نتایج جستجو برای: without fertilizer and without seed inoculation control

تعداد نتایج: 17064258  

Journal: :The journals of gerontology. Series B, Psychological sciences and social sciences 2000
V A Freedman

OBJECTIVES This study explores the analytic implications of using questions about difficulty with daily activities that do not specify whether to consider assistance. METHODS For 1,054 Asset and Health Dynamics of the Oldest Old Study Wave 2 respondents, we compared responses to questions about difficulty without reference to assistance (ambiguous difficulty) to those about difficulty without...

2016
Medhin H. Kifle Mark D. Laing

Laboratory, greenhouse, and field experiments were conducted at the University of KwaZulu-Natal, Pietermaritzburg, South Africa in the 2010/2011 and 2011∖2012 seasons to study the effects of eight strains of diazotrophic bacteria on the growth and yield of maize. Maize seeds were treated with Bacillus megaterium (V16), Pseudomonas sp. (StB5, A3, A6, and A61), Burkholderia ambifaria (V9), Entero...

Journal: :journal of medicinal plants and by-products 0

in order to investigate the influence of bio- and chemical fertilizers on growth parameters and essential oil of fennel (foeniculum vulgare miller.), an experiment based on randomized complete blocks design with five treatments and three replications was carried out. arbuscular mycorrhizal fungi (strain sebacina vermifera) and phosphate dissolving bacteria (genera peseudomonas) were applied as ...

Journal: :پژوهش های زراعی ایران 0
عیسی مقصودی امیر قلاوند مجید آقاعلیخانی

in recent years, surplus usage of chemical fertilizers and inattention the importance organic matter to improve soil fertility, leading to increasing use of chemical fertilizer, environmental pollution and etc. in order to study the different fertilizer levels (organic, chemical and combined) on yield of grain corn (s.c.704) experiment was conducted at the research farm faculty of agriculture t...

Journal: :علوم گیاهان زراعی ایران 0
فاطمه سعادت دانشجوی کارشناسی ارشد علوم و تکنولوژی بذر، دانشگاه گیلان سید محمدرضا احتشامی استادیار، دانشگاه گیلان جعفر اصغری استاد، دانشگاه گیلان محمد ربیعی محقق، مؤسسة تحقیقات برنج رشت

corn )zea mays l. (is one of the most crop that its forage produce is developed in the country. this field research carried out in order to investigate the effect of seed coating with growth promoting bacteria )azotobacter and pseudomonas (and micronutrients )zn, b, mo, cu, fe and mn (on quantitative and qualitative yield of forage corn )zea mays l. sc. 640 (.the experiment design consisted of ...

Journal: :مدیریت خاک و تولید پایدار 0
پیمان عباس زاده دهجی هیات علمی علی اشرف سلطانی طولارود هیات علمی فرهاد رجالی هیات علمی

abstractin order to investigate the effects of the inoculation with p. putida, r. leguminosarum bv. phaseoli and f. mosseae on yield and nutrient uptake of common bean (phaseolus vulgaris l.), a greenhouse experiment in a completely randomized factorial design with 3 treatment including a: microorganism in four level (no inoculation, p. putida, f. mosseae and mix inoculation of fungi and bacter...

Journal: :پژوهش های زراعی ایران 0
فرشاد ابراهیم‏پور خالد عیدی‏زاده عبدالمجید مهدوی دامغانی محمد رضوانی

in order to study the effects of integrated application of bio-fertilizer and chemical fertilizers on yield and yield components of corn, an experiment was conducted in 2008 in dezful city, (khoozestan province) in a factorial arrangement based on complete randomized block design with four replications. treatments were integrated application of biological and chemical fertilizers in four levels...

Journal: :علوم گیاهان زراعی ایران 0
محیا انصاری جوینی دانشجوی دکتری تهران محمدرضا چایی چی دانشیار دانشگاه تهران سیدمحمدرضا احتشامی استادیار دانشگاه گیلان

to evaluate the effects of biological phosphorous, chemical fertilizers and limited irrigation regime on quantitative and qualitative characteristics of two different grain sorghum cultivars (kimiya and speedeh), this experiment was conducted in research farm of college of agriculture, university of tehran during 2009 growing season. the experimental treatments were arranged as split split plot...

In order to study the effect of adjuvant on nicosulfuron herbicide efficacy improvement in maize weed control under organic fertilizers application, field study was conducted during 2013- 2014 at research field of Ferdowsi University of Mashhad, Iran. Experiment was arranged in completely randomized design with factorial arrangement of treatments with 16 treatments and three replications. Facto...

احتشامی, محمدرضا, امین‌دلدار, زهرا ,

* 1 Department of agronomy and plant breeding, College of Agricultural, University of Guilan, Guilan, Iran *Corresponding Author: [email protected] Abstract: In order to evaluate the effect of Pseuodomonas different strains on nutrients uptake efficacy and rice yield, an experiment was arranged in Rice Researches Institute of Guilan Province (Rasht) during 2009. The experiment...

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