نتایج جستجو برای: arid agriculture

تعداد نتایج: 81907  

2016
Lyubing Zhang Zhigang Jiang Alexander Mikheyev

Biological invasion is one of the most threatening factors for biodiversity conservation. Lacking information on alien species in certain regions of the world hampers a balanced understanding of invasion processes and efficient data exchange among stakeholders. Current knowledge gaps are in need of urgent concern. We therefore conducted a review on alien animals in Xinjiang, an unknown region o...

Journal: :The Geographical journal 2012
Rolando E Díaz-Caravantes

The peri-urban area is the region where there is a more dynamic interaction between the urban and rural. The peri-urban area supplies natural resources, such as land for urban expansion and agricultural products to feed the urban population. In arid and semi-arid lands, such as northern Mexico, these areas may also be the source of water for the city's domestic demand. In addition, scholars arg...

Journal: :Remote Sensing 2017
Eric W. Chance Kelly M. Cobourn Valerie A. Thomas Blaine C. Dawson Alejandro N. Flores

There are pressing concerns about the interplay between agricultural productivity, water demand, and water availability in semi-arid to arid regions of the world. Currently, irrigated agriculture is the dominant water user in these regions and is estimated to consume approximately 80% of the world’s diverted freshwater resources. We develop an improved irrigated land-use mapping algorithm that ...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0
محمد حیدری دانشجوی دانشگاه کشاورزی ساری محمدعلی اسماعیلی دانشیار / دانشگاه علوم کشاورزی و منابع طبیعی ساری ایوب حیدرزاده دانشجوی دکتری زراعت / دانشگاه علوم کشاورزی و منابع طبیعی ساری مینا مولائی دانشجوی کارشناسی باغبانی / دانشگاه علوم کشاورزی و منابع طبیعی ساری

sesame is one of the oldest crops in the world that is commonly cultivated in arid and semi-arid due to high oil seeds (42-52 %). this study was conducted to investigate the effects of sulfur and biological fertilizers on physiological parameters of sesame at sari agriculture sciences and natural resources university in 2014 crop year. the experiment was conducted in a split factorial design ba...

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