نتایج جستجو برای: cultivation area

تعداد نتایج: 613697  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Journal: :Journal of environmental quality 2012
Nianpeng He Yunhai Zhang Jingzhong Dai Xingguo Han Guirui Yu

Cultivation in semiarid grasslands induces large changes in soil organic matter (SOM) stock. To better predict the effects of cultivation on SOM pools, there is a need to identify the soil fractions that are affected and the extent to which they are affected. Using four cultivation chronosequences in Inner Mongolian grasslands of northern China, we investigated the changes in soil organic carbo...

Journal: :تحقیقات جغرافیایی 0
سیدهدایت الله نوری دانشگاه اصفهان داود جمینی دانشگاه اصفهان علیرضا جمشیدی دانشگاه اصفهان عیسی بهاری دانشگاه اصفهان نصرت مرادی دانشگاه اصفهان

one of the most important aspects of sustainable development is sustainable agriculture. therefore, nowadays, achieving a sustainable agricultural system is an important policy in agriculture department of countries. the main objective of this study is identifying factors affecting stability of rice cultivation in the city of shirvan and chardavol in ilam province. this study was a survey and i...

Journal: :journal of rangeland science 2013
somayeh naseri mohammad ali adibi seyed akbar javadi mohammad jafari mohammad zadbar

one of the ordinary methods to protect, rehabilitate, and enhance an ecosystemfunction in arid and semi-arid areas of the world is sand dune stabilization using biologicalpractices. plantation of species on the soil plays a great role in sustainable management ofthe ecosystem. this research studies the effects of cultivation of haloxylon ammodendronand atriplex canescens on physical-chemical ch...

Journal: :Land 2022

The grapevine, so-called Vitis vinifera L., is one of the most diffuse perennial crop plantations in world due to a flourishing market that shaped landscape and societal values. Turkey has been historical vine producer, counting on an overall vineyard extension 550,000 hectares. Besides, some favorable pre-requisites be fertile lands for production: variegated topography, rich soil diversity, h...

2006

Despite the apparent abundance of land, agricultural land with a dependable growing period represents a fraction of the total land area in Ethiopia. Moreover, land degradation is extensive and severe, particularly in the highlands above 1500 meters above sea level, which account for about 40 percent of the total land area but home for 90 percent of the total population and 70 percent of livesto...

Afsoon Khodadadi Marzeah Torabinia Mona Moalemi, Zeinab Ashori,

In the current investigation, evaporation and transpiration potential were also estimated by means of FAO Penman- Monteith evapotranspiration estimation method and Deviation from Optimum Percentage (DOP) technique by climatic elements (min-max temperature, relative humidity, wind speed and radiation) during at least 10 years statistical period regarding sunflower phenological conditions in Kurd...

2016
Pragasam Antony Preeti N. Tallur Sikandar I. Mulla Vinayak M. Naik

Article history: Received on: 25/05/2016 Revised on: 17/06/2016 Accepted on: 10/07/2016 Available online: 30/08/2016 Phospholipid is very essential in the balanced diet. The vegetarian people in the coastal area are habitant of using edible oil seeds as daily food grains. Salinity of water during cultivation decreases the accumulation of oil content (12-15%) in seeds. Present experiment was foc...

Afsoon Khodadadi Marzeah Torabinia Mona Moalemi, Zeinab Ashori,

In the current investigation, evaporation and transpiration potential were also estimated by means of FAO Penman- Monteith evapotranspiration estimation method and Deviation from Optimum Percentage (DOP) technique by climatic elements (min-max temperature, relative humidity, wind speed and radiation) during at least 10 years statistical period regarding sunflower phenological conditions in Kurd...

Journal: :international journal of advanced biological and biomedical research 2014
zeinab ashori mona moalemi afsoon khodadadi marzeah torabinia

in the current investigation, evaporation and transpiration potential were also estimated by means of fao penman- monteith evapotranspiration estimation method and deviation from optimum percentage (dop) technique by climatic elements (min-max temperature, relative humidity, wind speed and radiation) during at least 10 years statistical period regarding sunflower phenological conditions in kurd...

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