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Changes of Atmospheric Chemistry and Effects on Forest - download pdf or read online

By Reinhard F. Hüttl, K. Bellmann

ISBN-10: 9048152240

ISBN-13: 9789048152247

ISBN-10: 9401590222

ISBN-13: 9789401590228

This quantity summarises the results of an interdisciplinary learn programme entitled `Rehabilitation of the ambience of the hot States of Germany - results on Terrestrial Ecosystems'. prior to the unification of Germany, emission a great deal of SO2 and mud debris have been as much as 18-fold greater in East than in West Germany. even if, emission charges have lowered considerably for the reason that reunification in 1990, a result of breakdown of a giant variety of business and especially lignite- fired powerplants and the implementation of fresh air applied sciences. as a way to research the results of those dramatic adjustments in atmospheric chemistry on terrestrial ecosystems, complete box stories have been performed in pine wooded area ecosystems alongside an historical gradient of atmospheric deposition premiums within the northeastern lowlands of Germany. the short and dramatic aid of airborne dirt and dust particle and SO2 emissions deals a different chance to check the function of SO2 and alkaline particle deposition in regards to alterations or harm to wooded area ecosystems and even if the wooded area stands go back to a nation of resilience. during this recognize, this environment scan will be seemed upon as a roof test and not using a roof.

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Extra resources for Changes of Atmospheric Chemistry and Effects on Forest Ecosystems: A Roof Experiment without a Roof

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1995) pines could release surplus sulphur (approximately 10%) in the form of H 2S. On the other hand glutathione is transported to the roots and regulates the uptake of sulphate from the soil (Herschbach and Rennenberg, 1994). w. , 1996). Like the needle SOJ--S contents, the ratio of soJ--S/Sorg is also a valid indication of S02 deposition. 75). = = 52 H. Schulz et al. ) Figure 5. Correlation between the glutathione and sulphate sulphur (SOi--S) contents in current year's pine needles at the three field sites.

1" ....... ;.. ::... ---~----~--~~--~----~--~~--~----~---, ""'+0°)° -; 12 ················f -c 10 ........ "7t» 0> i '2 'e> « 8 ................... ····,·············+··········T········ ···r·· . · . . , ........ , .......... ;···············+··············0··············i···············+ j ! ~ .............. 9-....... -j ............. ,................................ ,.... +. . . . . ··8····~·7~ . ~ ............... ;................ :................ ~ ............... ;........ ········i·· · · · ·········· ·~··· · ··········· iii i i : : 2 ·· ...

Contents of total sulphur, sulphate sulphur, organic sulphur, sulphate sulphur/organic sulphur ratio, glutathione and cysteine (mean values ± standard errors) of the current year's pine needles. Significance was determined according to the Mann-Whitney U-test. Q1 a,b,B Responses of sulphur- and nitrogen-containing compounds 47 Table 3. Contents of total nitrogen, non-protein nitrogen, protein nitrogen, soluble protein, nonprotein nitrogen/ protein nitrogen ratio, glutamine and arginine (mean values ± standard errors) of the current year's pine needles.

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Changes of Atmospheric Chemistry and Effects on Forest Ecosystems: A Roof Experiment without a Roof by Reinhard F. Hüttl, K. Bellmann


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