نتایج جستجو برای: Aqua crop model

تعداد نتایج: 2166057  

Journal: :international journal of advanced biological and biomedical research 2013
atefeh afshar ali neshat

the agricultural regions are running into difficulties, which are restrictive availability of water, successive appearing draughts, and overuse of ground water resources for supplemental water requirements. as a sample which is got from the farm is sent to the laboratory for testing and the laboratory works need devices. hence, conducting farm experiments are expensive and time consuming to opt...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده کشاورزی 1392

یکی از چالش های موجود در بخش کشاورزی مناطق خشک ازجمله ایران افزایش دادن تولیدمحصول به ازاء واحد حجم آب مصرفی است. کم آبیاری یکی از استراتژی های افزایش کارآیی مصرف می باشد. موفقیت استراتژی کم آبیاری تا حدود زیادی بستگی به شناسایی عوامل تأثیرگذار در رشد و نمو و نحوه پاسخ گیاه هدف به این عوامل دارد. کاربرد توابع ریاضی و مدل های شبیه سازی رشد گیاهان کمک زیادی برای نیل به این هدف می کنند. در این مطا...

Ali Neshat Atefeh Afshar,

The agricultural regions are running into difficulties, which are restrictive availability of water, successive appearing draughts, and overuse of ground water resources for supplemental water requirements. As a sample which is got from the farm is sent to the laboratory for testing and the laboratory works need devices. Hence, conducting farm experiments are expensive and time consuming to opt...

Ali Neshat Atefeh Afshar,

The agricultural regions are running into difficulties, which are restrictive availability of water, successive appearing draughts, and overuse of ground water resources for supplemental water requirements. As a sample which is got from the farm is sent to the laboratory for testing and the laboratory works need devices. Hence, conducting farm experiments are expensive and time consuming to opt...

مدلAqua Crop براساسپاسخعملکردمحصولبهآبتوسطسازمانفائوتوسعهیافتهاست و نسبت به سایر مدل­ها به عوامل ورودی کمتری نیاز دارد.  به منظور ارزیابی مدل Aqua Crop در شرایط کم­آبیاری، آزمایشی در منطقه پاکدشت بر روی گیاه جو انجام شد. این آزمایش­ با سه تیمار آبیاری و سه تیمار تاریخ کاشت در سال زراعی 94-1393 در مزرعهپردیسابوریحانانجامشد. تیمارهای آبیاری شامل آبیاری کامل و دو تیمار کم­آبیاری 80% و 60 درصد و تی...

Journal: :Turkish journal of agricultural engineering research 2022

The Aqua-Crop simulation model has been playing a crucial role in assessing the performance of existing strategies for management irrigation schemes improving agricultural water use efficiency. This study evaluated using Onion crops under deficit and mulch practices semi-arid Nigeria. Measurements were taken from experimental plots which consisted each at 4 levels used to evaluate canopy cover,...

Journal: :International Journal of Current Microbiology and Applied Sciences 2018

Journal: :Environmental geochemistry and health 2010
Min Jang

To get representative soil samples, a sampling method was verified for crop fields in the vicinity of abandoned mine sites. Application of appropriate sampling or analytical methods is very important as it affects the costs, time, and accuracy of the refined investigation of soil contamination. Two-time sampling for each crop field was conducted to verify the reproducibility of a zigzag method ...

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