - دانشکده منابع طبیعی 1393

به منظور بررسی اثرات سطوح مختلف تنش شوری و خشکی در مرحله جوانه?زنی و ‎گیاهچه گونه‎های مرتعی atriplex halimus، atriplex lentiformis و atriplex canescens آزمایشی در قالب طرح کامل تصادفی با پنج سطح خشکی و شوری شامل غلظت های مشخصی از مانیتول و nacl (شاهد، 4، 8، 12 و 16 بار) در سه تکرار اجرا شد. نتایج حاصل از این تحقیق نشان داد که در سطوح شوری سه گونه آتریپلکس قادر به جوانه?زنی بودند اما در تنش?های ...

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