نتایج جستجو برای: growth stage

تعداد نتایج: 1139719  

بهمن زیاری, هدی , حقیقی, مریم , خوشگفتارمنش, امیرحسین , سنایی استوار, آزاده , شیروانی, مهران ,

Nickel (Ni) is necessary for plants at low concentrations but excess Ni has toxic effects on plant growth. In this research, the effects of different Ni levels (0, 50, 100 and 200 µM from NiCl2) on leaf antioxidative response of two cucumber cultivars (Cucumis sativus L. cvs. Super Dominus and Negin) supplied with NH4NO3 as nitrogen source in nutrient solution was investigated. The results show...

Journal: :مجله پژوهش های اکوفیزیولوژی گیاهان زراعی 0

mosud iqbal1*, gkm mustafizur rahman2, gm panaullah1, m mizanur rahman2 and  jatish chandra biswas1 1 -soil science division, bangladesh rice research institute, gazipur-1701, bangladesh 2 -department of soil science, bangabandhu sheikh mujibur rahman agricultural university, salna, gazipur-1706, bangladesh *corresponding author email: [email protected], [email protected] received: 20 jun...

Journal: :desert 2011
h arzani z ahmadi h azarnivand m.r. bihamta

for determination of grazing capacity, information of forage quality is essential which is influenced by various factors. the main objective of this research was investigation on effects of species, phenological stages, and life form on values of forage quality indices of six range species. species were two grasses (bromus tomentellus and dactylis glomerata), two forbs (ferula ovina and coronil...

Journal: :علوم باغبانی 0
کامبیز مشایخی حسین صادقی وحید اکبرپور صادق آتشی یوسف قاسمی سیدجواد موسوی زاده

carbohydrate flow between vegetative and reproductive parts of trees is one of the determining factors of yield and fruit quality. therefore, it varies during different times of growth season. the aim of this study was to investigate the carbohydrate content variation during growth season between leaf and fruit of nectarine. so, eight nectarine trees cv. red gold selected randomly in the orchar...

Journal: :پژوهش های حبوبات ایران 0
فریده سادات حسینی احمد نظامی مهدی پارسا کمال حاج محمدنیا قالی باف

supplementary irrigation is a key factor in dryland production of lentil (lens culinaris medik.). in order to study the effects of supplementary irrigation on phenological and morphological characters of three lentil (lens culinaris medik.) cultivars, a trial carried out as split block based on randomized complete block design with three replications at research field of agricultural college, f...

بابائیان جلودار , نادعلی , باقری, نادعلی , کامروا, سمیه,

Soybean (Glycine max) is sensitive to drought stress, and increasing its yield, requires the selection of tolerate varieties which are adapted to semiarid or low water climates of Iran. In this research, the experiment was performed based on a factorial completely randomized design with three replications at 2013. Experimental factors were consisted of 8 genotypes of soybeans and 6 levels of dr...

C.O Anyaeche

This paper presents an analytic procedure for the value added to different production levels with different policy options. The approach is stochastic and thus provides a framework for informed decision-making on productivity growth under uncertainty conditions. The model was applied to data collected from a firm and re-sults recommend that the firm should redevelop if in diversification and sy...

Ali Gholami, Alireza Jafarnejadi, Alireza Shokohfar Ebrahim Panahpor Khoshnaz Payandeh,

This research was conducted to evaluate the trend of cadmium accumulation in wheat tissue and cultivated soil affected conventional cropping systems and different growth stage via split plot experiment based on randomized complete block design with three replications during 2014-2015 seasonal year. The main factor included two cropping systems (wheat-rice, fallow-wheat) and growth stage at thre...

Journal: :مدیریت صنعتی 0
محمود فیروزیان دانشگاه آزاد اسلامی، واحد کرج، ایران عزت الله اصغری زاده دانشکده مدیریت دانشگاه تهران سید احمد امامی العریضی مدیریت کارآفرینی دانشگاه تهران، ایران

small and medium size firms have major influence on job creation. some researchers, believe most of the new jobs are created in existed firms rather than newly established ones. growth management, could be the most important tactic for the firms future success. although it has many advantages for the firm, growth process faces some challenges. in this research, these challenges were identified,...

ژورنال: علوم آب و خاک 2007
حسن فرح بخش, , علی اکبر مقصودی مود, , محدثه شمس الدین سعید, ,

In order to study the effects of salinity on germination, vegetative growth and some physiological characteristics of canola cultivars, two experiments were conducted at Research Station of Agricultural College of University of Kerman in 2004. The experimental design was a Completely Randomized Block with four replications. Treatments comprised all combinations of different levels of three fact...

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