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α-Glucosidase inhibitors from Chinese Yam (Dioscorea opposita Thunb.)
Abstract The inhibitory activities of crude extracts and purified constituents from the fresh tuberous rhizomes of Chinese Yam ( Dioscorea opposita Thunb.), which is commonly called Huai Shan Yao inExpand
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Integrated Source Apportionment, Screening Risk Assessment, and Risk Mapping of Heavy Metals in Surface Sediments: A Case Study of the Dongting Lake, Middle China
ABSTRACT Surface sediment samples were collected from 10 typical locations throughout the Dongting Lake, China, in January 2009. Samples were assayed by atom absorption spectrophotometer and coldExpand
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Variance of Peptidic Nerve Innervation in a Canine Model of Atrial Fibrillation Produced by Prolonged Atrial Pacing
Background: Long‐term rapid atrial pacing may result in nerve sprouting and sympathetic hyperinnervation in atrial fibrillation (AF) in dogs. Whether peptidic nerve is involved in neural remodelingExpand
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Seed rain and seed bank of Chinese yew (Taxus chinensis var. mairei) population in Tianmu Mountain
Abstract Seed rain and seed bank of a Chinese yew (Taxus chinensis var. mairei) population in Tianmu Mountain were researched in 2008 and 2009. The seed rain lasted from 16th–23th of October toExpand
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[Responses of larch seedling' s photosynthetic characteristics to nitrogen and phosphorus deficiency].
In this paper, the responses of larch seedling's photosynthetic characteristics to N and P deficiency were studied in greenhouse from April to September, 2002. On April 10, one-year-old larchExpand
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Avian seed dispersal and seedling distribution of the endangered tree species, Taxus chinensis, in patchy habitats
Background: There is limited understanding about bird dispersal behaviour and seedling distribution of endangered tree species in patchy environments, although these processes are important for plantExpand
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Rapid recovery of nitrogen retention capacity in a subtropical acidic soil following afforestation
Abstract Understanding soil nitrogen (N) dynamic and availability during afforestation (the conversion of cropland to forest plantations) is critical to maintain forest growth and long-termExpand
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Dispersal of remnant endangered trees in a fragmented and disturbed forest by frugivorous birds
Most endangered plant species in a fragmented forest behave as a unique source population, with a high dependence on frugivorous birds for recruitment and persistence. In this study, we combinedExpand
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Lexicographic product of extendable graphs.
Lexicographic product G◦H of two graphs G and H has vertex set V (G)×V (H) and two vertices (u1, v1) and (u2, v2) are adjacent whenever u1u2 ∈ E(G), or u1 = u2 and v1v2 ∈ E(H). If every matching of GExpand
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Enzymatic regulation of organic acid metabolism in an alkali-tolerant halophyte Chloris virgata during response to salt and alkali stresses
Chloris virgata , an alkali-tolerant halophyte, was chosen as the test material for our research. The seedlings of C. virgata were treated with varying salt and alkali stress. First, the compositionExpand
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