بهینه سازی مدیریت نیتروژن کودی گندم در گرگان: مقدار و زمان مصرف کود نیتروژن

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پاسخ کارایی مصرف نیتروژن و برخی صفات زراعی گندم زمستانه به مقدار، زمان و روش مصرف نیتروژن

به منظور بررسی پاسخ کارایی مصرف نیتروژن و برخی صفات زراعی گندم زمستانه به مقدار، زمان و روش مصرف کود نیتروژن این آزمایشی در سال زراعی 90-1389 در مزرعه آموزشی تحقیقاتی دانشگاه پیام نور اراک به صورت فاکتوریل سه عاملی در قالب طرح بلوک‌های کامل تصادفی با سه تکرار انجام شد. عامل اول زمان مصرف کود اوره در سه سطح شامل (مصرف نصف کود در زمان کاشت + مصرف نصف کود در مرحله پنجه‌دهی)، (مصرف نصف کود در مرحله...

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اثر مقدار و زمان مصرف کود نیتروژن برعملکرد و اجزا عملکرد برنج در اصفهان

In order to study the effects of rate and time of nitrogen application on vegetative characters, i.e., yield and yield components of rice (Zayandeh-rood variety), an experiment was conducted at Isfahan University of Technology research farm during summer 1996. Four N rates including (60, 90, 120 and 150 KgN/ha) and four splitting form (1- all N applied before transplanting 2- 1/3 N applied befo...

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اثر مقدار و زمان مصرف کود نیتروژن برعملکرد و اجزا عملکرد برنج در اصفهان

In order to study the effects of rate and time of nitrogen application on vegetative characters, i.e., yield and yield components of rice (Zayandeh-rood variety), an experiment was conducted at Isfahan University of Technology research farm during summer 1996. Four N rates including (60, 90, 120 and 150 KgN/ha) and four splitting form (1- all N applied before transplanting 2- 1/3 N applied befo...

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اثر میزان و زمان مصرف کود نیتروژن بر تجمع و کارایی انتقال مجدد نیتروژن در برگ پرچم دو رقم گندم

Understanding the nitrogen remobilization by plant, in order to obtain cultivars with higher quality, has specific importance in plant physiology. In this experiment, a bread and a durum wheat cultivar, were treated with different rates and times of nitrogen application, by using split factorial on the basis of randomized complete block design with three replications at Shiraz region during 200...

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تأثیر مقدار و زمان مصرف کود نیتروژن بر عملکرد و برخی شاخص‌های فیزیولوژیکی رشد ذرت

In order to investigate the effects of rates and nitrogen fertilizer application timing on yield and some growth physiological indices of corn ( Zea mays L.), an experiment was conducted as split plot based on randomized complete block design with three replications at the Research Farm of University of Mohaghegh Ardabili during 2009 cropping season. Nitrogen fertilizer levels were arranged in...

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Journal title

volume 7  issue 4

pages  102- 81

publication date 2015-02-20

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