Results 81 to 90 of about 4,453 (100)

Identifying the consequences of water reduction in Zanjan township from the perspective of farmers [PDF]

open access: yes
Introduction: Water is a basic and important resource for human development and economic growth. Water is also important for the agricultural sector. On the one hand, the lack of water and on the other hand, the increase in water demand for different ...
Jafar Yaghoubi, Vahid Mohammadi
core   +1 more source

مقایسه راندمان انرژی تولید سیب‌زمینی (Solanum tuberosum L.)در روش‌های مختلف آبیاری در منطقه جلگه رخ تربت حیدریه

open access: yesبوم شناسی کشاورزی, 2018
به‌منظور ارزيابي و مقایسه کارایی مصرف انرژي در تولید سیب‌زمینی (Solanum tuberosum L.) براساس روش‌های آبیاری نشتی و تحت فشار مطالعه‌ای در سطح 11 مزرعه منطقه جلگه رخ شهرستان تربت حیدریه در سال 93-1392 اجرا شد.
وحید کریمی   +3 more
doaj  

Investigating the Effects of Greenhouse Gases Emission on Supply and Demand of Irrigation Water in Watersheds of Qazvin Province [PDF]

open access: yes, 2017
Increasing the emissions of greenhouse gases is among the factors affected the speed of occurrence of climate change during recent decades. In present study, first using time series data of 2006-2012 andRCM-PRECIS simulation model, the impacts of ...
Abozar Parhizkari
core  

اثر شرایط نگهداری بنه در طی دورة رکود تابستانه، بر رشد رویشی و زایشی زعفران [PDF]

open access: yes
شرایط محیطی به خصوص دما از عوامل بسیار مهم در وقوع مناسب مرحلة گل­انگیزی زعفران در طی تابستان می­باشد. در این راستا، به منظور بررسی اثر شرایط نگهداری بنه بر رشد زایشی زعفران، آزمایشی در قالب طرح  بلوک­های کامل تصادفی با هفت تیمار و سه تکرار در سال زراعی ...
حمیدرضا فلاحی   +3 more
core   +1 more source

Effects of Different Levels of drought Stress on Yield and Yield Components of Quinoa (Chenopodium Quinoa Willd.) [PDF]

open access: yes
Due to the limited quality of water resources and considering that the majority of the country is arid and semi-arid, it is important to cultivate plants with a high tolerance to drought and salinity.
Hossein Beyrami   +2 more
core   +1 more source

Effect of Different Irrigation Intervals and Anti-Transpirants Compounds on Yield and Yield Components and Oil of Black Cumin (Nigella sativa L.) [PDF]

open access: yes, 2017
IntroductionThe ever-increasing tendency to the use of medicinal plants in the world has grown concerns about their cultivation and production processes. As medicinal plants are more compatible with the nature, special interest and attention has recently
Gh. Davarinejad   +3 more
core   +1 more source

Groundwater Modeling by MODFLOW Model in Toyserkan Aquifer and Evaluation of Hydrogeological State under Present and Future Conditions [PDF]

open access: yesمهندسی منابع آب, 2017
Groundwater resources are one of the most valuable natural resources. Therefore, in the recent years, the groundwater modeling is a powerful tool in management procedures, optimization and predicting of groundwater resources in future.
Abdullah Taheri Tizro, Morteza Kamali
doaj  

بررسی توزیع رطوبت خاک در آبیاری زیر سطحی گلدانی با سطوح مختلف شوری آب (مطالعه موردی گیاه ریحان) [PDF]

open access: yesمدیریت آب و آبیاری
با توجه به محدودیت‌های روزافزون منابع آب آگاهی از مقدار و توزیع رطوبت در آبیاری زیرسطحی در مدیریت آبیاری اهمیت فراوان دارد. این پژوهش با هدف بررسی آبیاری زیرسطحی گلدانی، به‌عنوان یکی از روش‌های مناسب آبیاری صورت گرفت.
حسن کریمی   +2 more
doaj   +1 more source

Effects of Some Stress Modulators (Methanol, Nano silicon, and Humic acid) on Yield, Activity of Some Antioxidant Enzymes and Biochemical Traits of Wheat in Different Irrigation Regimes [PDF]

open access: yes
IntroductionDrought stress is one of the most common limiting factors for crop production. Due to its detrimental effects on numerous physiological and biochemical processes, this stress restricts the growth and development of plants. In this regard, the
H Narimani   +2 more
core   +1 more source

Investigating the Effect of Different Levels of Irrigation and Humic Acid Foliar Application on the Physiological Characteristics and Indigo of Indigofera tinctoria L. [PDF]

open access: yes
IntroductionIndigo (Indigofera tinctoria L.) is a flowering plant belonging to the Fabaceae family. This plant has a high ability to grow again after harvesting, and the low sensitivity of this plant to the attack of pests and diseases in hot weather ...
A Alitavakoli   +3 more
core   +1 more source

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