نتایج جستجو برای: weeding at 50 dap produced consistently high yield 3561 kg ha

تعداد نتایج: 5534599  

Journal: :Research on Crops 2022

National rice production continues to be increased meet the needs of food security in Indonesia. But reality, every cultivation always raises problem weed disturbances. One way control weeds can through waterlogging. Waterlogging suppress growth and increase yields. This study was conducted from August 2019-January 2020 at greenhouse conditions, Faulty Agriculture, Universitas PGRI Yogyakarta. ...

Journal: : 2022

Field and laboratory experiments were conducted to assess the response of wheat external auxin application nitrogen. Studied factors in field experiment different concentrations (0, 50, 100 ppm) nitrogen fertilizer 75, 150 kg/ha). In experiment, germination traits produced seeds from maternal plants under treatments assessed. Results showed that no with had higher stem leaf yield than 50 ppm kg...

2013
E. Virtanen Hely Häggman Yeshitila Degefu Anna-Liisa Välimaa Mervi Seppänen Elina Virtanen

In the present study effects of production history on tuber sprout, root, stem development and crop yield of seed potato cultivars Fambo and Van Gogh were investigated in the High Grade Area of Finland (64.9 N, 25.4 E). The haulms of seed potatoes were destroyed at the time of flowering (50 days after planting, DAP), three weeks after flowering (75 DAP) and as a control the haulm was left to na...

Journal: :حفاظت گیاهان 0
کبری اروجی محمدحسن راشدمحصل پرویز رضوانی مقدم مهدی نصیری محلاتی

to study the effect of type and different nitrogen fertilizers on controlling egyptian broomrape, field and greenhouse studies based on randomized complete block with three replications, were conducted at ferdowsi university of mashhad. greenhouse study treatments were consisted of ammonium nitrate, ammonium sulfate and urea each of which applied at four rates (75, 150, 300 and 350 kg/ha). fiel...

Journal: :international journal of advanced biological and biomedical research 2014
leila hejazi ali soleymani

to evaluate the effect of nitrogen fertilizer amounts on grain yield of forage corn in 2012, a pilot was implemented in islamic azad university agricultural research station, isfahan, as a split plot in a randomized complete block design. main plots consisted of four levels: control (no fertilization ) , 50 , 100 and 150 kg per ha nitrogen from urea source and subplots , including several varie...

خزاعی, حمیدرضا, سلیمانی, محمدرضا, شباهنگ, جواد, ضیائی, سیدمسعود, کافی, محمد,

Production of halophytes using saline waters and soils, and feeding livestock with them, is one of the most sustainable ways of desert ecosystems conservation and food production for people living in these areas. A field experiment was conducted at Salinity Research Station, Ferdowsi University of Mashhad, in 2007 to evaluate the effect of planting density and harvesting time on oil and protein...

In order to evaluate the effect of biofertilizers (nitroxin and phosphate barvar2), vermicompost and chemical fertilizers on the quantity and quality traits of sugar beet (Beta vulgaris L.), an experiment was conducted in randomized complete block design (RCBD) with 13 treatments and three replications at Agricultural and Natural Resources Research Station of Miandoab, Iran in 2015. The treatme...

Eskandar Zand Ghorban Noormohammadi Mehdi Minbashi Samaneh Gholami,

To assess the effect of non chemical management of weed control on forage Sorghum (Sorghum bicolor) a field study was conducted in Varamin, Iran during 2010 crop year in a three- replicated- split factorial experiment laid out in randomized complete block design with four weeding levels (W1= one time cultivation at 3-leaf stage using a duck foot cultivator, W2<...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
حبیب اله مظاهری بخش تحقیقات اصلاح و نهال بذر مرکز تحقیقات کشاورزی و منابع طبیعی همدان علی قدمی فیروزآبادی عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی همدان و دانشجوی دکترای دانشگاه کشاورزی و منابع طبیعی ساری سید محسن سیدان عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی همدان

scarcity of irrigation water and decreasing of water resources with suitable quality are the most important limiting factors in the crop production in the most of countries such as iran . therefore research for optimum usage of water and economy in consume water is important policies for growing of production and  the selection of cultivars with less necessity of water can help to matter.so, an...

2013
Md. Nurul Islam

A field experiment was conducted at the Sher-e-Bangla Agricultural University Farm, Dhaka 1207 during the period from December 2008 to April 2009 to study the role of potassium and sulphur on the growth, yield and oil content of soybean (Glycine max var.BARI Soybean-5). The experimental soil was clay loam in texture having pH of 6.3. The experiment included four levels of potassium viz. 0, 20, ...

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