نتایج جستجو برای: wild population

تعداد نتایج: 841273  

Journal: :محیط زیست طبیعی 0
مجتبی قندلی اداره کل حفاظت محیط زیست استان سمنان افشین علیزاده استادیار دانشکده منابع طبیعی، دانشگاه تهران، ایران محمود کرمی - استاد دانشکده منابع طبیعی، دانشگاه تهران، ایران محمد کابلی استادیار دانشکده منابع طبیعی، دانشگاه تهران، ایران

kavir national park is an example of dry and desert ecosystem that is consisted of vast plains and numerous highlands. wild sheep is one of the iconic bovid in this area. understanding their habitat requirements and similarities is essential for their successful population management. we used ecological niche factor analysis approach to develop habitat suitability models for wild sheep in kavir...

Journal: :desert 2008
r. hamidi d. mazaherib h. rahimian h.m alizadeh h. ghadiri

wheat (triticum aestivum) growth and yield are depressed by physical and chemical interference of weeds. recently, wild barley (hordeum spontaneum) population has increased in wheat fields of many provinces of iran. since, little is known about the allelopathic effects of wild barley residues in soil, greenhouse studies were conducted to examine the effects of soil amended residues of wild barl...

The genus Tulipa L. (Liliaceae) comprises about 100 species and Iran is considered as one of the main origins of tulips. In this research, genetic diversity and population structure of 27 wild populations of tulips collected from Iran were studied by 15 highly polymorphic and reproducible expressed sequenced tag-simple sequence repeat (EST-SSR) markers and 8 nucleotide binding site (NBS)-enzyme...

Journal: :Oryx 2021

Abstract Wildlife fences are often considered an important tool in conservation. Fences used attempts to prevent human–wildlife conflict and reduce poaching, despite known negative impacts on landscape connectivity animal movement patterns. Such likely be particularly for wide-ranging species, such as the African wild dog Lycaon pictus , which requires large areas of continuous habitat fulfil i...

Journal: :Journal of Wildlife Management 2021

Being opportunistic omnivores, wild pigs (Sus scrofa) readily feed on edible garbage. Given the presence of substantial volumes food waste, large multi-county and regional municipal sanitary waste landfills constitute attractive forage resources for pigs, providing a year-round anthropogenic source potentially high-quality forage. Our objective was to assess effects that landfill has local fora...

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