Polystichum lonchitis Found in the Black Hills

Physicochemical Properties of Black Walnut (Juglans nigra L.) in the Western Mid-hills of Nepal

The black walnut (Juglans nigra L.) is an underutilized fruit in the mid-hills of Nepal. However, the physico-chemical properties of Nepalese black walnut are almost unavailable in the literature. Four walnut growing districts namely Baitadi, Dadeldhura, Jumla and East Rukum selected and the black walnut collected at commercial maturity from the local markets. The physical properties w...

White-Tailed Deer Habitats in the Central Black Hills

White-tailed deer (Odocoileus virginianus dacotensis Zimm.) numbers in the central Black Hills have declined since the middle 1970s. Population status has been documented by a decline in hunter success, deer reproductive success, and fawn survival. Most management agencies believe habitat deterioration is the primary cause of population decline in the Black Hills. We evaluated habitat selection...

Bacterial DNA from the Black Death found in teeth

The third epidemic, which began at the end of the 19th century in China and reached the rest of the world via Hong Kong, is still ongoing. This summer a man died from plague in the city of Yumen in northern China. 30,000 inhabitants were confined to isolation when parts of the city were locked down. There was a plague outbreak in November in Madagascar, both in the provinces and in the capital ...

Pathogenicity of Septoria aquilina Isolated from Black Hills Bracken

THE SPORES MICRO-MORPHOLOGICAL STUDY OF FIVE POLYSTICHUM SPECIES IN IRAN

In this research, five species of the genus Polystichum, belonging to Dryopteridaceae, namely, P. lonchitis, P. woronowii, P. setiferum, P. braunii and P. aculeatum, were collected from Gilan and Mazandaran Provinces and studied micro-morphologically. In order to compare the spores, their morphology and their ornamentation was studied. The spores each were picked from sporangia and each sample ...