نتایج جستجو برای: concentration 3 concentration were considered in pot condition
تعداد نتایج: 17409387 فیلتر نتایج به سال:
current studies in second language (l2) learning have revealed the positive role of corrective feedback (cf) in both oral and written forms in different language features. the present study was an attempt to investigate the effect of both direct and indirect written corrective feedback (wcf) on the use of grammatical collocations in l2 writing. the study also sought to examine whether the effec...
The Eff icacy of Resistance Inducing Agents for the Control of Sunflower Broomrape (Orobanche cumana
The resistance inducing agent 1, 2, 3-Benzothiadiazole-7-carbothioic acid S-methyl ester (BTH) has been demonstrated in triggering defence reactions in crop plants against bacterial, fungal and viral pathogens but also against parasitic weeds of the genus Orobanche. In this study, pot experiments were conducted under greenhouse conditions to evaluate the efficacy of different concentrations of ...
in this thesis, we exploit a simple and suitable method for immobilization of copper(ii) complex of 4?-phenyl-terpyridine on activated multi-walled carbon nanotubes [amwcnts-o-cu(ii)-phtpy]. this nanostructure was characterized by various physico-chemical techniques. to ensure the efficiency and fidelity of copper species, the implementation of three-component strategies in click-chemistry all...
This study was accomplished to examine the efficiency of natural zeolite in preventing acute toxicity of total ammonia to Huso huso. The study was performed using Water Static Method in 96 hours. Fish averaged 46 ? 5 g in weight and 22 ? 4 cm in total length were exposed to four different concentrations (15, 30, 50, 75 mgL-1) of ammonia and a group was considered as control. Under stable condit...
Root-knot nematode, Meloidogyne incognita, is the major limiting factor in tomato production in many regions of the world including Ethiopia. For its management, different plant species (botanicals) are being tried in different forms as an alternative to nematicides. The nematicidal potential of baker tree (Milletiaferruginea), bitter leaf (Vernonia amygodalina), parthenium (Parthenium hysterop...
This study aimed to develop an oral delivery system using clay-based organic-inorganic hybrid materials to improve the bioavailability of the drug, flurbiprofen, which is poorly soluble in water. 3-aminopropyl functionalized magnesium phyllosilicate (AMP clay) was synthesized by a one-pot direct sol-gel method, and then flurbiprofen (FB) was incorporated into AMP clay (FB-AMP) at different drug...
the purpose of this study was to investigate the relationship between teachers’ class management practices with students’ self- regulated learning and academic self-efficacy. in this study relating to the management class, three dimensions, (training management, people management and behavior management) and three style (interventionist, interactionist and non-interventionist) was considered. r...
In order to study the effects of biofertilizers on yield quantity and quality of Capsicum annuum L., an experiment was conducted in completely randomized block design with three replications in 2011. All plants were treated before transplanting in pots in greenhouse condition by biological fertilizers including nitroxin and biophosphates. Treatments included 3 concentrations of nitroxin (1:3, 1...
in recent decades, phytoremediation is one of the methods which has been a lot of attention. in this process by using of green plants can be removing or eliminate pollutants from water, soil and sediments. therefore, to achievement the objective, this experiment was done in pot culture using completely randomized design with different levels of cadmium concentrations (cdcl2.h2o) including 0, 5,...
abstract paclobutrazol is one of the most important triazolic compounds which are used as growth retardants in some crops. in this study, the effect of application methods and concentration of paclobutrazol on plant height of tuberose and possibility of pot production was investigated. in the first experiment, tuberose bulbs were soaked in 0, 25, 50, 75 and 100 mg.l-1 paclobutrazol for 10, 20 a...
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