نتایج جستجو برای: north west frontier province
تعداد نتایج: 318744 فیلتر نتایج به سال:
The last report of Microhyla gadjahmadai was recorded from Vila Hijau on Curup, Bengkulu Province, Indonesia. Here, we this species the conservation area and palm-oil plantation PT. Tidar Kerinci Agung, Solok Selatan Dharmasraya Regency, West Sumatra Province. These new records extend known distribution by 213 km to north-northwest nearest previously occurrence. finds add information about as a...
Introduction As a natural phenomenon that characterizes the climate system, drought exerts devastating effects on agricultural products, including reducing cultivation levels, decreasing crop yield, and changing cropping patterns, thus threatening the food security of humans and other creatures. Moreover, it brings about some social and environmental consequences such as threatening human heal...
Drought is a one of the most important natural disasters that have high socio-economic and environmental impacts. However, drought is more than a physical phenomenon or natural event. Its impact results from the relation between a natural event and demands on the water supply, and it is often exacerbated by human activities. The traditional approach to drought management has been reactive, re...
effect of fire on phyto-sociology of understorey vegetation in chir pine forests of three different silvological characteristics was compared with pure grassland. 15 grasses, 1 sedge, 5 legumes and 21 non-legumes were recorded in the four study sites. floristic composition gradually increased from june to august and then declined slowly by october in all the plots. maximum number of species was...
The geographic distribution of Astragalus (Fabaceae) in Iran was analyzed using a database of 7606 georeferencedobservations. Astragalus occurs in all provinces of Iran, but 88% ofthe observations are in five provinces including Tehran, West-Azerbaijan, Esfahan, Kordestan, and Khorasan-e Razavi.Most species are rare and narrowly endemic: Thelargest distance between two observations of the same ...
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