نتایج جستجو برای: 1 root yield

تعداد نتایج: 2996569  

2007
J. N. CARTER C. H. PAIR D. T.

For maximum sucrose production by sugarbeets (Beta vulgaris L.) in southern Idaho, the available soil nitrogen (N) level should be highest during early July, when the plant N uptake (N u p) rate is highest, and lowest by the latter part of August ( 1, 12r. Inadequate N during the early growth stages limits root and sucrose yield, whereas excess N stimulates top growth, increases root impurities...

Journal: :چغندرقند 0
عبدالمحمد دریاشناس مربی پژوهشی مؤسسه تحقیقات خاک و آب

plant analysis is successfully used in monitoring nutritional status, recommending fertilizer rates and types, and maximizing fertilizer efficiency in sugar beet. diagnosis and recommendation integrated system (dris) is a comprehensive approach which does not have limitations of the critical value approach (cva) and sufficiency range approach (sra). over- dose application of fertilizer increase...

Chloride is an essential micronutrient for plants growth however it accumulates in large amounts in tobacco plants rapidly. To evaluate the effects of chloride concentrations in irrigating water on yield and growth indices of tobacco plant which has an important economic value, an outdoor pot experiment was established in completely randomized design during 2010 crop year at Guilan Tobacco Rese...

Journal: :پژوهش های زراعی ایران 0
رضا صدرآبادی حقیقی شهرام امیرمرادی علیرضا میرشاهی

in order to study of yield, growth index and physiological traits in spring sugar beet genotypes with delayed planting date, a field experiment was carried out in chenaran in khorasan razavi province in the east of iran in 2008 cropping season. for this experiment a complete randomized block design with 4 replications and 6 treatments was used. the experimental treatments were six improved vari...

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
m ghorbanpour department of medicinal plants, faculty of agriculture and natural resources, arak university, arak, 38156-8-8349, iran fax: +98-861-2761007. tel: +98- 911- 3927299 r ghafarzadegan pharmacognosy & pharmaceutics department of medicinal plants research center, institute of medicinal plants, acecr k khavazi department of soil biology, soil and water research institute m hatami department of horticultural sciences, faculty of agriculture, guilan university

background: plants infection with microorganisms as well as physical factors such as osmotic stresses especially drought stress induced particular secondary metabolite production. objective: plant root and shoot hyoscyamine (hyo) and scopolamine (sco) variations were investigated under three water deficit stress (wds) levels as 30 (w1), 60 (w2) and 90 % (w3) water depletion of field capacity an...

رضائی, عبدالمجید , صبوری, حسین , مؤمنی, علی ,

In order to study the genetic diversity of 75 Iranian rice genotypes (45 Iranian land race, 25 improved cultivars, and 5 exotic cultivars) with respect to their salinity tolerance at seedling stage and to determine tolerance indices, based on biomass, genotypic code and Na+/K+ ratio a factorial experiment in randomized complete block design with three replications was conducted under control an...

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
m ghorbanpour department of medicinal plants, faculty of agriculture and natural resources, arak university, arak, 38156-8-8349, iran tel & fax: +98-863-2761007 h asgari lajayer department of soil science, faculty of agriculture, university of tabriz, tabriz iranسازمان اصلی تایید شده: دانشگاه اراک (arak university) j hadian medicinal plants and drugs research institute, shahid beheshti university, tehran, iranسازمان اصلی تایید شده: دانشگاه تبریز (tabriz university)

background: biosynthesis and metabolism of phytochemicals in medicinal and aromatic plants are vigorously affected by different abiotic elicitors including chemicals. objective: this experiment was designed to investigate the effects of three levels of copper sulfate (cu: 0, 5, 25 mg kg-1) and zinc sulfate (zn: 0, 10, 50 mg kg-1) and their combinations on yield, chemical compositions of essenti...

Journal: :International Journal of Enviornment and Climate Change 2023

A trial was conducted at the Horticulture Research Farm (HRF), Department of Horticulture, Naini Agricultural Institute, SHUATS, Prayagraj, Uttar Pradesh during winter 2022 to study “Response NPK and Organic Manures on Growth Root, Yield Carrot (Daucus carota L.) cv. Nantes”. Results revealed that treatment T2 100% emerged as superior over all other combination in terms Plant height 59.05 cm, F...

Journal: :چغندرقند 0
کیوان فتوحی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان غربی

water is one of the most important restrictive factors in crop production. therefore, optimum use of water resources in line with sustainable agriculture is mandatory. in this research the effects of different amounts of allowed soil water depletion at various growth stages of root sugar beet and its effect on qualitative and quantitative characters of the crop were studied. the experimental de...

Journal: :حفاظت گیاهان 0
حمید افضل نیا علیرضا قائمی محمد بازوبندی علیرضا باقری

an experiment was conducted to evaluate the efficacy of clopyralid mixed with other herbicides weeds and sugar beet (beta vulgaris) in 2008 at experimental field of research center of agricultural and natural resources research center of khorasan razavi. experimental design was completely randomized block with three replications. treatment were included doses of 350 and 500 ml.ha-1 clopyralid i...

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