Interferons
发表于 2025-3-23 12:02:06
he whole organism’s vitality both aboveand belowground is assessed, and the significance of the results on the appropriate spatial and temporal scales evaluated, can a firm conclusion about the causes of decline be reached. These criteria also apply to assessing decline in whole forest ecosystems (U
轻弹
发表于 2025-3-23 17:20:19
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过去分词
发表于 2025-3-23 21:26:03
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FIR
发表于 2025-3-23 23:53:34
Christof Grafurt and Frankfurt in the west, Nürnberg in the southwest, Ingolstadt in the south, Sokolov in Czechoslovakia to the east, and those in the German Democratic Republic to the north. All these industrial regions are approximately 100–200 km away from the Fichtelgebirge.
夹克怕包裹
发表于 2025-3-24 02:38:03
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epinephrine
发表于 2025-3-24 06:43:56
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ARC
发表于 2025-3-24 14:10:13
Christof Grafnd root development. Nutritional diagnosis has therefore often been based solely on foliar analysis. Recently, especially in relation to research into soil acidification, several ratios of exchangeable cations in soils were presented as being roughly correlated with the corresponding elements in fol
prolate
发表于 2025-3-24 16:43:13
base cation content in soils and soil solutions has strongly decreased in the last decades in some areas (Falkengren-Grerup and Eriksson 1990; Hallbäcken 1992; Joslin et al. 1992), whereas concentrations of soluble Al have been assumed to increase. Moreover, important changes in Al spe-ciation are e
冷淡周边
发表于 2025-3-24 20:04:51
ying from seconds to years. Thus, it is no wonder that single explanations for the decline of forests have ranged from the biochemical to the biogeochemical, and from the microbiological to the ecological. Explaining an observed phenomenon depends on the level of organization immediately below the l
形容词词尾
发表于 2025-3-25 02:58:40
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