نتایج جستجو برای: vascular cryptogams

تعداد نتایج: 220056  

2005
A. F. MARK G. RAWSON J. B. WILSON

The vegetation pattern of Borland Mire, a 250 ha lowland raised mire near Monowai, in the rainshadow of the Fiordland mountains, is described using several numerical analyses of quadrat data collected at regular intervals along parallel transects across 430 m of a typical segment. A weak zonation pattern of both flora and vegetation is revealed amolng the 24 vascular species and the more abunda...

2007
Stef Frederik Bokhorst

Functioning of terrestrial ecosystems of the Maritime Antarctic in a warmer climate Printing: PrintPartners Ipskamp B.V. 1 General introduction 2 External nutrient inputs into terrestrial ecosystems of the Falkland Islands and the Maritime Antarctic region 3 Food choice of Antarctic soil arthropods clarified by stable isotope signatures. 4 The effect of environmental change on soil arthropod co...

Journal: :Acta Botanica Malacitana 1991

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم پایه 1387

چکیده ندارد.

Journal: :Transactions of the Botanical Society of Edinburgh 1863

2012
Himanshu Rai Roshni Khare Rajan Kumar Gupta Dalip Kumar Upreti

Lichens are known to be more sensitive indicators of ecosystem functioning and disturbances than any other cryptogams and vascular plant communities. Himalayan habitats, despite their stressed climates, harbor some of the unique biodiversity of the region, vital for overall ecosystem functioning and stability. Lichens, due to their desiccation tolerance, are able to survive in high altitude hab...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشکده علوم پایه 1387

چکیده ندارد.

Journal: :Sibbaldia: the International Journal of Botanic Garden Horticulture 2007

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