نتایج جستجو برای: shoot and root dry weight when compared to control although

تعداد نتایج: 18517000  

Journal: :مرتع و آبخیزداری 0
میثم شفیعی کارشناس ارشد اصلاح نباتات، دانشگاه آزاد اسلامی، واحد بروجرد محمد علی علیزاده استادیار مؤسسة تحقیقات جنگل ها و مراتع کشور علی اشرف جعفری استاد مؤسسة تحقیقات جنگل ها و مراتع کشور، رئیس بانک ژن کشور

in order to study, the effect of pre-cooling treatment, osmotic potential and water stress on some population of two species of satureja bachtiarica and satureja sahendica was studied by a factorial experiment based on completely randomized design with three replications in laboratory and greenhouse conditions during one year in the gene bank of institute of forests and range lands by the years...

Journal: Desert 2020
A. Fotovat F. Kazemi, M. Jozay

Application of green walls still has not attracted interest among the contractors and people, and this can be due to poor growing performance of the plants on these systems. This study investigated the effect of four growing media types (30% cocopeat + 65% perlite + 5% vermicompost, 30% soil + 65% perlite + 5% vermicompost, 30% mushroom compost + 65% perlite + 5% vermicompost and regular soil a...

2014
Li Ling Jiang Jiafeng Li Jiangang Shen Minchong He Xin Shao Hanliang Dong Yuanhua

Effects of cold plasma treatment on soybean (Glycine max L. Merr cv. Zhongdou 40) seed germination and seedling growth were studied. Seeds were pre-treated with 0, 60, 80, 100 and 120 W of cold plasma for 15 s. Results showed that plasma treatments had positive effects on seed germination and seedling growth, and treatment of 80 W had the highest stimulatory effect. Germination and vigor indice...

Journal: :علوم باغبانی 0
حسین مردانی حسن بیات مجید عزیزی

abstract application of salicylic acid (sa) as a phytohormone has been increased due to its role in plant tolerance to environmental stresses such as drought. the main goal of this experiment was to evaluate the effects of sa on morphological and physiological characteristics of cucumber seedlings under drought stress. a factorial experiment based on completely randomized block design was condu...

تدین, محمودرضا, شکری, شعله,

In order to investigate the effect of different nutrient solutions on yield and potato minituber production under aeroponic and hydroponic culture, a split-plot experiment based on completely randomized design with three replications was carried out in 2015. The main factor was culture medium (aeroponic and hydroponic) and the sub-factors consisted of nutrient solution (control, Etazu, Etazu+ h...

Journal: :علوم باغبانی ایران 0
حسین محمدی دانشجوی سابق کارشناسی ارشدپردیس کشاورزی ومنابع طبیعی دانشگاه تهران لیلا تبریزی استادیار پردیس کشاورزی ومنابع طبیعی دانشگاه تهران رضا صالحی استادیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران

the effect of different ratio of vermicompost (0, 10, 20, 30, 40 & 50 %) in two type of substrate (coco peat and coco peat-perlite (50:50 v:v)) on growth characteristics of gooseberry (physalis peruviana l.) seedling was investigated in research greenhouse of university of tehran, in 2013. a factorial experiment based on completely randomized design with four replications was carried out. crite...

Salinity stress is an important challenge for wheat production in the world. Plant growth promoting rhizosphere bacteria, isolated from halophytic plants, can increase the tolerance of crop plants to salinity by direct and indirect mechanisms. In this study, plant growth-promoting traits of bacterial strains (Bacillus safensis, Bacillus pumilus and Zhihengliuella halotolerans), isolated from th...

Journal: :علوم باغبانی ایران 0
بختیار شکری دانشجوی سابق کارشناسی ارشد، گروه علوم باغبانی، دانشگاه کردستان ناصر قادری استادیار گروه علوم باغبانی، دانشگاه کردستان تیمور جوادی استادیار گروه علوم باغبانی، دانشگاه کردستان

this experiment was conducted to study the effect of plastic mulch on the growth and some physiological characteristics of two strawberry cultivars (paros and queen elisa) under drought stress. a factorial experiment was performed based on randomized complete block design with four treatments, including mulch, without mulch, normal irrigation (control) and deficit irrigation (-10 bar) with thre...

Journal: :Bioresource technology 2009
C Arriagada E Aranda I Sampedro I Garcia-Romera J A Ocampo

The presence of high concentrations of arsenic (As) decreased the shoot and root dry weight, chlorophyll and P and Mg content of Eucalyptus globulus colonized with the arbuscular mycorrhizal (AM) fungi Glomus deserticola or G. claroideum, but these parameters were higher than in non-AM plants. As increased the percentage of AM length colonization and succinate dehydrogenase (SDH) activity in th...

لعیا راثی‌پور, , ناصر علی‌اصغرزاده, ,

Certain microorganisms in soil have phosphate solubilizing ability. Phosphorus has an important role in plant nutrition and N2 fixation in legumes. The interactive effect of three phosphate solubilizing bacteria (PSB) and Bradyrhizobium japonicum on yield and N, P, K uptake and nodulation of soybean root (Glycin max L. CV. Harcor) was studied under greenhouse conditions. In greenhouse experimen...

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