منابع مشابه
extensions of some polynomial inequalities to the polar derivative
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15 صفحه اولNOTES ON SOME SPECIES OF THE GENUS EUPHORBIA IN IRAN
During the study on newly collected and herbarium specimens belonging to the genus Euphorbia, three species, namely, E. gorenfloti, E. cheirolepioides and E. splendida were found to be synonymous with E. chamaepeplus, E. grossheimii and E. decipiens, respectively. Euphorbia sahendi as an interesting and rare species has been recognized after long time again among my material and Euphorbia delto...
متن کاملAframodial and other bioactive diterpenoids from Aframomum species
The biological activity of the potential therapeutic agent, 80,l 7-epoxy-1 2Elabdene-l5,16-dial (aframodial) 1, has been briefly reviewed. Ten other Cameroonian Aframomum species have been investigated as potentially improved sources for 1 and their aframodial content analyzed. In the course of these investigations three novel diterpenoids, aulacocarpinolide, aulacocarpin A, and aulacocarpin 6,...
متن کاملThe Inheritance of Flowering Time in a Short-Day Species, Solidago Sempervirens L.
BSERVATIONS on the differences in flowering time of various strains of 0 the seaside golden-rod, Solidago sempervirens L., have now been made over a period of several years. This species is a fall-flowering perennial which, in its native habitat, flowers progressively later in the season as one passes from north to south along the Atlantic Coast. When plants from different portions of the range...
متن کاملENDOPHYTIC SPECIES OF NEOTYPHODIUM ON SOME GRAMINEOUS SPECIES IN IRAN
Some members of the familyClavicipitaceae are endophytic and have mutualistic relationship with the plant family Poaceae. Their relationship is beneficial for both host and fungus. In the present investigation, endophytic fungi were isolated from seed and leaf sheath of hosts Festuca arundinacea, F. ovina, F. pratensis, Bromus tomentellus, Melica persica and Lolium prenne. Morphological charact...
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ژورنال
عنوان ژورنال: Acta Chemica Scandinavica
سال: 1971
ISSN: 0904-213X
DOI: 10.3891/acta.chem.scand.25-1924