نتایج جستجو برای: 50 and 100 kg n ha

تعداد نتایج: 17059243  

Journal: :پژوهش های زراعی ایران 0
علیرضا کوچکی مژگان ثابت تیموری

in order to investigate the effects of fertilizer types and irrigation regimes on quantitative criteria of three medicinal plants: lavander, rosemary and hyssop, an experiment was conducted at research field of faculty of agriculture, ferdowsi university of mashhad, during two growing years of 2007-2010. a split-split plot design with three replications was used. treatments were three irrigatio...

2015
Manxiang Huang Tao Liang Lingqing Wang Chenghu Zhou

A field experiment was performed from 2003 to 2008 to evaluate the effects of tillage system and nitrogen management regimes on crop yields and nitrate leaching from the fluvo-aquic soil with a winter wheat (Triticum aestivum L.)-maize (Zea mays L.) double-cropping system. The tillage systems consisted of conventional tillage (CT) and no-tillage (NT). Three nitrogen management regimes were incl...

Journal: :Journal of environmental biology 2008
Abass Almodares Reza Taheri Ill Min Chung Majid Fathi

Sweet sorghum is tolerant to high temperature and drought and can be considered as an alternative crop to sugar beet and maize in Iran. In this study, the effects of nitrogen and potassium fertilizers on growth parameters including stem height, stem diameter, stem fresh weight, total fresh weight; carbohydrate contents including total sugar, brix value, sucrose content and purify; and juice ext...

 This study was designed and conducted to investigate on physiological growth indices and photosynthetic pigments in three maturing corn (Zea mays L.) hybrids (SC704, SC500, and SC260) using four nitrogen (N) levels (0, 80, 160, and 240 kg N ha-1, from Urea, N= 45%). The experiments were conducted in Zabol and Isfahan in 2014 and 2015, respectively, using the split-plot arrangement in a randomi...

Journal: :International Journal of Enviornment and Climate Change 2023

The field experiment was conducted during Zaid season 2021-22 at Crop Research Farm, Department of Agronomy, Sam Higginbottom University Agriculture, Technology and Sciences, Prayagraj (U.P). soil the plot sandy loam in texture, nearly neutral reaction (pH 7.2), low organic carbon (0.48%), available N (171.48 kg/ha), P (13.6 kg/ha) K (215.4 kg/ha). treatments consisted three levels Gibberellic ...

2011
Kaushik Chakraborty

To determine the effect of inorganic N fertilizer on the incidence of yellow stem borer (YSB), Scirpophaga incertulas Walker and on grain yield, yield attributes and bio-chemical characters of local paddy cultivar Tulaipanji, a field experiment for three consecutive years (2007-2009) was carried out by randomized block design in pesticide untreated field. Treatments comprised of seven different...

To investigate the effects of chemical, organic and biological fertilizers application on the quantitative and qualitative characteristics of seedless barberry (Berberis vulgaris cv. Asperma) an experiment was conducted as split plot randomized complete block design with three replications in commercial garden in Qaen during 2016. Main-treatments comprised four application type of fertilizer (1...

The use of organic and biological fertilizers is important for achieving sustainable agriculture, reducing the application of chemical fertilizers and the production of healthy crops. A greenhouse experiment was carried out to study the effects of vermicompost, Nitragin, and nitrogen on some growth parameters of strawberry (Fragariaananassa Duch. cv. Aromas). Treatments were arranged in a facto...

Journal: :علوم باغبانی 0
رضا برادران محسن شخمگر غلامرضا موسوی الیاس آرزمجو

to study the effects of irrigation interval and nitrogen level on yield and yield components of fenugreek medicinal plant, an experiment in split plot arranged in randomized complete block design with three replications conducted at the azad university of birjand in 2009. treatments included; irrigation intervals (4, 8 and 12 day) as main plot and nitrogen fertilizer (none fertilizer, 50, 100 a...

Journal: :علوم گیاهان زراعی ایران 0
آرش محمدزاده دانشجوی کارشناسی ارشد پردیس کشاورزی و منابع طبیعی، دانشگاه تهران ناصر محنون حسینی استاد پردیس کشاورزی و منابع طبیعی، دانشگاه تهران حسین مقدم استادیار پردیس کشاورزی و منابع طبیعی، دانشگاه تهران مهدی اکبری دانشیار موسسه تحقیقات فنی و مهندسی کشاورزی

to study the effects of different levels of water stress and nitrogen fertilizer on seed yield and yield components of two common bean genotypes (phaseolus vulgaris), an experiment in a split plot factorial based on crbd with four replications was conducted at the research farm of university of tehran (karaj-iran) in 2010. water stress treatments as the main factor included normal irrigation (6...

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